0. I'm going to suggest have at least 8GB for Win10. 83GHz Yorkfield Quad Core Q9550 12MB, 1333FSB, E0. Memory Type: DDR2 PC2-5300, DDR2 PC2-8500, DDR2 PC2-6400, DDR2 (non-ECC) Maximum Memory: 8GB Slots: 4 Each memory slot can hold DDR2 PC2-5300, DDR2 PC2-8500, DDR2 PC2-6400 with a maximum of 2GB per slot. 10 A22 T tonschkDell Optiplex Memory RAM Upgrade install is the easiest and economical way to make this Dell Optiplex 780 Mini-tower computer super fast. Only one thing changes RAM speed. Find the service tag (a seven digit code of letters and numbers) written on a sticker on the back or. 19-05-2010 15:00 PM. Tangerang Selatan ICA JAYA MANDIRI. At the technical guide (thank's for link to SpeedStep) I didn't find any information about supported max bus clock (MHz) of RAM. The memory was twice replaced using new Dell. . Addressing Memory Configurations. Install modules in. You're welcome. 00GHz Yorkfield Quad Core Q9650, 12MB. Thanks for your help so far, I really appreciate it. 4. -. Windows finished installing. DELL OPTIPLEX 960 Professional users seeking a sophisticated, powerful desktop need to look no further than the OptiPlex 960. Maximum Memory: 8GB: Maximum Memory Per Slot: 2GB: Number Of Memory Sockets: 4: Device Specifications; Make & Model: Dell OptiPlex 755 Small Form Factor [SFF] Device Type:Below memory compatibility will be DDR3 unless stated otherwise. 1, or 2. Plus, an all-new display. 66 GHz Intel Dual Core CPU and having a front side bus of 1333 MHz. (PC2-5300U) 667mhz. According to the Dell manual, 8GB is maximum. Hi everyone, I'm a new user here and have a question for you. 5 out of 5 stars 15 Yes, crucial brand ram from genuine micron factories is about the only memory that will ever work in a dell computer. Power figures for DELL Optiplex 755 Mini Tower. Dell Optiplex 755 Full-Tower Desktop Specs and Details. 4. Often I've found those "maximum" specs to be based on the largest dimm available at the time of publish, and not necessarily a system limitation. For 4GB, the best option is a 2x2GB matched pair, but the Mobo may not except 2GB RAM sticks. 2 device into a 2. I'm unsure if your motherboard is capable of overclocking, but most likely, it is. Another one unsupported by Dell for the 755 - core 2 quad Q9650. Dell OptiPlex desktops are engineered to respect our planethi i have a Dell OptiPlex 755/USFF, and i wanna upgrade the ram. I also tried other brand (Kingston with. 1x 4HP13. Optiplex 7000 Small Form Factor Parts & Upgrades Dell Memory Upgrade - 16GB - 1RX8 DDR4 UDIMM 3200MHz Since I saw Samsung listed in redxps' list: Samsung M378A2G43AB3-CWE 16GB DDR4 3200MHz PC4-25600 1. 0. (I think this is due to newer cards being out of spec. I went from an E8400 to a Q9650 in my 755 MT a ways back. 35 V operation for memory. This fault usually occurs about once per week. PC Dell optiplex 755 Slim Core 2 Duo HDD 250gb ram 4gb. $19. A seagate 500GB HDD and (originally) 4GB of Samsung PC2-5300U DDR2 ram in a 4x1 configuration. System Requirements. 6300, 667MHz made by pacific sun at frys electronics in downers grove, il, total cost, $34, much faster on single/multiple window apps and web searching. 1: power off. RAM Upgrades Overview | OptiPlex 755 with CompuRAM max up to 8GB . ram can upgrade to 4x2 gb ddr2. To get the max out of my 755 MT: CPU = C2Q Q9650; RAM = 8GB; OS is on a Crucial SSD. Q6600 - Cheaper than dirt. Addressing Memory Configurations. $1,275. The i5-2400 supports 32 GB max, according to Intel, so there's no 8GB total RAM limit with the CPU. 25 Gig of ram with the rest stolen by Video Frame Buffer and the memory map for Bios. Upvote 1 Downvote. No aftermarket coolers, or cases are made for it. Multitask between intensive programs. Alienware. CMS 2GB (1X2GB) DDR2 5300 667MHZ Non ECC DIMM Memory Ram Upgrade Compatible with Dell® Optiplex 210L 320 330 740 745 755 Memory Ram Upgrade - A89 4. We would like to show you a description here but the site won’t allow us. It would be nice if the GTX1050 would run because it could move to your next machine. 4GB Kit 2 X 2GB DDR2 Memory for Dell Optiplex 755 760 GX280 Ultra Small Form Factor Desktop PC2-6400 240 pin 800MHz Non-ECC DIMM. 64. gpu can safely upgrade to low profile TDP max 25W. [New] Apple Mac Studio: M1 Max - 32 GB Memory - 512 GB SSD - Silver. Free returns and support on all products. I want to extend the memory to maximum Can anybody clearify this Statement from the product brief: "Delivers up to 12. 5" bay : Additional information : 9350 9360: 1: 1x M. Yes the machine is a good Deal IMHO. Disconnect the power cable from the PSU, and wait for 15 seconds. That's why higher than 8GB is unsupported and companies, like Crucial, that make RAM, will tell you the highest is 8GB. Dell 755 optiplex walleyeblugill. The technical guidebook to the 7010 says that each of the four DIMM slots can handle up to 8GB memory modules, but then says the system maximum is only 16GB. Over 2 years experience on this forum. I have got a Dell Optiplex 755 SFF, and i'd like to change all of my hardwares, to the best components what i can use. 5-inch internal SSD • SATA 6. 0 (6Gb/s) Show full device specification. Memory Options3 MT/DT/SFF- Four DIMM slots; Non-ECC dual-channel 1066MHz or 1333MHz DDR3 SDRAM, up to 16GB maximum system memory USFF- Two DIMM slots; Non-ECC dual-channel 1066MHz or 1333MHz 4 DDR3 SDRAM, up to 8GB maximum system memoryI have a refurbished Optiplex 755, Windows 7 pro 32 bit, 2GB RAM. Crucial. Small Business. likhithchitneni, The Optiplex 755 is getting on a bit, but there are more options to improve it than one might suspect. A-Tech 8GB (4X 2GB) Max Memory RAM Kit for Dell OptiPlex 755, 745, 740, (MT, DT, SFF) - DDR2 667MHz PC2-5300 Non-ECC DIMM Upgrade 4. Find compatible Memory (RAM) for your Dell device - Optiplex Desktops. I want to extend the memory to maximum. When I put Win10 on an SSD and maxed the RAM, that's when I really noticed a difference in speed. 0. Their seems to be some conflicting information with the dell manuals: check out the max memory from the dell optiples 380 setup and Features Information pdf. 8GHz) Memory Warranty. F886J 2. . The Dell OptiPlex 755 offers enhanced management and control with Intel® vPro™ processor technology, allowing IT staff excellent flexibility, high efficiency and reduced desk-side troubleshooting. 3. version 1. version A08 date 02/19/2008 ROM size 4096 KB DMI System Information manufacturer Dell Inc. 89 $ 64. DDR3 and DDR3L are socket compatible, however, It is NOT compatible with computers using 4th Generation Intel (Haswell) processors, which exclusively support 1. I am looking to add another 8GB of RAM, but the same memory module is difficult to obtain in my location. It's not in specs, but some people have exceeded RAM in 7020 up. Lifetime warranty on all Memory / RAM. - SkillBench (space shooter). 89 I have two Optiplex 755 SFF running VMware ESX 4. 4. XPS Desktops. Top Solutions. $3163. The computer is a BTX form factor so aftermarket parts aren't actually made to fit. Purchase options and add-ons . Example: Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell OptiPlex 755 Series (Desktop Mini-Tower and Small Form Factor) - FREE US Delivery. 21. Choose from four different chassis: mini-tower (MT), small form-factor (SFF), ultra small form-factor (USFF), and the new 9020 All-in-One (AiO) for optimized desk space and maximum performance. The max memory this has is 8192 mb. EDIT: Screengrabs below will show 1,600MHz RAM, which is what came up on the Crucial site for the 780. 1660. The computer is a Mini tower dell optiplex 755. Yes, that's an i7-2600 SR00B in there! All appears to be going well, but it's only the first day with 16GB. Manufacturers. By tech_guy in forum Hardware. So I guess this should be high density. 5 volt memory. 4. Though you planned on 12GB total RAM, you'll still notice a difference in performance going from 4GB to 8GB. DDR2 PC2-3200/4200 is NOT Supported in ANY configuration. Adding memory is one of the most cost-effective ways to improve your computer's performance. vendor Dell Inc. Sep 15, 2016. Kisianik, you said a 750 ti would be appropriate for Dell Optiplex 755. I have two Optiplex 755 SFF running VMware ESX 4. 30-07-2011 16:00 PM. 4x4GB DDR3-1600MHz 1. Buy Now Payment Secure transaction Ships from A-Tech Components Sold by A-Tech Components Returns Eligible for Return, Refund or Replacement within 30. 5 out of 5 stars 15. 0GHz, a Radeon HD 7750 , Samsung 840 SSD, 8GB RAM. can use the i family of processors that fit socket LGA1155. In addition, Dell Optiplex 755 only comes with 7 USB 2. Recently I had upgraded to Windows 10 and obviously 2 GB of RAM is not enough to run much on. 4GB or Greater System Memory Capability: A 64-bit operating system is required to support 4GB or more of system memory. 2. Maximum Memory; 16GB: Memory Expansion Slots / Banks; 4 Slots: Memory Type & Info; PC2-5300/6400 DDR2 SDRAM DIMM Intel Q35 Express Chipset. Thread starter cookie_monster_17; Start date Sep 25, 2018;. EUR 23. Dell Optiplex 755 + Maximum RAM? I have been donated an old Optiplex 755 to use as a server in the EG office (and to keep my hand in with Server 2008 R2 and it came with 2GB of PC4200 RAM. Speed was pretty good though. Connect the display to the port on the discrete graphics card. 4 out of 5 stars 14 $64. Memory Recommendations for Optiplex 755 SFF. $19. Dell ships non-ECC 184 pin SDRAM memory only. SAMSUNG 870 EVO SATA. DELL™ OPTIPLEX XE . My OptiPlex came with licenses for Windows XP and Vista, but I can't find the product key for XP. 89 $ 64 . . So you can't have 2x 2GB + 2x 4GB (12 GB total). 1x 4270E - Screw M2X3 : 9365 : 1: 1x M. Eligible for Return, Refund or Replacement within 30 days of receipt . 5-inch 7mm (with 9. There may be different Versions of this Model (e. yes it is true, i still use my original dell optiplex gx280, 10+ years old. i own an optiplex 755 and just did install a q9550 after updating bios to a20 and the thing is a rocket now,video card is a gt220(hdmi out to 32"lcd sony bravia) and 4gb of ddr2 800mhz ram. 18,530. 765* 6. Safely scan your system for max upgrade options. Dell Support Driver and Downloads not offering manual downloads for my XPS 8940. We have a Dell OptiPlex 755 where the diagnostic lights will often show a 3 4 pattern. 25-inch drive bay 3 3. 65v kit. Optiplex. Each memory slot can hold DDR2 PC2-8500, DDR2 PC2-6400, DDR2 PC2-5300 with a maximum of 4GB kit (2GBx2) per slot. Why does crucial recommend a higher maximum ram limit for my system than the system manufacturer? At Crucial®, we ensure that the higher amount of RAM is rigorously. DIMM DDR3 Non-ECC PC3-10600 1333MHz RAM Memory. DIMM DDR2 Non-ECC PC2-5300 667MHz RAM Memory. sp. My question is that the Motherboard PCIe slot can only provide 35W, not the normal 75W of other motherboards. It's 16GB RAM max. 0GHz 4GB 160GB Windows Pro. Memory: 1 GB, 2 GB, 3 GB, or 8 GB 800 MHz DDR2, 2 DIMM slots. Thanks for your help so far, I really appreciate it. What is the max speed of ram this machine can handle? Typically I have seen machines with. Make optimal use of your installed memory. The maximum amount of memory you can install into the Dell Optiplex 7010 SFF is 32Gb. 33 GHz, 6 MB Cache. The latest BIOS for your 755 is A22. 2GB Kit 2 X 1GB DDR2 Memory for Dell Optiplex 330 740 745 745c 755 Desktop PC2-5300 240 pin 667MHz DIMM RAM. The maximum amount of graphics memory will depend on the computer's Chipset. In most cases, the sum total will not exceed 224MB. $4. It has 4 slots so I can install 4 2 gb sticks. Browse CommunityDell optiplex 755 maximum ram support Alright. unconfavated memory (Max 8GB on 64-bit operating systems) Expansion slot 2 x8GB 4X2GB Dell OptiPlex 745 DDR2 PC2-5300 Memory. Hello, I understand that buying more than 4 GB of RAM is wasteful becasue 32 bit win will not use it. The system turning on when you connect the power is a BIOS setting (power restore). I would like to get input from other people that use the Optiplex 755 and get some input on what they recommend upgrading on the system to make it more of a personal. OptiPlex. 8V • 256Meg x 64 •. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell OptiPlex 755 Series (Desktop Mini-Tower and Small Form Factor) - FREE US Delivery. 2 x 512Mb. the next Optiplex model using 1st and 2nd gen core i7 cpu is 980 or 790 which are both ATX. Below memory compatibility will be DDR3 unless stated otherwise. I wanted to add just a small SSD as a boot drive and keep the HDD for storage, but it is a SFF and that HDD in that big tray with a fan takes up a ton of room. $999. Buy some contact cleaner and spray the RAM contacts as these desktops love to complain about RAM fault when RAM contacts go bad. As far as the the CPU goes, the C2Q Q6700 is compatible with your SFF. Below memory compatibility will be DDR3 unless stated otherwise. The Mr Memory upgrades below are 100% Compatible for your Dell. Officially, (according to the Dell Technical Guide Book for the Optiplex GX 755) the max CPU and RAM are: Intel Core 2 Quad Q6700 Processor (2. We always send matched modules, when you order 2 or more. I currently have them all "maxed" out at 8GB RAM apiece, which is the listed maximum for each. A 780 can take a Q9650 Intel Core 2 Quad 3. 6 Sustainable Materials 60%Dell Optiplex Desktops Support Forum. It's an Optiplex 755 SFF with windows 10 64bit, so I'm going with 8GB ram (2 x 4), an SSD in place of the old HDD. Dell. Buy Memory RAM Upgrades for your Dell Optiplex 755 [Mini-Tower] - 100% Compatibility Guaranteed. I have found a potential Hynix module (HMA81GS6DJR8N), but there are some differences between. 81. ) cpu for 755 is core 2 duo and may upgrade to core 2 quad depending on motherboard Dell DP/N. 23 gigs of RAM. I would be worried about damaging the motherboard, or graphics card, or at very least crashing the computer regularly. 2 device into a 2. Produce video, photography and music. I also specified 2 GB of PC2-6400 800Mhz of DDR2 memory as part of the original configuration that was supplied by Dell. 8v: Image Description Manufacturer Size. 1 with 8GB. 2. Crucial. We always send matched modules, when you order 2 or more. Crucial is guaranteed to work in Dell's. Maximum Memory; 16GB: Memory Expansion Slots / Banks; 4 Slots: Memory Type & Info; DDR2 PC2-5300 667MHz / PC2-6400 800MHz Non-ECC DIMM Intel Q35 Express. OptiPlex 210L OptiPlex 210Ln OptiPlex 3000 Micro OptiPlex 3000 SFF OptiPlex 3000 Tower OptiPlex 3010 Desktop OptiPlex 3010 Mini Tower OptiPlex 3010 Small Form Factor OptiPlex 3011 All-in-One OptiPlex. 29-08-2020 12:00 PM. System Model: OptiPlex 755 BIOS: Phoenix ROM BIOS PLUS Version 1. 8 V. FREE delivery Mon, Nov 13 . have a Dell Optiplex 755 MT that was purchased as a barebones w/o a processor, memory or hd. System CPU Type; Intel Celeron 430 (1. Low Cost Delivery Low Prices 100% Safe & Secure Dell Optiplex 780 mt ram upgrade Hi I have a option of getting a Dell Optiplex 780 mt from a good friend of mine with 8GB of ram 500GB hard drive and Windows 10 Pro I would like to upgrade it to 16GB of ram the max it supports I have a HP Compaq DC5800 that's getting old and hard to get parts for and buying a new computer is still months away. Optiplex Desktops. 2. Maximum memory - 128 GB; Minimum memory - 4 GB; Memory per slot - 4 GB, 8 GB, 16 GB, and 32 GB; Number of slots - Four DIMM slots; Type - Dual. Find compatible Memory (RAM) for your Dell device - Optiplex Desktops. I just bought a couple cheap dell optiplex 755s off craigslist to use as servers (the 6550 Intel Core2 dual core ones). Data Security and Recovery with RAID 1 support ensures real time redundancy for data - helping to keep your business. 6 Professor. Dell Optiplex 755 Series GM819 Motherboard. Hope this helps. Discover more about the. Works in ALL 755 models. I too made the high density mistake with my. Currently installed with 4 GB (2 x 2GB modules). $37. Manufacturers. de memoria Ram. Core, Intel Inside, Intel Inside Logo, Intel vPro, Itanium, Itanium Inside, Intel Evo, Intel Optane, Iris, Itanium, MAX, Pentium. Patriot Signature 4GB 240-Pin DDR2 SDRAM DDR2 800 (PC2 6400) Desktop Memory Model PSD24G8002Memory speed issue after Optiplex 755 Memory Upgrade. Dear Dell Users. 25-inch drive bay 2 5. Use more than 2 GB RAM in Dell OptiPlex 320. Optiplex's 755, 790, 7010. What can we help you to find. GX620= Pentium D or Pentium4 with 4 GIGS max DDR2 RAM = $100 or less in many places. Started By. Hi, my PC came with a Samsung 8GB RAM (DDR5 UDIMM 4800MHZ). Updating to a different Dell is also in mind. normally on a OptiPlex 755 (and you need to confirm this by looking inside the case) the system has 4 slots for ram, ands 8GB is the highest in 99% of cases for 775 CPUs' thus DDR-800/667 being the two possible speeds used on the said motherboard. I contact you and hope that you can help me to resolve my problem about Optiplex 380 ram: My Optiplex 380 had 4GB of ram (4GB hynix 2rx8 pc3-10600u-9-10-b0 / hmt351u6bfr8c-h9 n0 aa) and worked correctly. Dell says that the q6700 is the max because the manual was old and made at the time of the Cpu's release. The NVIDIA Quadro K620 offers impressive power-efficient 3D application performance and capability. 0Gb/s • 540 MB/s Read, 500 MB/s Write. I have a Dell optiplex 380 SFF and want to max the ram. Three-Step Upgrade Selector. 89 $ 64. Yes, the Q9400 CPU will work. Maximum memory: 8GB Standard memory: 1 or 2GB removable All compatible upgrades DRAM Internal SSD External SSD Filter Internal SSD for: OptiPlex 755 Series (Desktop. I checked on Dell Precision's 3500 & 5500 due to their large capacities, including multiple HDD's. 6. Available with top-of-the-line processors, generous memory options, native support for dual high-resolution. The computer slows down often and I assume it is because of memory issues and I. 2GB 240-pin PC2-5300 DDR2-667 non-ECC non-Registered DIMM. com suggested ocz blades which are unavailable. OptiPlex 170L. make sure you use thermal paste for the installation. Short answer; that kit you've linked won't work. The fact that fan eventually quiets down speaks against bad thermal paste. DELL™ OPTIPLEX™ 760 TECHNICAL GUIDEBOOK V1. Add to Cart. Find your system on our list of over 175,000 computers. 22-04-2013 09:00 AM. 10GHz 3. Dell & Intel (especially Intel) didn't bother with revising their specs to reflect the times, or wasn't correct from the start, as we all know that the Optiplex 780 mid-tower & DT edition can run 16GB total RAM (DDR3-1333MHz). Hard Drive: GB means 1 billion bytes and TB equals 1 trillion. HERE is the Crucial Memory listing for the 380 "mini tower". #5. 10 A21 Processor: Intel(R) Core(TM)2 Duo CPU E8200 @ 2. Tangerang Selatan ICA JAYA MANDIRI. In reference to processor upgrade, Dell has only tested Optiplex 755 with the Intel Core2 Quad, Core2 Duo, Intel Pentium dual-core, Intel Celeron processors based on Intel's 775-pin (LGA775) socket. TECHNICAL GUIDEBOOK . Something I've mentioned before, if my PC really was 64% faster, I really didn't notice much difference. Dell equipped high end CPU Optiplex 755 models with 800 MHz memory, low end models with 667 MHz memory (Dell Optiplex 755 Technical Guide Book,. $14. I want to upgrade my processor to the Core 2 Quad Q9650. Dell OptiPlex 755, like many other OptiPlex in this era, uses BTX standard (Inverted ATX), so no ATX and ITX family motherboards (even Micro ATX or Mini ITX) will FIT! Max RAM is 8GB (4x2GB). sys and make sure that this file is on the SSD with at least 1. I'm trying to donate this to a charity, but I want to do so with a clean Windows installation. It hung on the "Starting Windows" section of the install. Maximum Memory; 4. 0 ports, whereas Dell Optiplex 780 features 8 USB 2. Graphics. Effective Memory Clock: 1200MHz; Model #: EAH6450 Silent/DI/1G; Item #:. Civiled. I've had some skips in using recording studio software, my reasons for wanting to expand. Max Supported: Ultra Small Factor model: 4 GB / All other models: 8 GB. Device Management. The 745 appears to use either the Q963 or Q965 chipset, while 755 uses either the G31 or G33. When I start it up I get the Dell screen and able to select F2 setup and get into the bios setting. )Newer versions do not run at max speed in. Can anybody clearify this Statement from the product brief: "Delivers up to 12. This is from the 760 manual in Dell support. Difference from the Quad's in 780 to the E6850 is minimal for your real life performance. This system supports 8GB (2 Dimms) of DDR3. and I want to upgrade my RAM in case of use optimally FSB (MHz). 4. I recently purchased a new Dell Optiplex 755 with an E6750 2. Marvin572 Discussion starter. OptiPlex 3280 All-in-One. A list of all Dell OptiPlex models through the years. Posts / Dell Community /. 0 5 Dell™ optiplex™ 755 technical guiDe 5 front view 1 5. downloaded for various Dell's. Table 4. Intel pentium dual core. BIOS. The newer the game or program intensity, the more negligible the OC will be. 5 x the total memory. 30,340. I used the specs as specified in the manual to purchase Crucial DDR5 CT2K16G48C40U5. – TJJ. 00. 32Gb. Tengo 4 memorias ram de 1gb en mi optiplex 755, quiero aumentarla a 8GB. 2: M. MP627 2. A-Tech 8GB (4X 2GB) Max Memory RAM Kit for Dell OptiPlex 755, 745, 740, (MT, DT, SFF) - DDR2 667MHz PC2-5300 Non-ECC DIMM Upgrade. 66GHz Kentsfield Quad Core Q6700, 8MB, 1066FSB, G0. I want to expand my RAM to the max 8GB in my Optiplex 755 MT. Buy Memory RAM Upgrades for your Dell Optiplex 755 [Desktop] - 100% Compatibility Guaranteed. 6Ghz cpu and 2Gb ram DELL 0DR845 OptiPlex 755 MB with Dual Core E2140 skt 775 1. Connect the power cable. My background is that I have a Dell Optiplex E8400, 4GB Crucial Ram, 2- SATA CDRW/DVD's, 1. Beyond just RAID support, the system offers proactive security features from vPro, and advanced remote management capabilities. Small Business. Good day Sirs, I have Mini Tower OptiPlex 755 with 0GM819 motherboard . T. . Memory. 4. Nov 13, 2023. OptiPlex™ 755 system supports up to 8 GB of memory with a 64 bit operating system and up to 4 GB of memory with a 32 bit operating system. Something like 0. 9. Later in the boot process, it will. 2 device into a M. 8V - HYMP151F72. 3. There are 2 slots so you can put 4GB in each of the slots. 30-07-2011 16:00 PM. 0 GB Windows XP Home, Intel Graphics Media Accelerator 3100 32 MB DDR 256 MB (shared). I have an Optiplex 760 x-64 running Win10 Pro that's using up 71-85% of memory with minimal applications (email, Adobe Reader, Win Office, etc. We recommend Crucial for non-Dell memory as it is guaranteed to work in Dell's. Are you sure I don't need a new power supply? I got the Ram and Hard drive covered now, so i don't need to worry about that, neither the CPU. Max memory for Dell Optiplex 3010 ? Ahazuerus; Jan 29, 2023; Memory; Replies 10 Views. For roughly the same price as last year's award-winning. So, I tried a kingston value ram of 4gb @ 1333M. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell OptiPlex 755 Series (Desktop Mini-Tower and Small Form Factor) - FREE US Delivery. The memory speeds supported include 667 and 800 MHz DDR2 memory. :emotion-4:Dell Optiplex 755 + Maximum RAM? By Dos_Box in forum Hardware Replies: 4 Last Post: 30th April 2010, 12:05 PM [For Sale] Dell Optiplex 745 - 3GB Ram - nvidia Card. According to Dell's Optiplex site. DDR3-1600MHz can be used & what I posted above, but. Mmansueto. Memory speed issue after Optiplex 755 Memory Upgrade. 8 Gb/s (DDR2 800. 2 slot : Parts needed to install a M. Maximum internal drives supported : Drive configurations supported (max) PCIe lanes : Parts needed to install a M. Memory slots Four UDIMM slots Memory type Dual-channel DDR4 Memory speed 3200 MHz Maximum memory configuration 128 GB. But the Dell optiplex 755 SFF comes with only a 275 Watt power supply. Shop Amazon for A-Tech 8GB (4X 2GB) Max Memory RAM Kit for Dell OptiPlex 755, 745, 740, (MT, DT, SFF) - DDR2 667MHz PC2-5300 Non-ECC DIMM Upgrade and find millions of items, delivered faster than ever. 6Ghz cpu and 2Gb ram. F886J 2. 25-01-2019 18:00 PM. I've read in a few places that if any of the versions of Windows are on 32-bit, they only use a max of 4GB. 90 Reviews. (example: DDR3L) DDR3 is not backward-compatible with DDR2.