20 Best Dell Optiplex 790 Specs in UK 2023 Reviews and Buying Guide

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After tons of hours of researching and comparing all models on the market today, Flash Splash finds out the Best dell optiplex 790 specs of 2022. Check out our list of 20 products.
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1 S-Union 240W Power Supply Unit PSU for DELL Optiplex 390 790 960 990 3010 7010 9010,Only for Small... S-Union 240W Power Supply Unit PSU for DELL Optiplex 390 790 960 990 3010 7010 9010,Only for... No ratings yet
2 S-Union Replacement 240W Power Supply Unit for Dell OptiPlex 390 790 960 990 3010 9010 Small Form... S-Union Replacement 240W Power Supply Unit for Dell OptiPlex 390 790 960 990 3010 9010 Small Form... No ratings yet
3 HotTopStar 265W Replacement Power Supply Compatible with Dell Optiplex 390 790 990 3010 MT Mini... HotTopStar 265W Replacement Power Supply Compatible with Dell Optiplex 390 790 990 3010 MT Mini... No ratings yet
4 Nadalan Compatible Power Supply 200W L180EU-00 F180EU-00 F200EU-00 L200EU-00 for DELL OptiPlex 780... Nadalan Compatible Power Supply 200W L180EU-00 F180EU-00 F200EU-00 L200EU-00 for DELL OptiPlex... No ratings yet
5 Dell OptiPlex 790 SFF Quad Core i5-2400 8GB 240GB SSD DVD WiFi Windows 10 Professional Desktop PC... Dell OptiPlex 790 SFF Quad Core i5-2400 8GB 240GB SSD DVD WiFi Windows 10 Professional Desktop PC... No ratings yet
6 HumanCentric Mount Compatible with Dell OptiPlex Micro Form Factor Case, VESA, Under Desk and Wall... HumanCentric Mount Compatible with Dell OptiPlex Micro Form Factor Case, VESA, Under Desk and... No ratings yet
7 ZVVN for Dell Optiplex 790 & 990 and Precision T1600 Front Panel Header Adapter Kit (Combo 3) ZVVN for Dell Optiplex 790 & 990 and Precision T1600 Front Panel Header Adapter Kit (Combo 3) No ratings yet
8 TB® Replacement Power Supply for Optiplex 390 790 960 990 3010 7010 9010 Small Form Factor SFF... TB® Replacement Power Supply for Optiplex 390 790 960 990 3010 7010 9010 Small Form Factor SFF... No ratings yet
9 Dell OptiPlex 790 i3 2120 4GB 320GB HDD WiFi Enabled Windows 10 Professional PC SFF Computer with... Dell OptiPlex 790 i3 2120 4GB 320GB HDD WiFi Enabled Windows 10 Professional PC SFF Computer with... No ratings yet
10 650W Semi-Fanless Modular Power Supply, 80 PLUS Bronze Certified for Computers, Compatible with DELL... 650W Semi-Fanless Modular Power Supply, 80 PLUS Bronze Certified for Computers, Compatible with... No ratings yet
11 Genuine Dell Optiplex 7010 SFF System Motherboard GXM1W GXM1W (Renewed) Genuine Dell Optiplex 7010 SFF System Motherboard GXM1W GXM1W (Renewed) No ratings yet
12 Dell OptiPlex 790 SFF 2nd Gen Desktop PC (Black) - (Intel Core i3-2100, 4 GB RAM, 500 GB HDD,... Dell OptiPlex 790 SFF 2nd Gen Desktop PC (Black) - (Intel Core i3-2100, 4 GB RAM, 500 GB HDD,... No ratings yet
13 Dell OptiPlex 790 SFF Quad Core i5-2400 8GB 500GB DVD WiFi Windows 10 Professional Desktop PC... Dell OptiPlex 790 SFF Quad Core i5-2400 8GB 500GB DVD WiFi Windows 10 Professional Desktop PC... No ratings yet
14 265W Power Supply Compatible with Dell Optiplex 390 3010 790 990 MT Mini Tower YC7TR 9D9T1 GVY79... 265W Power Supply Compatible with Dell Optiplex 390 3010 790 990 MT Mini Tower YC7TR 9D9T1 GVY79... No ratings yet
15 250W D250AD00 H250AD00 F250AD00 Power Supply for Dell Optiplex 390 790 990 3010 7010, for Inspiron... 250W D250AD00 H250AD00 F250AD00 Power Supply for Dell Optiplex 390 790 990 3010 7010, for... No ratings yet
16 New CMOS BIOS RTC Battery for Dell Optiplex 780, 790 computers New CMOS BIOS RTC Battery for Dell Optiplex 780, 790 computers No ratings yet
17 Dell OptiPlex 790 DT 2nd Gen Core i5-2400 8GB DRR3 500GB HDD DVDRW Windows 10 Professional Desktop... Dell OptiPlex 790 DT 2nd Gen Core i5-2400 8GB DRR3 500GB HDD DVDRW Windows 10 Professional... No ratings yet
18 S-Union 235W Power Supply for DELL Optiplex 760, 960 780 580,Only for Small Form Factor SFF H235P-00... S-Union 235W Power Supply for DELL Optiplex 760, 960 780 580,Only for Small Form Factor SFF... No ratings yet
19 Dell Optiplex 7010 SFF Office PC i7 16GB RAM 240GB SSD Intel HD Win 10 Pro (Renewed) Dell Optiplex 7010 SFF Office PC i7 16GB RAM 240GB SSD Intel HD Win 10 Pro (Renewed) No ratings yet
20 DELL OPTIPLEX 790 SFF CORE I5 2.4GHZ 4GB RAM 250GB HDD DVD WINDOWS 10 HOME 64BIT (Renewed) DELL OPTIPLEX 790 SFF CORE I5 2.4GHZ 4GB RAM 250GB HDD DVD WINDOWS 10 HOME 64BIT (Renewed) No ratings yet

Bestseller No. 1
S-Union 240W Power Supply Unit PSU for DELL Optiplex 390 790 960 990 3010 7010 9010,Only for Small...
  • 【Compatible Model】The power supply is only work for Dell OptiPlex 390 790 960 990 3010 7010 9010 Desktop (Dell SFF System) . AC Input: 100-240V/4A...
  • 【NOTA】The power supply is not work for Dell Mt Mini Tower Systems, DT Desktop System, USFF Ultra Small Form Factor Systems
  • 【Compatible Part Number】3WN11 709MT 592JG 66VFV CCCVC RV1C4 J50TW 2TXYM
  • 【Compatible Model Number】H240AS-00, AC240AS-00, L240AS-00, AC240ES-00, H240AS-00, H240ES-00, D240ES-00, DPS-240WB
  • 【Quality Service】If the product has quality problems within one month, you can contact us promptly by email and we will provide you with free...
Bestseller No. 2
S-Union Replacement 240W Power Supply Unit for Dell OptiPlex 390 790 960 990 3010 9010 Small Form...
  • ✅【Compatible Model 】Compatible with Dell OptiPlex 7010 3010 9010 390 790 960 990 SFF Small Form Factor Systems Only(Note:This Power Supply...
  • ✅【Compatible Part Number】This dell optiplex 790 power supply is Compatible with 3WN11 709MT 592JG 66VFV CCCVC RV1C4 J50TW 2TXYM
  • ✅【Compatible Model Number】This optiplex 7010 power supply is compatiable with H240AS-00, H240AS-01,H240ES-00, H240ES-01,AC240AS-00,...
  • ✅ 【Quality】 All Power Supply Are Tested Before Shipping. And we supply 18 months worry-free warranty. For any reasons you're not completely...
  • ✅【What You Get】A Desktop Power Supply Unit (240W). Note: P1 Cable is about 3'' long, not 12.5''ed Before Shipping. And we supply 18 months...
Bestseller No. 3
HotTopStar 265W Replacement Power Supply Compatible with Dell Optiplex 390 790 990 3010 MT Mini...
  • Compatible Model Number: L265EM-00, F265EM-00, AC265AM-00, H265AM-00
  • Compatible Part Number: YC7TR, 9D9T1, GVY79, 053N4, D3D1C, 0YC7TR, 09D9T1, 0GVY79, 0053N4, 0D3D1C
  • Compatible Model: Dell 390 3010 790 990 MT mini tower system
  • Input: 100-240V / 5.0A, 50Hz-60Hz; Output: 265 watts maximum
  • Warranty: 30 days money back guarantee; 12 months service warranty
Bestseller No. 4
Nadalan Compatible Power Supply 200W L180EU-00 F180EU-00 F200EU-00 L200EU-00 for DELL OptiPlex 780...
  • This is a compatible universal power supply, quality guaranteed and stable performance, please rest assured to buy.
  • Compatible models: L180EU-00, F180EU-00 F200EU-00 L200EU-00
  • Applicable to: DELL OptiPlex 780 790 990 9010 9020 7010 USFF series ultra-thin chassis power supply
  • Power: 200W, 110-220v, weight: 0.5 kg
  • Output interface: 8PIN motherboard power supply; 4PIN CPU power supply
Bestseller No. 5
Dell OptiPlex 790 SFF Quad Core i5-2400 8GB 240GB SSD DVD WiFi Windows 10 Professional Desktop PC...
  • For your peace of mind included with Premium Internet Security Software (Antivirus)
  • Office Package included: 30-day trial of Microsoft Office 365
  • Operating System: Genuine Windows 10 Professional 64-Bit preinstalled w/COA license
  • Processor: Fast Intel Core i5 2nd Gen. 3.10 GHz, Memory: 8 GB RAM Memory, Hard Drive: 240 GB Solid State Drive
Bestseller No. 6
HumanCentric Mount Compatible with Dell OptiPlex Micro Form Factor Case, VESA, Under Desk and Wall...
  • Compatible models: Fits the micro Dell OptiPlex MFF 3000, 3040, 3046, 3050, 3060, 3070, 3080, 5000, 5050, 5060, 5070, 5090, 7000, 7040, 7050, 7060,...
  • VESA mount Dell OptiPlex micro computers: Mount your micro OptiPlex to the back of a monitor with a 75 x 75 mm or 100 x 100 mm VESA pattern or to...
  • Other mount options: This mount also comes with mounting hardware for under desk and wall mount setups. This product only fits the micro form factor,...
  • Power adapter holder: Includes two Velcro straps that hold the OptiPlex power adapter below the mount. Keep your cables tidy and clean in all...
  • IMPORTANT NOTE: If you are mounting the OptiPlex to the back of your monitor, this mount will use the VESA holes which means you won’t be able to...
Bestseller No. 8
TB® Replacement Power Supply for Optiplex 390 790 960 990 3010 7010 9010 Small Form Factor SFF...
  • TB High Quality Replacement Power Supply
  • Compatible Models: Optiplex 390 790 960 990 3010 7010 9010
  • Compatible Part # RV1C4 , J50TW , 2TXYM , 3WN11 , 709MT, 592JG, 66VFV, And more
  • Replace With: AC240AS-00, L240AS-00 , AC240ES-00, H240AS-00, H240ES-00, D240ES-00, DPS-240WB
Bestseller No. 9
Dell OptiPlex 790 i3 2120 4GB 320GB HDD WiFi Enabled Windows 10 Professional PC SFF Computer with...
  • A Certified Refurbished product that has been tested and certified to look and work like new.
  • The product is backed by a minimum 1-year limited warranty, and will arrive in a generic brown box.
  • The product ships with all relevant accessories - - Keyboard, Mouse and 150Mb WiFi Adaptor
  • Processor - Intel i3-2120 @ 3.30GHz.
Bestseller No. 10
650W Semi-Fanless Modular Power Supply, 80 PLUS Bronze Certified for Computers, Compatible with DELL...
  • [COMPATIBLE SYSTEMS] - Compatible with DELL Optiplex 390 790 990 3010 7010, for INSPIRON 537s 540s 545s 546s 560s 570s 580s 620s, Vostro 200s 220s...
  • [80 PLUS BRONZE CERTIFIED] - The power supply is 80 PLUS Bronze certified, guaranteeing high efficiency and lower power consumption, ultimately saving...
  • [HIGH PERFORMANCE] - This power supply features high purity aluminum heatsink and premium Japanese solid state capacitors for strong heat dissipation...
  • [MODULAR DESIGN] - The semi-fanless design reduces noise and ensures efficient cooling. The modular cables allow for easy installation and tidier...
  • [SAFE TO USE] - Each power supply has undergone strict factory testing, ensuring safety and reliability for your computer system.
Bestseller No. 11
Genuine Dell Optiplex 7010 SFF System Motherboard GXM1W GXM1W (Renewed)
  • Genuine Dell Optiplex 7010 SFF System Motherboard GXM1W GXM1W
Bestseller No. 12
Dell OptiPlex 790 SFF 2nd Gen Desktop PC (Black) - (Intel Core i3-2100, 4 GB RAM, 500 GB HDD,...
  • Powerful Intel i3 Dual Core CPU
  • Genuine Windows 10 Pro Licence
  • 500Gb HDD
  • 4Gb RAM
Bestseller No. 13
Dell OptiPlex 790 SFF Quad Core i5-2400 8GB 500GB DVD WiFi Windows 10 Professional Desktop PC...
  • For your peace of mind included with Premium Internet Security Software (Antivirus)
  • Office Package included: 30-day trial of Microsoft Office 365
  • Operating System: Genuine Windows 10 Professional 64-Bit preinstalled w/COA license
  • Processor: Fast Intel Core i5 2nd Gen. 3.10 GHz, Memory: 8 GB RAM Memory, Hard Drive: 500 GB Hard Drive
Bestseller No. 14
265W Power Supply Compatible with Dell Optiplex 390 3010 790 990 MT Mini Tower YC7TR 9D9T1 GVY79...
  • 【Compatible Model】 Replacement for Dell 390 3010 790 990 MT Mini Tower
  • 【Compatible Part Number】 YC7TR 9D9T1 GVY79 053N4 D3D1C 0YC7TR 09D9T1 0GVY79 0053N4 0D3D1C
  • 【Compatible Model Number】 L265EM-00 F265EM-00 AC265AM-00 H265AM-00
  • 【Safety】 All Power Supply Are Tested before packaging (with CE & UL Certificate).
  • 【What You Get】A Desktop Power Supply Unit (265W). Return or refund are available 18-month warranty and 24 X 7 online customer service by email....
Bestseller No. 15
250W D250AD00 H250AD00 F250AD00 Power Supply for Dell Optiplex 390 790 990 3010 7010, for Inspiron...
  • Compatible Models: L250NS00, D250AD00, PS525108D, PS52515, H250AD00, D250A1005L, D250ED00, DPS250AB67 A, F250ED00, D0250ADU00101, D250ND00, REF,...
  • Safe To Use: Each power supply has gone through strict factory testing, so please feel free to choose us and use it.
  • Compatible Part Numbers: CYY97, 7GC81, HY6D2, WX9P8, 6MVJH, YJ1JT, 3MV8H, 3WFNF, 5FFR5, 76VCK, MPX3V, PWJ55, T498G, W208D, W209D, W210D, X3KJ8, XFWXR.
  • Compatible Systems: For DELL for Optiplex 390 790 990 3010 7010, for Inspiron 537s 540s 545s 546s 560s 570s 580s 620s, for Vostro 200s 220s 230s 260s...
  • High Performance: High purity aluminum heatsink and premium Japanese solid state capacitors are used for strong heat dissipation and long life.
Bestseller No. 17
Dell OptiPlex 790 DT 2nd Gen Core i5-2400 8GB DRR3 500GB HDD DVDRW Windows 10 Professional Desktop...
  • A Certified Refurbished product has been tested and certified to look and work like new. The product is backed by a minimum 1-year limited warranty,...
  • Processor: Intel i5-2400 @ 3.10GHz
  • Memory: 8GB DDR3 RAM, Hard Drive: 500GB HDD
  • Only Sellers meeting Amazon's performance criteria are eligible to participate in the Certified Refurbished program.
Bestseller No. 18
S-Union 235W Power Supply for DELL Optiplex 760, 960 780 580,Only for Small Form Factor SFF H235P-00...
  • 【Compatible Model】The power supply is only work for Dell OptiPlex 390 790 960 990 3010 7010 9010 Desktop (Dell SFF System) . AC Input: 100-240V/4A...
  • 【NOTA】The power supply is not work for Dell Mt Mini Tower Systems, DT Desktop System, USFF Ultra Small Form Factor Systems
  • 【Compatible Part Number】PW116 FR610 RM112 67T67 R224M WU136
  • 【Compatible Model Number】H235P-00 L235P-01 L235P-00 H235E-00 F235E-00 L235ES-00
  • 【Quality Service】If the product has quality problems within one month, you can contact us promptly by email and we will provide you with free...
Bestseller No. 19
Dell Optiplex 7010 SFF Office PC i7 16GB RAM 240GB SSD Intel HD Win 10 Pro (Renewed)
  • Intel Core i7-3770s 3rd Generation 3.1GHz Quad-Core CPU
  • 16GB DDR3 RAM - 240GB SSD
  • WiFi USB Dongle + Dport to HDMI cable
  • Windows 10 Professional 64 Bit Operating System
Bestseller No. 20
DELL OPTIPLEX 790 SFF CORE I5 2.4GHZ 4GB RAM 250GB HDD DVD WINDOWS 10 HOME 64BIT (Renewed)
  • DELL OPTIPLEX 790 SFF CORE I5
  • 4GB RAM 250GB HDD
  • Genuine Microsoft Windows 10 Home 64Bit installed
  • We offer an outstanding 1 Year Hardware Warranty
.

FAQ:

Q: How to install SSD on DELL Optiplex 790?

A: Adding a SSD to Optiplex 790 mini tower. The Optiplex 790 is running Windows 7 64 bit. I want to put a 1TB SSD, load Windows 10 64 bit on the SSD and make it the primary hard drive and the existing 500GB hard drive containing Windows 7 as the. secondary.

Q: Can you change PSU in an OptiPlex 790?

A: Your PSU is 240w according to the 790 Tech Guide. You won’t need to upgrade it for a 31w GPU. PSU upgrades are rarer as most after market PSU’s are full size ATX.

Q: What does Dell Optiplex mean?

A: OptiPlex is a line of business-oriented desktop computers from Dell Technologies aimed at corporate enterprises, healthcare, government, and education markets. The systems typically contain Intel CPUs, beginning with Celeron and Pentium and currently with the Core microarchitecture (i3, i5, i7, i9). Business-oriented components, such as Gigabit Ethernet, DisplayPort, Tool-less Chassis and …