12 GB RAM PC Desktops & All-In-One Computers for sale

Acer Aspire TC-885 Intel I5-8400 2.80Ghz 12GB DDR4 256GB SSD 1TB HDD Wifi W11
Pre-owned · Acer
£115.00
Free postage
Click & Collect
Lenovo ThinkCentre M920X Intel i5-8500 8th Gen 12GB DDR4 RAM 256GB NVMe SSD
12 Months Warranty ✅ Windows 11 ✅ FREE/FAST SHIPPING ✅
Very Good - Refurbished · Lenovo
£299.99
or Best Offer
Free postage
Est. delivery Thu, May 8
Refurbished on eBay
New listingHP ProDesk 400 G4 Intel Core i5-6500 CPU 3.2GHz 12GB Ram 240GB Windows 10 Pro N
Pre-owned · HP
£47.36
£6.56 P&P
Click & Collect
Lenovo ThinkStation S30 Workstation Xeon E5-1607 12GB DDR3 Quadro 2000 *No Drive
Pre-owned · Lenovo
£99.99
Free postage
Est. delivery Thu, May 8
Intel Twin Lake N150 4-bay NVME NAS Mini PC NucBox G9, 12GB DDR5 RAM, 64GB eMMC
Brand new · Intel
£195.20
£4.99 P&P
Click & Collect
Only 1 left.
New listingGaming PC AMD Ryzen 5 8500G - 32GB DDR5 / 8GB RTX 4060 / 2TB SSD - Windows 11
Brand new
£739.99 to £999.99
(£919.99/Unit)
Free postage
New listingGaming PC AMD Ryzen 5 8500G - 32GB DDR5 / 8GB RTX 4060 / 2TB SSD - Windows 11
Brand new
£739.99 to £999.99
(£919.99/Unit)
Free postage
Lenovo S510 i3 6100 SFF SLIM 12GB DESKTOP 240GB SSD WINDOWS 10 SFF PC DESKTOP
Pre-owned · Lenovo
£29.95
(£29.95/Unit)
Free postage
Only 1 left.
New listingGaming PC AMD Ryzen 5 8500G - 32GB DDR5 / 8GB RTX 4060 / 2TB SSD - Windows 11
Brand new
£739.99 to £999.99
(£919.99/Unit)
Free postage
GMKtec G2 Mini PC - Intel N100, 12GB DDR5 RAM, 512GB SSD, WIN11 PRO
Pre-owned · Intel
£104.71
or Best Offer
£6.99 P&P
Click & Collect
ASUS NVIDIA GeForce RTX 5070 TUF GAMING OC 12GB GDDR7 Graphics Card
Brand new · ASUS
£630.00
or Best Offer
£15.99 P&P
Click & Collect
New listingGaming PC AMD Ryzen 5 8500G - 32GB DDR5 / 8GB RTX 4060 / 2TB SSD - Windows 11
Brand new
£739.99 to £999.99
(£919.99/Unit)
Free postage
Click & Collect
New listingGaming PC AMD Ryzen 5 8500G - 32GB DDR5 / 8GB RTX 4060 / 2TB SSD - Windows 11
Brand new
£739.99 to £999.99
(£919.99/Unit)
Free postage
Gaming PC Desktop i7 i5 i3 2TB+480GB SSD 16GB RAM NVIDIA RTX 4060 Windows10 WiFi
£240.00 to £625.00
(£605.00/Unit)
Free postage
Click & Collect
30 watching
Fujitsu ESPRIMO D538 Core i3-8100 3.60GHz 12GB RAM 240GB SSD WINDOWS 11 FAST PC
Pre-owned · Fujitsu
£54.98
(£54.98/Unit)
Free postage
New listingGaming PC AMD Ryzen 5 8500G - 32GB DDR5 / 8GB RTX 4060 / 2TB SSD - Windows 11
Brand new
£739.99 to £999.99
(£919.99/Unit)
Free postage
GMKtec G2–Intel N100, 12GB DDR5 RAM, 512GB SSD, WIN11 + Extra OEM USB-C Mains UK
Brand new · Intel
£130.72
£3.99 P&P
Click & Collect
New listingLenovo M700 tiny 12GB RAM, i5 6100T 256 GB SSD and win 11 pro activated
Pre-owned · Tiny
£56.83
or Best Offer
£3.50 P&P
Gaming PC Intel i3 i5 i7 6th Gen 32GB DDR4 HDD + SSD 8GB RTX 4060 Ti Windows 11
Excellent - Refurbished
£234.99 to £819.99
(£599.99/Unit)
Free postage
Click & Collect
Refurbished on eBay
Lenovo V50s-07IMB Core i5 10th Gen 11GB 256GB SSD + 1TB HDD Windows 11 Home Desk
Pre-owned · Lenovo
£182.72
or Best Offer
Free postage
Click & Collect
FAST Gaming PC i7 i5 i3 NVIDIA RTX 4060 2TB +1TB SSD 32GB RAM - Windows 10 lot
Excellent - Refurbished
£164.99 to £674.99
(£584.99/Unit)
Free postage
Click & Collect
Refurbished on eBay
Dell OptiPlex 3020 Tower i7 12GB 4TB
Pre-owned · Intel
£79.99
or Best Offer
Free postage
Click & Collect
Gaming PC Core i7 6700 32GB RAM 1TB SSD 1TB HDD Nvidia RTX 4060 Windows 10 Wi-Fi
Excellent - Refurbished
£199.99 to £689.99
(£634.99/Unit)
Free postage
Click & Collect
Refurbished on eBay
HP Z4 G4 Tower Workstation - Build Your Own Workstation | 3 Year Warranty lot
Excellent - Refurbished · HP
£366.00 to £1,512.00
Free postage
Est. delivery Fri, May 9
Refurbished on eBay
Core i7 6700 Gaming PC - 32GB RAM / 1TB SSD / 1TB HDD / Nvidia RTX 4060 Win 10
Excellent - Refurbished
£199.99 to £699.99
(£649.99/Unit)
Free postage
Click & Collect
10 watching
Refurbished on eBay
RTX Gaming PC Intel i7 6th Gen 32GB DDR4 1TB SSD / 1TB HDD 8GB RTX 4060 Wins 11
£199.99 to £679.99
(£599.99/Unit)
Free postage
Click & Collect
Fast Gaming PC Intel i3 i5 i7 32GB RAM 2TB / 1TB SSD 8GB RTX 4060 - Windows 11
Excellent - Refurbished
£184.99 to £699.99
(£609.99/Unit)
Free postage
Click & Collect
Refurbished on eBay
Gaming PC Liquid Cooling Intel i7 6th Gen 32GB DDR4 12GB RTX 5070 1TB SSD Win 11
Excellent - Refurbished
£589.99 to £1,209.99
(£589.99/Unit)
Free postage
Click & Collect
5 watching
Refurbished on eBay
Cheap Boxed LENOVO THINK CENTRE M715Q 128GB 12GB Ram AMD PRO Windows 11 Pro
£83.91
(£83.91/Unit)
Free postage
Click & Collect
9 watching
Lenovo IdeaCentre 3 07ADA05 Ryzen 3 3250U 12GB DDR4 256GB NVMe Grade C ED1704
Pre-owned · Lenovo
£79.99
(£79.99/Unit)
or Best Offer
Free postage
Click & Collect
RTX Gaming PC Intel i7 6700 32GB DDR4 NVIDIA RTX 4060 1TB SSD 2TB HDD Windows 11
Excellent - Refurbished
£279.99 to £719.99
(£629.99/Unit)
Free postage
Click & Collect
Refurbished on eBay
HP Z8 G4 Tower Workstation - Build Your Own Workstation | 3 Year Warranty
Excellent - Refurbished · HP
£804.00 to £2,010.00
Free postage
Est. delivery Fri, May 9
Refurbished on eBay
RTX Gaming PC Liquid Cooling i7 6th Gen 32GB DDR4 12GB RTX 5070 1TB SSD Wins 11
Excellent - Refurbished
£589.99 to £1,209.99
(£629.99/Unit)
Free postage
Click & Collect
Refurbished on eBay
Gaming PC Intel Core i9 14th Gen- 14900 RTX 4060 8GB 64GB RAM DDR5 2TB SSD WiFi
Brand new
£349.00 to £1,199.00
(£599.00/Unit)
Free postage
Dell OptiPlex 3020 Tower i5 8GB 500GB
Pre-owned · Intel
£49.99
or Best Offer
Free postage
Click & Collect
Fast Gaming PC Intel i7 i5 i3 32GB RAM 2TB + 480GB SSD 8GB RTX 4060 Windows 10
£179.99 to £689.99
(£609.99/Unit)
Free postage
Click & Collect
Intel i7 6th Gen Gaming PC - 64GB RAM / 1TB SSD / 1TB HDD / 8GB RTX 4060 Wins 11
Brand new · Intel
£429.99 to £755.00
(£615.00/Unit)
Free postage
Click & Collect
Ultimate Gaming PC | Intel Core i9-14900K | 64GB DDR5 | 12GB RTX 5070 | 1TB M2
Brand new
£959.99 to £1,889.99
(£959.99/Unit)
Free postage
Click & Collect
gaming pc rtx 3060 12gb intel i7 8700 cpu 16gb ram 500gb ssd
Pre-owned · Intel
£618.72
or Best Offer
£23.75 P&P
Dell Precision 5820 Tower - T5820 - Build Your Own Workstation lot
Excellent - Refurbished · Dell
£246.00 to £1,392.00
Free postage
Est. delivery Fri, May 9
Refurbished on eBay
HP Compaq Elite 8300 i5 12GB - no HDD
Pre-owned · HP
£24.99
£10.00 P&P
Click & Collect
0 bids
9h 13m
HP T630 Thin Client 12GB RAM 128GB SSD
Pre-owned · HP
£31.91
(£31.91/Unit)
£5.15 P&P
Est. delivery Fri, May 9
Dell Precision 7960 Tower - T7960 - Build Your Own Workstation
Excellent - Refurbished · Dell
£2,676.00 to £6,762.00
Free postage
Est. delivery Fri, May 9
Refurbished on eBay
Gaming PC Intel i7 6th Gen 32GB DDR4 1TB SSD / 1TB HDD 8GB RTX 4060 Windows 10
Excellent - Refurbished
£199.99 to £679.99
(£599.99/Unit)
Free postage
Click & Collect
Refurbished on eBay
Gaming PC Intel i3 i5 i7 6th Gen 32GB DDR4 HDD + SSD 8GB RTX 4060 Ti Windows 11
Excellent - Refurbished
£234.99 to £819.99
(£589.99/Unit)
Free postage
Click & Collect
Refurbished on eBay
HP Z800 Workstation Xeon X5650 12GB 500GB HDD WINDOWS 10 PC TOWER DESKTOP
Pre-owned · HP
£119.95
Free postage
GMKtec G2 Mini PC, Intel N100, 12GB DDR5 , 512GB SSD, Win 11 PRO , WiFi 6
Brand new · Intel
£135.92
Free postage
Click & Collect
12 watching
Gaming PC 1TB HDD, 512GB SSD, Intel i7-4770 3.40 GHz 12GB Nvidia GTX-660 Desktop
Pre-owned · Unbranded
£399.00
or Best Offer
Free postage
Click & Collect
Gaming PC AMD Ryzen 5 8500G - 32GB DDR5 / 8GB RTX 4060 / 2TB SSD - Windows 11
Brand new
£739.99 to £999.99
(£929.99/Unit)
Free postage
Fast Gaming PC Intel i3 i5 i7 32GB RAM 2TB / 1TB SSD 8GB RTX 4060 - Windows 10
Excellent - Refurbished
£184.99 to £699.99
(£609.99/Unit)
Free postage
Click & Collect
Refurbished on eBay
Gaming PC Intel i3 i5 i7 6th Gen 32GB DDR4 HDD + SSD 8GB RTX 4060 Ti Windows 11
£234.99 to £819.99
(£609.99/Unit)
Free postage
Click & Collect
Dell Vostro SFF Intel Core i5-6400 3.3GHz 16GB SSD + HDD, DVDRW WiFi BT Win 11
Brand new · Dell
£62.96 to £78.56
£3.95 P&P
Click & Collect
RTX Gaming PC Bundle 27'' Intel i7 6th Gen 64GB DDR4 8GB RTX 4060 1TB SSD Wins10
Excellent - Refurbished
£489.99 to £859.99
(£609.99/Unit)
Free postage
Click & Collect
Refurbished on eBay
Gaming PC Intel i7 Nvidia RTX 3060TI 8GB, 12GB RAM, 128GB SSD 1TB HDD Win 10
Pre-owned · Custom
£505.22
Free postage
POWERFUL Gaming PC • Nvidia RTX 5070 12GB • Ryzen 7 5800X • 64GB DDR4 • 2TB SSD
Brand new
£729.99 to £1,419.99
Free postage
Click & Collect
PC Bundle- i5-9th GEN (120GB SSD + 1TB HDD + GPU)
Pre-owned · ASUS
£182.72
or Best Offer
£5.00 P&P
Click & Collect
Lenovo ThinkCentre M910Q Mini PC *UPGRADED* 12GB 480GB SSD Win 11 Pro i5-7th Gen
Pre-owned · Lenovo
£93.28
Free postage
Click & Collect
0 bids
3d 6h
Gaming PC Intel i7 14700KF 64GB DDR5 NVME M.2 SSD 16GB NVIDIA RTX 5080 Windows11
Brand new
£1,139.99 to £2,659.99
(£1,569.99/Unit)
Free postage
New listingOptiplex 7020 PC, 12GB Ram, 250GB SSD, Used Good Condition.
Pre-owned · Dell
£58.95
(£58.95/Unit)
or Best Offer
£7.49 P&P
Est. delivery Fri, May 9
HP ProDesk 400 G4 Intel Core i5-6500 CPU 3.2GHz 12GB Ram 240GB Windows 10 Pro N
Pre-owned · HP
£50.12
or Best Offer
£6.56 P&P
Click & Collect

12 GB RAM PC Desktops & All-In-One Computers

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521 results

Acer Aspire TC-885 Intel I5-8400 2.80Ghz 12GB DDR4 256GB SSD 1TB HDD Wifi W11

Lenovo ThinkCentre M920X Intel i5-8500 8th Gen 12GB DDR4 RAM 256GB NVMe SSD

New listingHP ProDesk 400 G4 Intel Core i5-6500 CPU 3.2GHz 12GB Ram 240GB Windows 10 Pro N

Lenovo ThinkStation S30 Workstation Xeon E5-1607 12GB DDR3 Quadro 2000 *No Drive

Intel Twin Lake N150 4-bay NVME NAS Mini PC NucBox G9, 12GB DDR5 RAM, 64GB eMMC

New listingGaming PC AMD Ryzen 5 8500G - 32GB DDR5 / 8GB RTX 4060 / 2TB SSD - Windows 11

New listingGaming PC AMD Ryzen 5 8500G - 32GB DDR5 / 8GB RTX 4060 / 2TB SSD - Windows 11

Lenovo S510 i3 6100 SFF SLIM 12GB DESKTOP 240GB SSD WINDOWS 10 SFF PC DESKTOP

New listingGaming PC AMD Ryzen 5 8500G - 32GB DDR5 / 8GB RTX 4060 / 2TB SSD - Windows 11

GMKtec G2 Mini PC - Intel N100, 12GB DDR5 RAM, 512GB SSD, WIN11 PRO

ASUS NVIDIA GeForce RTX 5070 TUF GAMING OC 12GB GDDR7 Graphics Card

New listingGaming PC AMD Ryzen 5 8500G - 32GB DDR5 / 8GB RTX 4060 / 2TB SSD - Windows 11

New listingGaming PC AMD Ryzen 5 8500G - 32GB DDR5 / 8GB RTX 4060 / 2TB SSD - Windows 11

Gaming PC Desktop i7 i5 i3 2TB+480GB SSD 16GB RAM NVIDIA RTX 4060 Windows10 WiFi

Fujitsu ESPRIMO D538 Core i3-8100 3.60GHz 12GB RAM 240GB SSD WINDOWS 11 FAST PC

New listingGaming PC AMD Ryzen 5 8500G - 32GB DDR5 / 8GB RTX 4060 / 2TB SSD - Windows 11

GMKtec G2–Intel N100, 12GB DDR5 RAM, 512GB SSD, WIN11 + Extra OEM USB-C Mains UK

New listingLenovo M700 tiny 12GB RAM, i5 6100T 256 GB SSD and win 11 pro activated

Gaming PC Intel i3 i5 i7 6th Gen 32GB DDR4 HDD + SSD 8GB RTX 4060 Ti Windows 11

Lenovo V50s-07IMB Core i5 10th Gen 11GB 256GB SSD + 1TB HDD Windows 11 Home Desk

FAST Gaming PC i7 i5 i3 NVIDIA RTX 4060 2TB +1TB SSD 32GB RAM - Windows 10 lot

Dell OptiPlex 3020 Tower i7 12GB 4TB

Gaming PC Core i7 6700 32GB RAM 1TB SSD 1TB HDD Nvidia RTX 4060 Windows 10 Wi-Fi

HP Z4 G4 Tower Workstation - Build Your Own Workstation | 3 Year Warranty lot

Core i7 6700 Gaming PC - 32GB RAM / 1TB SSD / 1TB HDD / Nvidia RTX 4060 Win 10

RTX Gaming PC Intel i7 6th Gen 32GB DDR4 1TB SSD / 1TB HDD 8GB RTX 4060 Wins 11

Fast Gaming PC Intel i3 i5 i7 32GB RAM 2TB / 1TB SSD 8GB RTX 4060 - Windows 11

Gaming PC Liquid Cooling Intel i7 6th Gen 32GB DDR4 12GB RTX 5070 1TB SSD Win 11

Cheap Boxed LENOVO THINK CENTRE M715Q 128GB 12GB Ram AMD PRO Windows 11 Pro

Lenovo IdeaCentre 3 07ADA05 Ryzen 3 3250U 12GB DDR4 256GB NVMe Grade C ED1704

RTX Gaming PC Intel i7 6700 32GB DDR4 NVIDIA RTX 4060 1TB SSD 2TB HDD Windows 11

HP Z8 G4 Tower Workstation - Build Your Own Workstation | 3 Year Warranty

RTX Gaming PC Liquid Cooling i7 6th Gen 32GB DDR4 12GB RTX 5070 1TB SSD Wins 11

Gaming PC Intel Core i9 14th Gen- 14900 RTX 4060 8GB 64GB RAM DDR5 2TB SSD WiFi

Dell OptiPlex 3020 Tower i5 8GB 500GB

Fast Gaming PC Intel i7 i5 i3 32GB RAM 2TB + 480GB SSD 8GB RTX 4060 Windows 10

Intel i7 6th Gen Gaming PC - 64GB RAM / 1TB SSD / 1TB HDD / 8GB RTX 4060 Wins 11

Ultimate Gaming PC | Intel Core i9-14900K | 64GB DDR5 | 12GB RTX 5070 | 1TB M2

gaming pc rtx 3060 12gb intel i7 8700 cpu 16gb ram 500gb ssd

Dell Precision 5820 Tower - T5820 - Build Your Own Workstation lot

HP Compaq Elite 8300 i5 12GB - no HDD

HP T630 Thin Client 12GB RAM 128GB SSD

Dell Precision 7960 Tower - T7960 - Build Your Own Workstation

Gaming PC Intel i7 6th Gen 32GB DDR4 1TB SSD / 1TB HDD 8GB RTX 4060 Windows 10

Gaming PC Intel i3 i5 i7 6th Gen 32GB DDR4 HDD + SSD 8GB RTX 4060 Ti Windows 11

HP Z800 Workstation Xeon X5650 12GB 500GB HDD WINDOWS 10 PC TOWER DESKTOP

GMKtec G2 Mini PC, Intel N100, 12GB DDR5 , 512GB SSD, Win 11 PRO , WiFi 6

Gaming PC 1TB HDD, 512GB SSD, Intel i7-4770 3.40 GHz 12GB Nvidia GTX-660 Desktop

Gaming PC AMD Ryzen 5 8500G - 32GB DDR5 / 8GB RTX 4060 / 2TB SSD - Windows 11

Fast Gaming PC Intel i3 i5 i7 32GB RAM 2TB / 1TB SSD 8GB RTX 4060 - Windows 10

Gaming PC Intel i3 i5 i7 6th Gen 32GB DDR4 HDD + SSD 8GB RTX 4060 Ti Windows 11

Dell Vostro SFF Intel Core i5-6400 3.3GHz 16GB SSD + HDD, DVDRW WiFi BT Win 11

RTX Gaming PC Bundle 27'' Intel i7 6th Gen 64GB DDR4 8GB RTX 4060 1TB SSD Wins10

Gaming PC Intel i7 Nvidia RTX 3060TI 8GB, 12GB RAM, 128GB SSD 1TB HDD Win 10

POWERFUL Gaming PC • Nvidia RTX 5070 12GB • Ryzen 7 5800X • 64GB DDR4 • 2TB SSD

PC Bundle- i5-9th GEN (120GB SSD + 1TB HDD + GPU)

Lenovo ThinkCentre M910Q Mini PC *UPGRADED* 12GB 480GB SSD Win 11 Pro i5-7th Gen

Gaming PC Intel i7 14700KF 64GB DDR5 NVME M.2 SSD 16GB NVIDIA RTX 5080 Windows11

New listingOptiplex 7020 PC, 12GB Ram, 250GB SSD, Used Good Condition.

HP ProDesk 400 G4 Intel Core i5-6500 CPU 3.2GHz 12GB Ram 240GB Windows 10 Pro N

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Lenovo ThinkCentre M910Q Mini PC UPGRADED 12GB 480GB SSD Win 11 Pro i5-7th Gen