Cheapest RAM Per GB in the UK
Updated 16/06/2026 from Amazon UK
Samsung M393A2K40BB2-CTD Memory Module (16 GB, 1 x 16 GB, DDR4, 2666 MHz, 288-pin DIMM) (16GB) – £69.90
Looking for the cheapest RAM for your PC, laptop, or server? Below we list the best value memory deals per gigabyte across every category, updated daily from Amazon UK. Find budget DDR4, affordable DDR5, and the lowest-cost server RAM available right now.
Cheapest DDR4 RAM
View all DDR4 →Samsung M393A2K40BB2-CTD Memory Module (16 GB, 1 x 16 GB, DDR4, 2666 MHz, 288-pin DIMM)
DDR4 2666MHz 64GB Kit (16GBx4) Desktop RAM PC4-21300 UDIMM Non-ECC Unbuffered 1.2V 288-Pin CL19 PC Computer Memory Upgrade Module Kit (Black)
Timetec 64GB KIT (4x16GB) DDR4 2400MHz (PC4-2400T) PC4-19200 SODIMM Laptop RAM – 260-Pin 1.2V CL17 Non-ECC Unbuffered Memory Module for Laptop, Notebook, Mini PC, All-in-One
Timetec 160GB KIT (10x16GB) DDR4 2400MHz (PC4-2400T) PC4-19200 SODIMM Laptop RAM – 260-Pin 1.2V CL17 Non-ECC Unbuffered Memory Module for Laptop, Notebook, Mini PC, All-in-One
Timetec 64GB KIT (4x16GB) DDR4 2666MHz (PC4-2666V) PC4-21300 UDIMM Desktop RAM – 288-Pin 1.2V CL19 Non-ECC Unbuffered DIMM Memory Module Upgrade
Cheapest DDR5 RAM
View all DDR5 →Crucial Pro DDR5 RAM 96GB Kit (2x48GB) 5600MHz, Intel XMP 3.0 / AMD EXPO, Computer Memory (PC) - CP2K48G56C46U5
2024 Newest SK-Hynix 8GB DDR5 4800MHz SODIMM PC5-4800B-SC0 1Rx16 1.1V SO-DIMM 262-Pin Gaming Busines Home Laptop Notebook RAM Memory Module (HMCG66MEBSA092N BA) (OEM)
Crucial DDR5 RAM 32GB Kit (2x16GB) 4800MHz SODIMM, Laptop Computer Memory, Mini PC, CL40 - CT2K16G48C40S5
Silicon Power DDR5 32GB Kit (2 x 16GB) 5600MHz (PC5-44800) CL46 1.1V SODIMM Non-ECC Laptop RAM Computer Memory SP032GBSVU560F22
Crucial Pro DDR5 RAM 48GB Kit (2x24GB) 5600MHz, Intel XMP 3.0 / AMD EXPO, Computer Memory (PC) - CP2K24G56C46U5
Cheapest Laptop RAM
View all laptop RAM →Timetec 64GB KIT (4x16GB) DDR4 2400MHz (PC4-2400T) PC4-19200 SODIMM Laptop RAM – 260-Pin 1.2V CL17 Non-ECC Unbuffered Memory Module for Laptop, Notebook, Mini PC, All-in-One
Timetec 160GB KIT (10x16GB) DDR4 2400MHz (PC4-2400T) PC4-19200 SODIMM Laptop RAM – 260-Pin 1.2V CL17 Non-ECC Unbuffered Memory Module for Laptop, Notebook, Mini PC, All-in-One
Timetec 32GB KIT (2x16GB) DDR4 2133MHz (PC4-2133P) PC4-17000 SODIMM Laptop RAM – 260-Pin 1.2V CL15 Non-ECC Unbuffered Memory Module for Laptop, Notebook, Mini PC, All-in-One
Timetec 32GB KIT(2x16GB) DDR4 SODIMM for Intel NUC KIT/Mini PC/HTPC/NUC Board 2133MHz PC4-17000 Non-ECC Unbuffered 1.2V CL15 Dual Rank 260 Pin Computer Memory Ram Module Upgrade (32GB KIT(2x16GB))
OLOy DDR4 RAM 32GB (2x16GB) 2400 MHz CL17 1.2V 260-Pin Laptop Gaming SODIMM for Intel (MD4S162417IZDC)
Cheapest Desktop RAM
View all desktop RAM →Samsung M393A2K40BB2-CTD Memory Module (16 GB, 1 x 16 GB, DDR4, 2666 MHz, 288-pin DIMM)
DDR4 2666MHz 64GB Kit (16GBx4) Desktop RAM PC4-21300 UDIMM Non-ECC Unbuffered 1.2V 288-Pin CL19 PC Computer Memory Upgrade Module Kit (Black)
Timetec 64GB KIT (4x16GB) DDR4 2666MHz (PC4-2666V) PC4-21300 UDIMM Desktop RAM – 288-Pin 1.2V CL19 Non-ECC Unbuffered DIMM Memory Module Upgrade
Timetec 32GB KIT (2x16GB) DDR4 2400MHz (PC4-2400T) PC4-19200 UDIMM Desktop RAM – 288-Pin 1.2V CL17 Non-ECC Unbuffered DIMM Memory Module Upgrade
Timetec 16GB DDR4 2133MHz (PC4-2133P) PC4-17000 UDIMM Desktop RAM – 288-Pin 1.2V CL15 Non-ECC Unbuffered DIMM Memory Module Upgrade
Cheapest Server RAM
View all server RAM →HPE Original 805351-B21 809083-091 819412-001 32GB Dual Rank x4 DDR4-2400 CAS-17-17-17 Server Memory (HPE DDR4 SmartMemory)
Kingston Server Premier 48GB 5600MT/s DDR5 ECC CL46 SODIMM 2Rx8 Hynix M Server Memory - KSM56T46BD8KM-48HM
Kingston Branded Memory 16GB DDR5 4800MT/s ECC SODIMM KTH-PN548T-16G Server Memory
Tips for Finding the Cheapest RAM
- Buy higher capacity kits – 32GB kits almost always cost less per GB than 16GB kits. If your system supports it, buy the biggest kit you can afford.
- Stick to standard speeds – DDR4-3200 and DDR5-5600 offer the best price-to-performance ratio. Higher speeds cost more per GB with diminishing returns for most users.
- Consider DDR4 for budget builds – If your platform supports DDR4, it remains the cheapest option per gigabyte with proven performance.
- Watch for sales – RAM prices drop significantly during Black Friday, Prime Day and other sales events. Bookmark this page and check back regularly.
- Check renewed/refurbished options – Amazon Renewed memory modules can offer significant savings with warranty protection.
- Buy dual-channel kits – A 2x16GB kit is usually cheaper per GB than two separate 1x16GB modules, and you get dual-channel performance benefits.
Frequently Asked Questions
What is the cheapest type of RAM per GB in 2026?
DDR4 desktop memory (DIMM) is typically the cheapest RAM per gigabyte. High-capacity DDR4 kits (32GB+) at standard speeds (DDR4-3200) offer the best value per GB. DDR5 is becoming increasingly competitive, especially in 32GB and 64GB configurations.
Is it better to buy one large RAM kit or multiple smaller ones?
Buying one large kit (e.g., 2x16GB rather than 4x8GB) is generally better for value and compatibility. Matched kits are tested together for stability, and larger modules often cost less per GB. It also leaves room for future upgrades if your motherboard has empty slots.
When is the best time to buy RAM?
RAM prices fluctuate throughout the year. The best deals typically appear during Black Friday (November), Amazon Prime Day (July), and back-to-school sales (August-September). However, prices can drop unexpectedly, so checking regularly with a price comparison tool like GigabytePrices.com ensures you never miss a deal.
Should I buy the cheapest RAM available?
The cheapest RAM per GB is great for budget builds, but consider your use case. For gaming, DDR4-3200 or DDR5-5600 at mid-range prices offer the best performance per pound. For servers, ECC memory is essential despite the higher cost. For basic computing, the cheapest available RAM is usually perfectly adequate.