Best RAM under £40 for laptop

Best Pick

Kingston ValueRAM

39 Laptops Score
4GB (1×4GB)DDR42400 MT/sCL17SODIMM
Why we recommend this

Operating at a standard 2400 MT/s with CL17 latency and a low 1.20V power draw, this unbuffered SODIMM provides a reliable, plug-and-play upgrade for older DDR4 laptops. Its single 4GB capacity and 260-pin form factor make it a straightforward, cost-effective fix for basic memory bottlenecks. This module is best for users needing to revive an aging notebook for essential tasks like web browsing and document editing.

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Kingston KCP3L16SS8/4

38.7 Laptops Score
4GB (1×4GB)DDR3L1600 MT/sCL11SODIMM
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No RAM under £80 yet. See our top picks under £200

Best RAM under £200 for laptop

Best Pick

Kingston FURY Impact

78.4 Laptops Score
16GB (1×16GB)DDR43200 MT/sCL20SODIMM
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Kingston KVR32S22D8/16

71.6 Laptops Score
16GB (1×16GB)DDR43200 MT/sCL22SODIMM
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Kingston KCP432SS8/16

65.4 Laptops Score
16GB (1×16GB)DDR43200 MT/sCL22SODIMM
Why we recommend this ▼

Delivers a straightforward 3200 MT/s speed at standard CL22 timings and low 1.2V power draw, making it a reliable drop-in upgrade for DDR4 laptops. The single 16GB module leaves an open slot for easy dual-channel expansion without replacing existing memory. This module is best for budget-conscious laptop users seeking a simple capacity boost for everyday multitasking and office productivity.

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Kingston Elite

54.3 Laptops Score
16GB (1×16GB)DDR42666 MT/sCL19SODIMM
Why we recommend this ▼

The inclusion of ECC unbuffered memory on a standard 260-pin SO-DIMM module sets this Kingston kit apart, providing error correction typically absent from laptop RAM. It operates at a standard 2666 MT/s with CL19 latency and a low 1.20V power draw, making it a reliable drop-in upgrade for compatible mobile workstations. This module is best for IT administrators and professionals who need to stabilize a compact server or a mobile workstation running data-sensitive applications.

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Kingston System Specific

48.2 Laptops Score
4GB (1×4GB)DDR43200 MT/sCL22SODIMM
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Kingston System Specific (KCP)

43.3 Laptops Score
8GB (1×8GB)DDR42666 MT/sCL19SODIMM
Why we recommend this ▼

A single 8GB DDR4 UDIMM module provides a straightforward capacity upgrade for basic desktop systems. Its standard 288-pin design ensures broad compatibility with older platforms, backed by Kingston's established reliability. This module is best for users needing a simple, low-cost memory replacement to keep an office PC or home server operational.

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Kingston KCP

40.3 Laptops Score
16GB (2×16GB)DDR43200 MT/sCL22UDIMM
Why we recommend this ▼

Delivers reliable 3200 MT/s performance with CL22 timings and a heat spreader for consistent thermal management in sustained workloads. Backed by a lifetime warranty and rigorous compatibility testing, it offers a straightforward upgrade path with guaranteed system matching. This module is best for IT administrators and system builders upgrading servers or workstations that require registered DDR4 memory with Intel XMP 2.0 support.

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Premium RAM for laptop

Best Pick

Kingston FURY Beast RGB

60.5 Laptops Score
32GB (2×16GB)DDR56800 MT/sCL34UDIMM
Why we recommend this

Running at 6800 MT/s with tight CL34 timings, this 32GB DDR5 kit delivers low-latency bandwidth that pushes frame rates in CPU-bound gaming scenarios. Dual-profile Intel XMP and AMD EXPO support ensures broad compatibility, while the aggressive heat spreader and RGB lighting add visual presence without compromising thermal performance. It’s best for competitive gamers and overclockers who need high-frequency memory to minimize stuttering at 1080p or 1440p resolutions.

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Great Alternatives

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Kingston KF572C38RSAK2-32

57.6 Laptops Score
32GB (2×16GB)DDR57200 MT/sCL38UDIMM
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Kingston KF568C34BBEA-16

54.1 Laptops Score
16GB (1×16GB)DDR56800 MT/sCL34UDIMM
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Kingston Fury

48.2 Laptops Score
16GB (2×8GB)DDR55600 MT/sCL36UDIMM
Why we recommend this ▼

Dual-channel DDR5-5600 operation with CL36 timings at a low 1.25V delivers responsive performance for gaming and daily tasks. Broad Intel XMP 3.0 and AMD EXPO compatibility ensures straightforward overclocking across platforms, backed by a simple heat spreader design. This 16GB kit is best for budget-conscious PC builders seeking a reliable entry point into DDR5 speeds for mainstream gaming rigs.

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