No RAM under ¥8,000 yet. See our top picks under ¥15,000

Best RAM under ¥15,000 for laptop

Best Pick

Crucial Memory

30.5 Laptops Score
8GB (1×8GB)DDR42666 MT/sCL19UDIMM
Why we recommend this

Operating at 2666 MT/s with CL19 latency, this single 8GB DDR4 UDIMM reduces power consumption by up to 40% over previous generations. Its unbuffered, 288-pin design offers a straightforward path to increase bandwidth by up to 32% for compatible desktop systems. This module is best for budget-conscious users building or upgrading a basic office PC for web browsing and document editing.

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Best RAM under ¥30,000 for laptop

Best Pick

Crucial CT16G4SFRA32A

69.4 Laptops Score
16GB (1×16GB)DDR43200 MT/sCL22SODIMM
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Great Alternatives

These options also score highly and may better suit your specific needs

Crucial DDR5 Classic

58.2 Laptops Score
8GB (1×8GB)DDR55600 MT/sCL46SODIMM
Why we recommend this ▼

Operating at 5600 MT/s, this single 8GB DDR5 SODIMM delivers up to 1.75x the data rate of standard DDR4 to reduce load times in compatible laptops. It offers flexible compatibility by supporting both Intel XMP 3.0 and AMD EXPO on the same module, simplifying future upgrades. This module is best for budget-conscious users needing a basic, low-voltage memory upgrade to revive an older ultrabook for everyday multitasking.

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Premium RAM for laptop

Best Pick

Crucial CT2K64G56C46S5

93.5 Laptops Score
128GB (2×64GB)DDR55600 MT/sCL46SODIMM
Why we recommend this

This 128GB DDR5 SODIMM kit delivers up to 5600 MT/s with dual compatibility for Intel XMP 3.0 and AMD EXPO, effectively doubling bandwidth over DDR4 for demanding mobile workstations. Its dense 2x64GB configuration maximizes capacity in compact laptops while operating at an efficient 1.1V. This memory is best for data scientists and engineers running large in-memory simulations or multiple virtual machines on compatible Intel Core Ultra or AMD Ryzen 8000 series laptops.

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Price ¥453,203
Crucial CT2K64G56C46S5 ram

Great Alternatives

These options also score highly and may better suit your specific needs

Crucial CT16G56C46S5

73.8 Laptops Score
16GB (1×16GB)DDR55600 MT/sCL46SODIMM
Why we recommend this ▼

Operating at 5600 MT/s, this single 16GB DDR5 SODIMM module delivers up to 1.75x the data transfer speed of DDR4 to improve multitasking and system responsiveness. It uniquely supports both Intel XMP 3.0 and AMD EXPO on the same module, simplifying compatibility across 12th/13th Gen Core and Ryzen 7000 series laptops. This memory is best for laptop users seeking a straightforward, high-bandwidth upgrade to accelerate everyday workloads and casual gaming.

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Crucial CP2K32G60C40U5B

63.6 Laptops Score
64GB (2×32GB)DDR56000 MT/sCL40UDIMM
Why we recommend this ▼

The 64GB DDR5 kit runs at 6000 MT/s with CL40 latency, supporting both Intel XMP 3.0 and AMD EXPO for stable overclocking on 12th Gen Intel and Ryzen 7000 CPUs. Its black aluminum heat spreader with an origami-inspired design keeps the modules cool and adds a distinctive look to any build. Best for gamers and workstation users who need high-capacity, dual-platform memory with reliable overclocking and a lifetime warranty.

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Crucial CP2K32G60C40U5B ram
Price ¥116,600