Crucial CP2K32G56C46U5 64GB DDR5-5600

★★★★★ 4.7 (2,854)

The 64GB dual-channel kit delivers 5600 MT/s bandwidth with plug-and-play simplicity, avoiding the complexity of manual overclocking or latency tuning. Its low-profile matte black heat spreader ensures compatibility with compact builds while supporting both Intel XMP 3.0 and AMD EXPO on a single module for straightforward performance recovery. This kit is best for system builders and workstation users who need a high-capacity, no-fuss DDR5 upgrade for heavy multitasking and rendering without chasing premium binned dies.

Capacity 64GB
Kit 2 x 32GB
Memory DDR5
Speed 5600 MT/s
CAS Latency CL46
Form Factor UDIMM
Crucial CP2K32G56C46U5 64GB DDR5-5600 ram
76 Overall Score
Also available in:

Snapshot

Pros & Cons

Pros

  • Strong social proof (92nd percentile) 92nd
  • Strong capacity (90th percentile) 90th
  • Strong speed (78th percentile) 78th
  • Strong feature (73rd percentile) 73rd

Cons

  • Below average latency (23rd percentile)

What owners think

How owner sentiment changed over time

Exclusive

Based on when customers actually wrote their reviews - so you can see whether early praise held up.

Owner sentiment has held steady over time
1★2★3★4★5★Q2 '23: 5.0★ · 1 reviewQ3 '23: 4.5★ · 4 reviewsQ3 '24: 5.0★ · 6 reviewsQ4 '24: 4.2★ · 5 reviewsQ1 '25: 4.8★ · 6 reviewsQ2 '25: 4.8★ · 5 reviewsQ3 '25: 5.0★ · 4 reviewsQ4 '25: 4.7★ · 7 reviewsQ1 '26: 4.7★ · 33 reviewsQ2 '26: 3.0★ · 1 review14656547331Q2 '23Q3 '23Q3 '24Q4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '26Q2 '26
Avg ratingHappy (4-5★)Unhappy (1-2★)Bar height = number of reviews
  1. Q2 2026100/1005.0★5 reviews

    All five reviews are 5-star, praising the kit's massive capacity, seamless multitasking, easy installation, and rock-solid stability at JEDEC speeds.

    • Massive 64GB capacity enables smooth multitasking, VMs, and 4K editing without slowdowns.
    • Plug-and-play installation with instant boot at 5600MHz, no XMP tweaking needed.
    • Excellent stability and compatibility, even with motherboards officially supporting only 32GB.
    • Good value for reliable Micron/Crucial quality; low-profile design fits under large coolers.
  2. Q1 202688/1004.6★26 reviews

    Buyers praise the RAM's stability, compatibility, low profile, and value. A few report DOA or instability issues, but most find it reliable and easy to install.

    • Stable and compatible with Intel and AMD systems, runs at rated speeds with XMP/EXPO.
    • Low-profile design fits under large CPU coolers; stays cool at 1.1V.
    • Good value for the price, with lifetime warranty and no unnecessary RGB.
    • A few units arrived DOA or caused system instability, requiring support contact.
  3. Q3 202390/1004.5★4 reviews

    Buyers praised this DDR5 RAM as a solid, affordable performer that works reliably out of the box with good overclocking headroom.

    • Excellent value for money, offering good performance without unnecessary frills.
    • Works reliably at rated speeds with XMP/Expo, no tweaking needed.
    • Decent overclocking potential, stable at 6600MHz with low temperatures.
    • Low-profile design fits tight spaces while providing adequate cooling.

Based on 72 dated customer reviews, grouped by calendar quarter. Period analysis is in English.

The proof

Performance

Performance Percentiles

Speed 77.7
Feature 73.3
Latency 23.1
Capacity 90
Social Proof 92.3

Specifications

Full Specifications

Memory

Type DDR5
Form Factor UDIMM
Total Capacity 65536
Modules 2
Per Module 32768
Pins 288
Rank 1Rx8

Performance

Speed 5600
CAS Latency 46
Timings 46-45-45
Voltage 1.1

Class

ECC No
Registered No
OC Profile Intel XMP 3.0, AMD EXPO

Features

RGB No
Heat Spreader Yes

vs Competition

Spec Crucial CP2K32G56C46U5 Kingston FURY Beast KF564C32BWEAK2-64 G.Skill Trident Z5 Royal Series F5-6000J2636H32GX2-TR5NG Corsair VENGEANCE RGB CMH64GX5M2Y6400C32 KLEVV CRAS V RGB KD5KGUD80-60A300G-BLACK Team Group T-CREATE EXPERT CTCWD532G6400HC32ADC01
Capacity 64GB 64GB 64GB 64GB 64GB 32GB
Kit 2 x 32GB 2 x 32GB 2 x 32GB 2 x 32GB 2 x 32GB 2 x 16GB
Memory Type DDR5 DDR5 DDR5 DDR5 DDR5 DDR5
Speed Mts 5600 6400 6000 6400 6000 6400
Cas Latency CL46 CL32 CL26 CL32 CL30 CL32
Form Factor UDIMM UDIMM UDIMM UDIMM UDIMM UDIMM
Ecc false false false false false false
Compare Compare Compare Compare Compare

Price

Value & Pricing

From £970 1 offer across 1 retailer
Amazon 1 offer From £970

Price History

£500 £600 £700 £800 £900 £1,000 £1,100 Jun 15Nov 8 £970

Usage Scores

Overall (75.9)Budget (87.7)Gaming (74.9)Laptop (55.6)Server (40.2)Workstation (87.2)

A full written review is coming soon. The specs, scores, prices and charts above are always up to date.

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