Crucial CP2K64G56C46U5 128GB DDR5-5600

★★★★★ 4.7 (2,680)

This 128GB DDR5 kit delivers a massive 5600 MT/s bandwidth with dual-platform Intel XMP 3.0 and AMD EXPO support on the same module, eliminating the need for manual tuning. Its low-profile, matte black heat spreader ensures compatibility with smaller builds and large air coolers while maintaining a clean aesthetic. This kit is best for content creators and professionals running memory-intensive 4K rendering or heavy multitasking workloads who need high capacity without overclocking complexity.

Capacity 128GB
Kit 2 x 64GB
Memory DDR5
Speed 5600 MT/s
CAS Latency CL46
Form Factor UDIMM
Crucial CP2K64G56C46U5 128GB DDR5-5600 ram
80 Overall Score
Also available in:

Snapshot

Pros & Cons

Pros

  • Strong capacity (97th percentile) 97th
  • Strong social proof (92nd percentile) 92nd
  • Strong speed (78th percentile) 78th
  • Strong user sentiment (77th percentile) 77th

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 cooled since launch
88/100Our AI sentiment readhigh confidence · 31 sources · Jul 2026
1★2★3★4★5★Q1 '24: 5.0★ · 1 reviewQ4 '24: 5.0★ · 1 reviewQ2 '25: 5.0★ · 2 reviewsQ3 '25: 5.0★ · 5 reviewsQ4 '25: 5.0★ · 7 reviewsQ1 '26: 4.5★ · 32 reviewsQ2 '26: 5.0★ · 1 review11257321Q1 '24Q4 '24Q2 '25Q3 '25Q4 '25Q1 '26Q2 '26
Avg ratingHappy (4-5★)Unhappy (1-2★)Bar height = number of reviews

Based on 49 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 97
User Sentiment 77.1
Social Proof 92.3

Specifications

Full Specifications

Memory

Type DDR5
Form Factor UDIMM
Total Capacity 131072
Modules 2
Per Module 65536
Pins 288

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 CP2K64G56C46U5 Kingston FURY Beast KF564C32BWEAK2-64 G.Skill Trident Z5 Royal Series F5-6000J2636H32GX2-TR5NG Corsair Vengeance CMK64GX5M2B6000Z30 Team Group T-CREATE EXPERT CTCWD532G6400HC32ADC01 KLEVV CRAS V KD5AGUA80-60A300G
Capacity 128GB 64GB 64GB 64GB 32GB 32GB
Kit 2 x 64GB 2 x 32GB 2 x 32GB 2 x 32GB 2 x 16GB 2 x 16GB
Memory Type DDR5 DDR5 DDR5 DDR5 DDR5 DDR5
Speed Mts 5600 6400 6000 6000 6400 6000
Cas Latency CL46 CL32 CL26 CL30 CL32 CL30
Form Factor UDIMM UDIMM UDIMM UDIMM UDIMM UDIMM
Ecc false false false false false false
Compare Compare Compare Compare Compare
Product SpeedFeatureLatencyCapacityUser SentimentSocial Proof
Crucial CP2K64G56C46U5 77.773.323.19777.192.3
Kingston FURY Beast KF564C32BWEAK2-64 Compare 94.887.487.69089.292.3
G.Skill Trident Z5 Royal Series F5-6000J2636H32GX2-TR5NG Compare 87.587.499.19089.274.2
Corsair Vengeance CMK64GX5M2B6000Z30 Compare 87.573.387.69077.192.3
Team Group T-CREATE EXPERT CTCWD532G6400HC32ADC01 Compare 94.873.387.671.289.292.3
KLEVV CRAS V KD5AGUA80-60A300G Compare 87.587.487.671.289.285.6

Price

Value & Pricing

From €7,859 1 offer across 1 retailer
Amazon 1 offer From €7,859

Price History

€0 €2,000 €4,000 €6,000 €8,000 €10,000 Jun 13Nov 8 €7,859

Usage Scores

Overall (79.6)Budget (86)Gaming (71.2)Laptop (55.8)Server (40.9)Workstation (89.4)

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

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