Crucial CP2K32G56C46U5 64GB DDR5-5600

64GB of DDR5 at 5600 MT/s with a 4.7-star average from 2,854 reviews. The capacity is top-tier at the 90th percentile, but CL46 latency lands in the 23rd percentile and the price is in the 11th percentile for affordability. Shop carefully, the USD price swings by $523 across vendors.

5600 MT/s is solid but not spectacular. In our database, that speed lands in the 77th percentile, which translates to well above average for DDR5 kits overall. The 1Rx8 configuration and 288-pin UDIMM form factor are standard fare, and the 1.1V operating voltage is efficient. But the CL46 latency is where this kit stumbles. At 46-45-45 timings, it sits in the 23rd percentile for latency, meaning most competing kits at this speed class respond noticeably faster.

One buyer running a 12th gen i5 on a non-gaming board reported testing above 70GB/s in every run with XMP enabled. That's a real-world data point that suggests the kit delivers its rated bandwidth without drama. The downclock capability is also worth noting. If your system only supports 5200 MT/s or 4800 MT/s, these sticks will step down gracefully, which is more than some pricier kits can claim.

Against the Kingston FURY Beast KF564C32BWEAK2-64, this Crucial kit looks slow on paper. The Kingston runs tighter timings at a similar speed class, and that CL32 versus CL46 gap is significant for latency-sensitive workloads. The G.Skill Trident Z5 Royal and Corsair VENGEANCE RGB both offer higher speeds and lower latencies, but you'll pay more and deal with RGB software you may not want. The KLEVV CRAS V RGB and Team Group T-CREATE EXPERT also outpace this kit on latency. Where the Crucial wins is simplicity and stability. Buyers consistently report it just works at rated speeds without tweaking, which is not always true of the flashier competition.

Here's the uncomfortable part. The affordability score for this kit sits in the 11th percentile, which means it's more expensive than 89% of comparable memory in our database. USD prices range from $655 to $1,178 across four listings, a spread of $523 for the exact same kit. That's a huge gap, and it means shopping around actually matters here. The lowest USD listing at $655 is the one to hunt for. In EUR, the spread is €434, from €1,166 to €1,600. If you pay the high end of either range, you're overpaying for what is fundamentally a mid-tier speed kit with weak latency.

The Crucial Pro CP2K32G56C46U5 is a 64GB DDR5 kit that lands in the 90th percentile for capacity and the 77th percentile for speed in our database. That's a lot of memory for a desktop rig, and it runs at 5600 MT/s out of the box with XMP 3.0 or AMD EXPO enabled. The 4.7-star average across 2,854 reviews tells you most buyers are happy, but the latency story is less rosy. CL46 timings put this kit in the 23rd percentile for latency, which is a real trade-off for the price.

This is a no-frills kit. No RGB, just a matte black heat spreader and a 1.1V profile that keeps things simple. It's built for people who want 64GB of DDR5 without paying for flashy aesthetics or extreme overclocking headroom. The dual compatibility with Intel XMP 3.0 and AMD EXPO on the same module is genuinely useful, especially if you're not sure which platform you'll end up on.

Skip this if you care about latency or overclocking. The CL46 timings in the 23rd percentile are a genuine weak spot, and the server performance score of 40.4 out of 100 means this is not the kit for any kind of server or workstation build that leans on memory responsiveness. If you're building a high-refresh-rate gaming rig or doing latency-sensitive creative work, look at kits with CL32 or CL36 timings instead. And if you're on a tight budget, the 11th percentile affordability score should send you elsewhere.

If you need 64GB of DDR5 and you value stability over speed, this kit is a reasonable choice. The 90th percentile capacity and 77th percentile speed are legit strengths, and the 4.7-star review average backs up the reliability story. But the 23rd percentile latency and 11th percentile affordability are hard to ignore. At the low end of the USD price range, around $655, it's defensible. At $1,178, it's a bad deal. Buy it for capacity and peace of mind, not for performance bragging rights.