Crucial CP2K16G64C38U5B
The 6400 MT/s CL38 kit delivers 25% lower latency for higher frame rates, supported by a black origami-style aluminum heat spreader that stays cool under load. It supports both Intel XMP 3.0 and AMD EXPO on the same module, offering flexibility across Intel Core Ultra and AMD Ryzen 9000 builds. Best for gamers seeking stable overclocking performance on a budget, with a 4.7/5 rating from 1402 reviews.
Snapshot
The 30-Second Version
Crucial's Pro OC Gaming kit hits 6400 MT/s with CL38 timings and supports both XMP 3.0 and EXPO. Speed is top-tier at the 95th percentile, latency is solid but not elite. Shop around because prices swing from USD 360 to USD 540, with Newegg offering the best US deal.
Pros & Cons
Pros
- 6400 MT/s speed puts it in the top 5% of all kits we track 95th
- Dual XMP 3.0 and EXPO support on the same module 93rd
- Clean black design that fits almost any build 77th
- Micron quality with a limited lifetime warranty 73rd
Cons
- CL38 latency is fine but not as tight as some competitors
- No RGB if you want lighting
- Price varies wildly depending on where you shop
- Server performance is a real weak spot at 38.7 out of 100
What owners think
The Word on the Street
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
Based on 194 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
6400 MT/s is the sweet spot for DDR5 right now, and this kit nails it. The CL38 latency lands in the 76th percentile, which is solid but not class-leading. You'll see real gains in frame rates compared to 4800 or 5200 MT/s kits, especially in CPU-bound games. The 1.35V requirement is standard for this speed tier, so no exotic cooling needed. Just enable XMP or EXPO in BIOS and you're done. The heat spreader does its job without being flashy, and the 288-pin UDIMM form factor means it drops into any standard desktop board.
Specifications
Full Specifications
Memory
| Type | DDR5 |
| Form Factor | UDIMM |
| Total Capacity | 32768 |
| Modules | 2 |
| Per Module | 16384 |
| Pins | 288 |
Performance
| Speed | 6400 |
| CAS Latency | 38 |
| Timings | 38-40-40-84 |
| Voltage | 1.35 |
Class
| ECC | No |
| Registered | No |
| OC Profile | Intel XMP 3.0, AMD EXPO |
Features
| RGB | No |
| Heat Spreader | Yes |
vs Competition
Against the G.Skill Trident Z5 Neo RGB, this Crucial kit gives up some latency and RGB flair but often costs less. The Kingston Fury Renegade runs tighter timings at similar speeds, so if you're chasing every last frame, that's worth a look. The Corsair Vengeance kit in our database is a 64GB set, so it's a different capacity class entirely. For pure plug-and-play 6400 MT/s performance with dual-platform support, the Crucial holds its own. The KLEVV and Patriot options are solid but don't have the same brand recognition or warranty backing.
| Spec | Crucial CP2K16G64C38U5B | Kingston FURY Beast KF564C32BWEAK2-64 | Corsair VENGEANCE RGB CMH64GX5M2Y6400C32 | G.Skill Flare X5 F5-6000J2836G32GX2-FX5 | KLEVV CRAS V RGB KD5BGUA80-60A300J | Patriot Viper Xtreme 5 S9145489 |
|---|---|---|---|---|---|---|
| Capacity | 32GB | 64GB | 64GB | 64GB | 64GB | 32GB |
| Kit | 2 x 16GB | 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 | 6400 | 6400 | 6400 | 6000 | 6000 | 8200 |
| Cas Latency | CL38 | CL32 | CL32 | CL28 | CL30 | CL38 |
| Form Factor | UDIMM | UDIMM | UDIMM | UDIMM | UDIMM | UDIMM |
| Ecc | false | false | false | false | false | true |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Feature | Latency | Capacity | Social Proof |
|---|---|---|---|---|---|
| Crucial CP2K16G64C38U5B | 94.7 | 72.9 | 76.5 | 71 | 93.4 |
| Kingston FURY Beast KF564C32BWEAK2-64 Compare | 94.7 | 87 | 87.5 | 89.9 | 93.4 |
| Corsair VENGEANCE RGB CMH64GX5M2Y6400C32 Compare | 94.7 | 87 | 87.5 | 89.9 | 98.2 |
| G.Skill Flare X5 F5-6000J2836G32GX2-FX5 Compare | 87.4 | 72.9 | 97.2 | 89.9 | 74.6 |
| KLEVV CRAS V RGB KD5BGUA80-60A300J Compare | 87.4 | 87 | 87.5 | 89.9 | 87.7 |
| Patriot Viper Xtreme 5 S9145489 Compare | 99.6 | 98.6 | 97.7 | 71 | 78 |
Price
Value & Pricing
Pricing varies widely. In the US, this kit is listed anywhere from USD 360 to USD 540 across four listings, a USD 180 spread for the exact same sticks. Newegg has the best deal at the low end, so check there first. In Europe, the gap is even wider in absolute terms, EUR 518 to EUR 649 across German, Spanish, French, and Italian listings. Shop around before you buy. At the low end, this is a strong value for a 6400 MT/s kit. At the high end, you're paying too much for CL38 when tighter kits exist.
Amazon 1 offer From €518
We started tracking prices for this product on Jun 14, 2026. The chart appears once we have more data.
Read more
Overview
Crucial's Pro OC Gaming kit is a 32GB DDR5 set running at 6400 MT/s with CL38 timings. It's aimed squarely at gamers who want a simple speed bump without messing with exotic voltages or manual tuning. The black aluminum heat spreader has an origami-inspired look that's subtle enough for most builds.
This kit supports both Intel XMP 3.0 and AMD EXPO on the same module, which is genuinely handy if you swap platforms or help friends with different systems. Our database puts its speed in the 95th percentile, so it's one of the fastest kits you can grab without stepping into crazy enthusiast territory.
Common Questions
Q: Will this work with my AMD Ryzen 9000 series CPU?
Yes, this kit supports AMD EXPO and is listed as compatible with Ryzen 9000 series desktop CPUs. Just enable EXPO in BIOS to hit the full 6400 MT/s speed.
Q: Do I need to manually overclock this RAM?
No, just enable XMP 3.0 or EXPO in your BIOS and the kit will run at its rated 6400 MT/s with CL38 timings automatically.
Q: Is CL38 latency good for gaming?
It's solid but not the tightest available. The 76th percentile latency ranking means it's above average, and the high 6400 MT/s speed more than compensates for the slightly loose timings in most games.
Who Should Skip This
Skip this if you're building a server or workstation that needs maximum memory capacity and ECC support. The server score of 38.7 out of 100 tells the story there. Also skip it if you want RGB lighting or the absolute tightest timings for competitive overclocking. And if you're only seeing the USD 540 price, hold off until you find it closer to USD 360.
Verdict
Buy this if you want fast, reliable DDR5 without the fuss. It's a great match for Ryzen 9000 series or Intel 13th and 14th gen builds where 6400 MT/s is the performance sweet spot. The dual XMP and EXPO support means you can carry it forward to a future platform swap. If you're building a server or need maximum capacity, look elsewhere. For gaming and general desktop use, this is one of the easiest recommendations in the DDR5 space right now.