CORSAIR Vengeance DDR5 CUDIMM 48GB (2 x 24GB) DDR5 8400MHz CL40-52-52-135 1.40V Intel XMP iCUE Compatible Computer Memory – Silver (CMKC48GX5M2X8400C40)
*Price sourced from Amazon.com. Last updated 2026-05-12. Price and availability subject to change.
CORSAIR VENGEANCE DDR5 CUDIMM memory delivers ultra-high frequencies in a high-quality, compact module that enhances your system. Tightly-screened, high-frequency memory chips power your PC through faster processing, rendering, and buffering than ever before, with an onboard clock driver ensuring improved stability and signal integrity at ultra-high clock frequencies. CORSAIR iCUE software enables real-time frequency monitoring, onboard voltage regulation, and Intel performance profile customization. A distinctive solid aluminum heatspreader keeps your memory cool while ensuring wide compatib…
SpecPicks Verdict
SpecPicks classifies CORSAIR Vengeance DDR5 CUDIMM 48GB (2 x 24GB) DDR5 8400MHz CL40-52-52… as a category leader on buyer feedback in the memory (ram) category, based on 3 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for memory (ram) of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Highly rated — 5.0★ average across customer reviews
- ✓ Compact Form-Factor: Low clearance ensures wide compatibility with nearly any DDR5 build
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Limited review volume so far — fewer data points on long-term reliability
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- Do it All, and Do it Faster: As modern CPUs feature more and more cores, the unprecedented speed of DDR5 ensures your high-end CPU gets data quickly, enabling faster processing, rendering, and buffering than ever before
- Onboard Clock Driver: Offers improved stability and signal integrity at ultra-high clock frequencies
- Custom Intel XMP Performance Profiles: Customize and save your own XMP performance profiles via iCUE to tailor performance by app or task for greater efficiency
- Compact Form-Factor: Low clearance ensures wide compatibility with nearly any DDR5 build
- Compatibility: Intel 800 Series
Full Specifications
| Brand | Corsair |
|---|---|
| Voltage | 1.4 Volts |
| RAM Size | 48 GB |
| Model Name | CORSAIR VENGEANCE DDR5 CUDIMM |
| Unit Count | 2.0 Count |
| Form Factor | DIMM |
| Memory Speed | 8400 MHz |
| Model Number | CMKC48GX5M2X8400C40 |
| Compatibility | Intel 800 Series |
| Built-In Media | Item |
| Number of Pins | 288 |
| Mfr Part Number | CMKC48GX5M2X8400C40 |
| Memory Generation | DDR5 |
| Compatible Devices | Desktop |
Ready to buy?
CORSAIR Vengeance DDR5 CUDIMM 48GB (2 x 24GB) DDR5 8400MHz CL40-52-52-135 1.40V Intel XMP iCUE Compatible Computer Memory – Silver (CMKC48GX5M2X8400C40) is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-12. Price and availability subject to change.
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