Corsair
DDR5 · 6400 MT/s · CL42 · 2×32GB
Lowest price in US across retailers
Last updated Aug 27, 2026
Out of stock in US
Corsair Vengeance DDR5-6400 2x32GB CL42 price history in US: current low $1,005.81, 12-month low $799.98, 12-month median $1,023.81.
Price history is aggregated from tracked listings at Newegg.
Fair price — current price is 2% below the 3-month median.
Price history is aggregated from tracked listings at Newegg.
Corsair sells this Vengeance line as a fixed-speed shelf: everything here runs at 6400 MT/s, and the differences between listings come down to timings and capacity rather than clock speed. That makes it a simpler comparison than most DDR5 kits, where speed and latency both move — here only one variable does.
Within the family, CL42 spans a noticeably wide range for a single speed grade, from tight bins down to considerably looser ones, and capacity runs from smaller kits up through much larger multi-module sets. A kit's 2×32GB configuration also affects how hard four sticks load the memory controller compared to two, something worth checking against your board's QVL at higher capacities.
All of it is unbuffered, non-ECC UDIMM for desktop boards, and reaching the full 6400 MT/s rating depends on enabling the XMP profile in BIOS — without it, the kit runs at a JEDEC fallback speed well below spec.
Crucial Pro trades looks for a compatibility-first, overclocking-headroom pitch, and within this 6400 MT/s grade, CAS latency -- not the shared headline speed -- is the number that actually separates one listing from another.
FURY Beast at 6000 spans three CL grades under one name plus a four-module 64GB option its 5600 sibling doesn't offer, which makes matching the exact SKU more important here than with most families.
DDR5 doubled the bandwidth and moved power regulation onto the module. Whether that is worth paying for depends entirely on which platform you are building.
Flare X5 is a heatspreader-only DDR5-6000 line built for clearance-constrained builds, and within this 6000 MT/s grade every listing shares that one headline speed — the CL bin and capacity are the only things actually separating listings.
16 GB is no longer comfortable, 32 GB is the sensible default, and 64 GB is a workload decision rather than a future-proofing one.
Capacity avoids stutter caused by running out of memory; speed affects how efficiently the CPU feeds data to the GPU. They solve different problems, and buying enough of the first one before spending on the second is the right order.