Corsair
DDR5 · 4800 MT/s · CL40 · 1×16GB
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Corsair's DDR5 Vengeance line extends to laptops through this SODIMM family, held at one common speed grade across every kit — the thing that changes from listing to listing is capacity, which spans from a small single-stick upgrade to some of the largest paired kits sold in this format.
1×16GB gives 16GB in this listing, all rated at the shared 4800 MT/s CL40. A single-stick listing leaves a machine in single-channel until a second module joins it, and the larger paired kits in this family are built for laptops and mini-PCs designed to actually use that much memory.
This is DDR5 SODIMM, sized for laptop and small-form-factor slots rather than a desktop board's DIMM slots — confirm your machine supports this generation before ordering a replacement or upgrade.
CAMM2 and SODIMM are physically incompatible laptop memory formats. The difference is not speed at a given rating but how many channels each module carries, how the module attaches, and whether a machine can ever add memory rather than replace it.
Whether a laptop can be upgraded at all depends entirely on which of three physical memory formats it uses, and that has to be confirmed before comparing a single spec sheet.
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.
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.
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.