Kingston
DDR4 · 2666 MT/s · CL19 · 1×16GB
Lowest price in GB across retailers
Out of stock in GB
This family covers an unusually wide span for a single product name: Kingston's ValueRAM DDR4 SODIMM runs from older, slower-rated grades up to the fastest the line offers. That spread is broader than most families in the catalogue, so the specific listing matters more here than usual.
Speed runs from 2666 MT/s down to considerably older ratings, with CL19 loosening at the slower end of the range, and capacity spans from smaller single-stick kits up to a 16GB maximum. Since laptops and small-form-factor boards often have fixed, non-upgradeable speed ceilings, it's worth checking what your system's manual actually supports before assuming the fastest-rated kit here will run at its full speed.
This is SODIMM DDR4, built for laptop and small-form-factor sockets rather than desktop boards — confirm your system takes SODIMM before ordering, since it will not fit a UDIMM slot.
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.
Vengeance LPX earns its long shelf life through breadth and a low-profile heatspreader, not through any single standout spec — the timing bin on the specific listing is what actually decides whether a given kit is a good buy.
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.
A dying memory generation does not get cheaper on its way out — it gets more expensive, because the economics of end-of-life manufacturing are the opposite of the economics of a maturing one.
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.