
Crucial P3 4TB PCI Express x4 NVMe M.2 2280 Solid State Drive
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75% under what the other stores charge
Compared across 13 stores. Prices are checked against each store and labelled with when.

75% under what the other stores charge
Compared across 13 stores. Prices are checked against each store and labelled with when.
It checks today's price at every store, compares the alternatives and answers in about a minute.
The Crucial P3 is a budget PCIe 3.0 NVMe M.2 2280 drive, and the 4TB version is one of the few high-capacity QLC drives aimed at bulk storage rather than speed. It uses the NVMe 1.4 interface over four PCIe 3.0 lanes and reaches roughly 3,500 MB/s sequential reads and 3,000 MB/s writes, with no DRAM cache and a small SLC cache that shrinks as the drive fills. That makes it a good fit for a game library, media archive or secondary drive in a laptop or desktop, but a weaker pick than a PCIe 4.0 TLC drive with DRAM for heavy sustained writes or a primary OS drive. Reviewers rate it as solid value for capacity, while noting it slows on large continuous transfers once the cache runs out.
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Lowest price we've seen: $235.18 on Nov 11 at BlueDogInk. Tracked across 9 stores since Nov 11.
Reviewers and owners treat the P3 4TB as a capacity play: fast enough for games and everyday use, cheap per terabyte, and easy to install. The recurring complaint is write speed falling off a cliff during big file copies once the SLC cache is exhausted, and some question its long-term endurance for write-heavy work.
The Crucial P3 is a 4TB solid-state drive that connects through a PCI Express x4 interface and uses the NVMe protocol. It comes in the M.2 2280 form factor.
The NVMe architecture gives fast data access, which shortens load times and helps with multitasking. The drive keeps its speeds consistent under heavy workloads. Its low-profile design fits compact builds, and thermal management helps keep temperatures down.