The Samsung 990 Evo Plus is a solid-state drive in the M.2 2280 form factor, launched on September 25th, 2024. It is available in capacities ranging from 1 TB to 4 TB. This page reports specifications for the 1 TB variant. With the rest of the system, the Samsung 990 Evo Plus interfaces using a PCI-Express 5.0 x2 connection. The SSD controller is the Piccolo (S4LY022) from Samsung, a DRAM cache is not available. Samsung has installed 236-layer TLC NAND flash on the 990 Evo Plus, the flash chips are made by Samsung. To improve write speeds, a pseudo-SLC cache is used, so bursts of incoming writes are processed more quickly. The cache is sized at 114 GB. Thanks to support for the fast PCI-Express 5.0 interface, performance is excellent. The 990 Evo Plus is rated for sequential read speeds of up to 7,150 MB/s and 6,300 MB/s write; random IOPS reach up to 850K for reads and 1350K for writes.
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وضع في:
07-06-2025 à 20:17:32
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