Hardware Spec Index

Mirenta SN-7643 Prime 4TB PCIe 5.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN7643-PRIME · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index14,407 (SSDs scale)
Category rank#11,004
Street price$489
Power9 W (active)
Performance per dollar29.46
Released2024

Specifications

BrandMirenta
ModelMirenta SN-7643 Prime
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 5.0 x4, NVMe 2.0
Sequential read10,600 MB/s
Sequential write10,300 MB/s
Random 4K read2,150K IOPS
NAND3D TLC, 218-layer
CacheLPDDR4 DRAM, 4 GB
Endurance2,400 TBW (0.33 DWPD)
Warranty5 years
HeatsinkIncluded (recommended for sustained loads)

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0

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Cite this page: Hardware Spec Index, “Mirenta SN-7643 Prime 4TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/14977207 (accessed 2026-10-26).