Hardware Spec Index

Mirenta SN-7490 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN7490-XT · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index12,720 (SSDs scale)
Category rank#6,015
Street price$379
Power5 W (active)
Performance per dollar33.56
Released2023

Specifications

BrandMirenta
ModelMirenta SN-7490 XT
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,200 MB/s
Sequential write4,300 MB/s
Random 4K read710K IOPS
NAND3D TLC, 238-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 TBW (0.33 DWPD)
Warranty5 years
HeatsinkHeatsink edition available

Related guides

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

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Cite this page: Hardware Spec Index, “Mirenta SN-7490 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/20051433 (accessed 2026-10-20).