Hardware Spec Index

Mirenta SN-7640 XT 1TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN7640-XT · Released 2019 · Updated 2026-10-18

Key facts

Benchmark index5,914 (SSDs scale)
Category rank#19,009
Street price$69
Power6 W (active)
Performance per dollar85.71
Released2019

Specifications

BrandMirenta
ModelMirenta SN-7640 XT
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,800 MB/s
Sequential write2,600 MB/s
Random 4K read370K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance200 TBW (0.18 DWPD)
Warranty3 years
HeatsinkNone

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-7640 XT 1TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/467367 (accessed 2026-10-18).