Hardware Spec Index

Mirenta SN-7638 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN7638-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index6,421 (SSDs scale)
Category rank#35,282
Street price$99
Power7 W (active)
Performance per dollar64.86
Released2025

Specifications

BrandMirenta
ModelMirenta SN-7638 Ultra
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,300 MB/s
Sequential write4,700 MB/s
Random 4K read1,400K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
Endurance1,200 TBW (0.33 DWPD)
Warranty5 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-7638 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/9105036 (accessed 2026-10-20).