Hardware Spec Index

Mirenta SN-7840 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN7840-ULTRA · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index12,918 (SSDs scale)
Category rank#17,413
Street price$529
Power5 W (active)
Performance per dollar24.42
Released2020

Specifications

BrandMirenta
ModelMirenta SN-7840 Ultra
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,300 MB/s
Sequential write4,400 MB/s
Random 4K read840K IOPS
NAND3D TLC, 232-layer
CacheDDR4 DRAM, 8 GB
Endurance4,800 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-7840 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/6852934 (accessed 2026-10-23).