Hardware Spec Index

Mirenta SN-4494 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN4494-ULTRA · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index13,566 (SSDs scale)
Category rank#390
Street price$479
Power5 W (active)
Performance per dollar28.32
Released2022

Specifications

BrandMirenta
ModelMirenta SN-4494 Ultra
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,800 MB/s
Sequential write6,200 MB/s
Random 4K read1,140K IOPS
NAND3D TLC, 218-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 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-4494 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/18942004 (accessed 2026-10-22).