Hardware Spec Index

Mirenta SN-4990 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN4990-ULTRA · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index4,629 (SSDs scale)
Category rank#21,954
Street price$59
Power5 W (active)
Performance per dollar78.46
Released2026

Specifications

BrandMirenta
ModelMirenta SN-4990 Ultra
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,300 MB/s
Sequential write5,200 MB/s
Random 4K read1,050K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance180 TBW (0.33 DWPD)
Warranty3 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-4990 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/8568797 (accessed 2026-10-22).