Hardware Spec Index

Mirenta SN-4491 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN4491-XT · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index6,431 (SSDs scale)
Category rank#29,526
Street price$99
Power6 W (active)
Performance per dollar64.96
Released2020

Specifications

BrandMirenta
ModelMirenta SN-4491 XT
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,300 MB/s
Sequential write4,500 MB/s
Random 4K read1,350K 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-4491 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/1662970 (accessed 2026-10-20).