Hardware Spec Index

Mirenta SN-4857 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Mirenta · SKU SN4857-ULTRA · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index8,169 (SSDs scale)
Category rank#14,844
Street price$169
Power6 W (active)
Performance per dollar48.34
Released2024

Specifications

BrandMirenta
ModelMirenta SN-4857 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,400 MB/s
Sequential write4,100 MB/s
Random 4K read1,180K IOPS
NAND3D TLC, 232-layer
CacheDRAM-less (HMB)
Endurance600 TBW (0.33 DWPD)
Warranty5 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-4857 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/14531503 (accessed 2026-10-21).