Hardware Spec Index

Novexa SN-7557 XT 1TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN7557-XT · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index4,793 (SSDs scale)
Category rank#5,212
Street price$49
Power6 W (active)
Performance per dollar97.82
Released2019

Specifications

BrandNovexa
ModelNovexa SN-7557 XT
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,800 MB/s
Sequential write2,200 MB/s
Random 4K read430K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (HMB)
Endurance200 TBW (0.18 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, “Novexa SN-7557 XT 1TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/5129262 (accessed 2026-10-20).