Hardware Spec Index

Novexa SN-4994 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN4994-ULTRA · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index8,263 (SSDs scale)
Category rank#30,064
Street price$169
Power6 W (active)
Performance per dollar48.89
Released2020

Specifications

BrandNovexa
ModelNovexa SN-4994 Ultra
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,500 MB/s
Sequential write5,100 MB/s
Random 4K read1,280K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance480 TBW (0.22 DWPD)
Warranty3 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, “Novexa SN-4994 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/20105619 (accessed 2026-10-21).