Hardware Spec Index

Novexa SN-4503 Ultra 2TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN4503-ULTRA · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index7,913 (SSDs scale)
Category rank#42,481
Street price$149
Power5 W (active)
Performance per dollar53.11
Released2019

Specifications

BrandNovexa
ModelNovexa SN-4503 Ultra
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read3,100 MB/s
Sequential write3,000 MB/s
Random 4K read600K IOPS
NAND3D TLC, 218-layer
CacheDRAM-less (HMB)
Endurance1,200 TBW (0.33 DWPD)
Warranty5 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-4503 Ultra 2TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/5324136 (accessed 2026-10-19).