Hardware Spec Index

Novexa SN-5946 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN5946-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index9,340 (SSDs scale)
Category rank#36,090
Street price$229
Power7 W (active)
Performance per dollar40.79
Released2023

Specifications

BrandNovexa
ModelNovexa SN-5946 Ultra
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,300 MB/s
Sequential write4,200 MB/s
Random 4K read990K IOPS
NAND3D TLC, 232-layer
CacheDDR4 DRAM, 2 GB
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

Similar SSDs

ModelBenchmarkPriceCompare
Strivon SN-6051 Core 1TB PCIe 4.0 NVMe M.2 2230 SSD7,883$149Compare
Novexa SN-3333 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD8,274$159Compare
Caldera SN-5851 Max 1TB PCIe 3.0 NVMe M.2 2280 SSD6,755$99Compare
Novexa SN-5689 Plus 2TB PCIe 5.0 NVMe M.2 2280 SSD11,902$459Compare
Strivon SN-5682 Prime 8TB PCIe 5.0 NVMe M.2 2280 SSD11,868$369Compare
Caldera SN-4567 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD7,754$149Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Novexa SN-5946 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7399679 (accessed 2026-10-20).