Hardware Spec Index

Novexa SN-6640 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Novexa · SKU SN6640-ULTRA · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index6,403 (SSDs scale)
Category rank#21,699
Street price$99
Power5 W (active)
Performance per dollar64.68
Released2019

Specifications

BrandNovexa
ModelNovexa SN-6640 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,100 MB/s
Sequential write1,800 MB/s
Random 4K read440K 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

Similar SSDs

ModelBenchmarkPriceCompare
Strivon SN-5229 Core 4TB PCIe 3.0 NVMe M.2 2280 SSD11,825$379Compare
Caldera SN-1365 XT 500GB SATA 2.5-inch SSD3,195$29Compare
Strivon SN-5322 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD5,825$79Compare
Caldera SN-6456 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD8,054$169Compare
Altrix SN-9364 SE 4TB PCIe 5.0 NVMe M.2 2280 SSD13,791$529Compare
Caldera SN-1513 Pro 4TB PCIe 4.0 NVMe M.2 2280 SSD10,807$309Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Novexa SN-6640 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/6320401 (accessed 2026-10-26).