Hardware Spec Index

Caldera SN-2639 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN2639-PRO · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index5,712 (SSDs scale)
Category rank#7,485
Street price$89
Power5 W (active)
Performance per dollar64.18
Released2022

Specifications

BrandCaldera
ModelCaldera SN-2639 Pro
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,800 MB/s
Sequential write5,700 MB/s
Random 4K read720K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance360 TBW (0.33 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

Similar SSDs

ModelBenchmarkPriceCompare
Altrix SN-8771 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD13,626$569Compare
Altrix SN-6865 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD14,244$549Compare
Novexa SN-9162 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD11,987$309Compare
Novexa SN-2449 Pro 4TB PCIe 5.0 NVMe M.2 2280 SSD10,726$359Compare
Altrix SN-9771 Ti 500GB PCIe 4.0 NVMe M.2 2280 SSD4,484$49Compare
Strivon SN-8148 Ti 1TB PCIe 3.0 NVMe M.2 2280 SSD6,095$79Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-2639 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/18051007 (accessed 2026-10-19).