Hardware Spec Index

Caldera SN-5639 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN5639-SE · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index8,457 (SSDs scale)
Category rank#38,435
Street price$179
Power7 W (active)
Performance per dollar47.25
Released2023

Specifications

BrandCaldera
ModelCaldera SN-5639 SE
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,000 MB/s
Sequential write3,900 MB/s
Random 4K read1,110K IOPS
NAND3D TLC, 232-layer
CacheDRAM-less (HMB)
Endurance600 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, “Caldera SN-5639 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/9735216 (accessed 2026-10-21).