Hardware Spec Index

Caldera SN-4637 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN4637-SE · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index4,942 (SSDs scale)
Category rank#40,488
Street price$59
Power7 W (active)
Performance per dollar83.76
Released2020

Specifications

BrandCaldera
ModelCaldera SN-4637 SE
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,600 MB/s
Sequential write5,300 MB/s
Random 4K read800K IOPS
NAND3D TLC, 176-layer
CacheDRAM-less (HMB)
Endurance600 TBW (0.55 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

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Cite this page: Hardware Spec Index, “Caldera SN-4637 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/11113538 (accessed 2026-10-20).