Hardware Spec Index

Caldera SN-7637 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN7637-PRIME · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index5,117 (SSDs scale)
Category rank#47,320
Street price$69
Power8 W (active)
Performance per dollar74.16
Released2024

Specifications

BrandCaldera
ModelCaldera SN-7637 Prime
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,400 MB/s
Sequential write5,600 MB/s
Random 4K read930K 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

Similar SSDs

ModelBenchmarkPriceCompare
Altrix SN-8091 XT 500GB SATA 2.5-inch SSD4,176$39Compare
Caldera SN-3519 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD6,370$119Compare
Altrix SN-3781 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD10,432$299Compare
Caldera SN-8270 Core 2TB PCIe 3.0 NVMe M.2 2280 SSD7,484$119Compare
Caldera SN-7105 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD8,788$209Compare
Novexa SN-1324 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD8,443$209Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-7637 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/20170568 (accessed 2026-10-20).