Hardware Spec Index

Caldera SN-7931 Prime 4TB PCIe 5.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN7931-PRIME · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index10,259 (SSDs scale)
Category rank#36,368
Street price$259
Power9 W (active)
Performance per dollar39.61
Released2026

Specifications

BrandCaldera
ModelCaldera SN-7931 Prime
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 5.0 x4, NVMe 2.0
Sequential read14,600 MB/s
Sequential write12,800 MB/s
Random 4K read2,570K IOPS
NAND3D TLC, 218-layer
CacheLPDDR4 DRAM, 4 GB
Endurance2,400 TBW (0.33 DWPD)
Warranty5 years
HeatsinkIncluded (recommended for sustained loads)

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0

Similar SSDs

ModelBenchmarkPriceCompare
Mirenta SN-1093 Prime 8TB PCIe 4.0 NVMe M.2 2280 SSD12,943$469Compare
Caldera SN-6904 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD11,472$339Compare
Caldera SN-9319 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD11,220$299Compare
Strivon SN-5257 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD6,687$99Compare
Altrix SN-7814 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD5,902$69Compare
Altrix SN-8417 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD6,519$109Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-7931 Prime 4TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/94881299 (accessed 2026-10-25).