Hardware Spec Index

Caldera SN-7958 Plus 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN7958-PLUS · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index5,900 (SSDs scale)
Category rank#17,921
Street price$89
Power7 W (active)
Performance per dollar66.29
Released2025

Specifications

BrandCaldera
ModelCaldera SN-7958 Plus
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,200 MB/s
Sequential write2,900 MB/s
Random 4K read800K IOPS
NAND3D TLC, 218-layer
CacheDRAM-less (HMB)
Endurance300 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-7958 Plus 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/8896542 (accessed 2026-10-25).