Hardware Spec Index

Caldera SN-7657 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN7657-PRIME · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index11,029 (SSDs scale)
Category rank#28,988
Street price$369
Power7 W (active)
Performance per dollar29.89
Released2023

Specifications

BrandCaldera
ModelCaldera SN-7657 Prime
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,100 MB/s
Sequential write4,600 MB/s
Random 4K read920K IOPS
NAND3D TLC, 238-layer
CacheDDR4 DRAM, 2 GB
Endurance1,200 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-7657 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/42398629 (accessed 2026-10-26).