Hardware Spec Index

Caldera SN-1954 Pro 1TB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN1954-PRO · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index6,762 (SSDs scale)
Category rank#6,622
Street price$129
Power5 W (active)
Performance per dollar52.42
Released2022

Specifications

BrandCaldera
ModelCaldera SN-1954 Pro
Capacity1 TB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,800 MB/s
Sequential write4,900 MB/s
Random 4K read1,300K IOPS
NAND3D QLC, 176-layer
CacheDRAM-less (HMB)
Endurance240 TBW (0.22 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-1954 Pro 1TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/21822566 (accessed 2026-10-25).