Hardware Spec Index

Caldera SN-9551 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN9551-PRO · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index7,539 (SSDs scale)
Category rank#20,612
Street price$129
Power7 W (active)
Performance per dollar58.44
Released2026

Specifications

BrandCaldera
ModelCaldera SN-9551 Pro
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,400 MB/s
Sequential write5,600 MB/s
Random 4K read1,320K IOPS
NAND3D QLC, 232-layer
CacheDRAM-less (HMB)
Endurance480 TBW (0.22 DWPD)
Warranty3 years
HeatsinkHeatsink edition available

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-9551 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/32946432 (accessed 2026-10-20).