Hardware Spec Index

Caldera SN-9557 Plus 2TB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN9557-PLUS · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index9,018 (SSDs scale)
Category rank#34,572
Street price$239
Power6 W (active)
Performance per dollar37.73
Released2026

Specifications

BrandCaldera
ModelCaldera SN-9557 Plus
Capacity2 TB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,600 MB/s
Sequential write5,600 MB/s
Random 4K read1,210K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 2 GB
Endurance1,200 TBW (0.33 DWPD)
Warranty5 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-9557 Plus 2TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/1812909 (accessed 2026-10-20).