Hardware Spec Index

Caldera SN-2551 Core 1TB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN2551-CORE · Released 2025 · Updated 2026-10-27

Key facts

Benchmark index8,237 (SSDs scale)
Category rank#40,804
Street price$179
Power6 W (active)
Performance per dollar46.02
Released2025

Specifications

BrandCaldera
ModelCaldera SN-2551 Core
Capacity1 TB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,000 MB/s
Sequential write5,000 MB/s
Random 4K read880K IOPS
NAND3D TLC, 232-layer
CacheDRAM-less (HMB)
Endurance600 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-2551 Core 1TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/77795650 (accessed 2026-10-27).