Hardware Spec Index

Caldera SN-2431 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN2431-ULTRA · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index7,295 (SSDs scale)
Category rank#35,016
Street price$129
Power5 W (active)
Performance per dollar56.55
Released2019

Specifications

BrandCaldera
ModelCaldera SN-2431 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,400 MB/s
Sequential write2,200 MB/s
Random 4K read430K IOPS
NAND3D QLC, 176-layer
CacheDRAM-less (HMB)
Endurance360 TBW (0.33 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-2431 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/890559 (accessed 2026-10-22).