Hardware Spec Index

Caldera SN-2278 Ultra 2TB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN2278-ULTRA · Released 2026 · Updated 2026-10-23

Key facts

Benchmark index7,446 (SSDs scale)
Category rank#25,706
Street price$139
Power7 W (active)
Performance per dollar53.57
Released2026

Specifications

BrandCaldera
ModelCaldera SN-2278 Ultra
Capacity2 TB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,300 MB/s
Sequential write5,700 MB/s
Random 4K read730K IOPS
NAND3D QLC, 176-layer
CacheDRAM-less (HMB)
Endurance480 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-2278 Ultra 2TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/6728523 (accessed 2026-10-23).