Hardware Spec Index

Caldera SN-8155 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN8155-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index8,114 (SSDs scale)
Category rank#19,786
Street price$159
Power6 W (active)
Performance per dollar51.03
Released2024

Specifications

BrandCaldera
ModelCaldera SN-8155 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,500 MB/s
Sequential write5,400 MB/s
Random 4K read1,250K IOPS
NAND3D TLC, 218-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-8155 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/3944787 (accessed 2026-10-19).