Hardware Spec Index

Caldera SN-8255 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN8255-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index8,004 (SSDs scale)
Category rank#25,373
Street price$169
Power5 W (active)
Performance per dollar47.36
Released2022

Specifications

BrandCaldera
ModelCaldera SN-8255 Ultra
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,100 MB/s
Sequential write4,600 MB/s
Random 4K read760K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
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

Similar SSDs

ModelBenchmarkPriceCompare
Altrix SN-7920 Edge 8TB PCIe 5.0 NVMe M.2 2280 SSD12,180$379Compare
Mirenta SN-2358 Ti 4TB PCIe 5.0 NVMe M.2 2280 SSD12,978$489Compare
Strivon SN-4890 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD12,066$479Compare
Mirenta SN-7154 Ti 1TB PCIe 4.0 NVMe M.2 2280 SSD6,010$89Compare
Novexa SN-8820 Pro 8TB PCIe 5.0 NVMe M.2 2280 SSD12,610$529Compare
Mirenta SN-9041 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD6,055$89Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-8255 Ultra 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7975397 (accessed 2026-10-19).