Hardware Spec Index

Caldera SN-6291 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN6291-XT · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index13,084 (SSDs scale)
Category rank#19,549
Street price$379
Power9 W (active)
Performance per dollar34.52
Released2026

Specifications

BrandCaldera
ModelCaldera SN-6291 XT
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 5.0 x4, NVMe 2.0
Sequential read12,400 MB/s
Sequential write11,400 MB/s
Random 4K read1,770K IOPS
NAND3D TLC, 176-layer
CacheLPDDR4 DRAM, 8 GB
Endurance4,800 TBW (0.33 DWPD)
Warranty5 years
HeatsinkIncluded (recommended for sustained loads)

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0

Similar SSDs

ModelBenchmarkPriceCompare
Altrix SN-1070 Prime 8TB PCIe 4.0 NVMe M.2 2280 SSD14,118$529Compare
Strivon SN-5965 SE 8TB PCIe 5.0 NVMe M.2 2280 SSD12,288$389Compare
Altrix SN-4140 Edge 4TB PCIe 4.0 NVMe M.2 2280 SSD14,152$499Compare
Caldera SN-2007 SE 500GB SATA 2.5-inch SSD3,917$39Compare
Caldera SN-6511 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD5,429$59Compare
Caldera SN-4423 SE 2TB PCIe 3.0 NVMe M.2 2280 SSD8,679$179Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-6291 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/905013 (accessed 2026-10-19).