Hardware Spec Index

Caldera SN-6791 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN6791-XT · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index13,336 (SSDs scale)
Category rank#26,750
Street price$539
Power7 W (active)
Performance per dollar24.74
Released2023

Specifications

BrandCaldera
ModelCaldera SN-6791 XT
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,800 MB/s
Sequential write5,600 MB/s
Random 4K read740K IOPS
NAND3D TLC, 218-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 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

Similar SSDs

ModelBenchmarkPriceCompare
Strivon SN-9015 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD14,398$599Compare
Caldera SN-4278 Ultra 2TB PCIe 3.0 NVMe M.2 2280 SSD7,061$119Compare
Caldera SN-4739 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD9,014$249Compare
Strivon SN-3173 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD8,896$199Compare
Altrix SN-1585 Edge 4TB PCIe 4.0 NVMe M.2 2280 SSD12,935$389Compare
Altrix SN-2437 Core 500GB PCIe 4.0 NVMe M.2 2280 SSD6,788$99Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-6791 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/80439890 (accessed 2026-10-22).