Hardware Spec Index

Caldera SN-3447 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN3447-XT · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index12,990 (SSDs scale)
Category rank#21,417
Street price$449
Power7 W (active)
Performance per dollar28.93
Released2021

Specifications

BrandCaldera
ModelCaldera SN-3447 XT
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,100 MB/s
Sequential write6,300 MB/s
Random 4K read760K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 8 GB
Endurance4,800 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
Mirenta SN-2159 Edge 500GB SATA 2.5-inch SSD4,518$39Compare
Novexa SN-7499 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD14,242$499Compare
Novexa SN-1835 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD6,823$109Compare
Strivon SN-6737 SE 500GB PCIe 4.0 NVMe M.2 2280 SSD5,532$69Compare
Altrix SN-6985 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD11,459$389Compare
Strivon SN-3637 Pro 2TB PCIe 4.0 NVMe M.2 2230 SSD12,425$349Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-3447 XT 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/1908993 (accessed 2026-10-19).