Hardware Spec Index

Caldera SN-9647 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN9647-ULTRA · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index13,081 (SSDs scale)
Category rank#28,147
Street price$469
Power5 W (active)
Performance per dollar27.89
Released2021

Specifications

BrandCaldera
ModelCaldera SN-9647 Ultra
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,000 MB/s
Sequential write4,000 MB/s
Random 4K read960K IOPS
NAND3D TLC, 238-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
Caldera SN-1591 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD14,900$599Compare
Mirenta SN-6826 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD7,297$109Compare
Novexa SN-8486 XT 500GB SATA 2.5-inch SSD3,373$29Compare
Strivon SN-5877 Prime 500GB SATA 2.5-inch SSD3,693$29Compare
Novexa SN-5276 SE 8TB PCIe 4.0 NVMe M.2 2280 SSD12,368$449Compare
Altrix SN-1864 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD9,726$249Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-9647 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/72045412 (accessed 2026-10-19).