Hardware Spec Index

Caldera SN-3646 XT 8TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN3646-XT · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index14,770 (SSDs scale)
Category rank#46,199
Street price$499
Power6 W (active)
Performance per dollar29.60
Released2019

Specifications

BrandCaldera
ModelCaldera SN-3646 XT
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,600 MB/s
Sequential write2,500 MB/s
Random 4K read600K 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-2916 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD12,925$539Compare
Altrix SN-9994 Max 8TB PCIe 5.0 NVMe M.2 2280 SSD11,980$359Compare
Mirenta SN-6097 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD10,028$269Compare
Mirenta SN-5354 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD9,883$249Compare
Mirenta SN-8497 Edge 1TB SATA 2.5-inch SSD3,583$39Compare
Mirenta SN-3588 Ultra 4TB PCIe 5.0 NVMe M.2 2280 SSD12,568$419Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-3646 XT 8TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/97053831 (accessed 2026-10-24).