Hardware Spec Index

Caldera SN-9490 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN9490-SE · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index11,793 (SSDs scale)
Category rank#280
Street price$329
Power5 W (active)
Performance per dollar35.84
Released2020

Specifications

BrandCaldera
ModelCaldera SN-9490 SE
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,200 MB/s
Sequential write4,500 MB/s
Random 4K read1,260K IOPS
NAND3D TLC, 232-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
Altrix SN-1134 Max 500GB SATA 2.5-inch SSD3,799$39Compare
Mirenta SN-1837 SE 8TB PCIe 5.0 NVMe M.2 2280 SSD11,895$339Compare
Altrix SN-3962 Max 1TB PCIe 3.0 NVMe M.2 2280 SSD6,420$79Compare
Caldera SN-2655 Prime 2TB PCIe 3.0 NVMe M.2 2280 SSD6,608$109Compare
Caldera SN-8410 Core 8TB PCIe 5.0 NVMe M.2 2280 SSD13,477$529Compare
Novexa SN-2077 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD8,598$199Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-9490 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/9754684 (accessed 2026-10-24).