Hardware Spec Index

Caldera SN-6405 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN6405-SE · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index9,795 (SSDs scale)
Category rank#31,403
Street price$249
Power6 W (active)
Performance per dollar39.34
Released2025

Specifications

BrandCaldera
ModelCaldera SN-6405 SE
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,900 MB/s
Sequential write5,700 MB/s
Random 4K read1,170K IOPS
NAND3D TLC, 238-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
Novexa SN-4314 Prime 2TB PCIe 5.0 NVMe M.2 2280 SSD11,578$359Compare
Mirenta SN-7930 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD7,105$129Compare
Altrix SN-8286 Edge 4TB PCIe 5.0 NVMe M.2 2280 SSD11,157$329Compare
Altrix SN-1646 Edge 4TB PCIe 3.0 NVMe M.2 2280 SSD11,613$379Compare
Novexa SN-6399 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD6,993$119Compare
Strivon SN-9921 Pro 500GB PCIe 4.0 NVMe M.2 2280 SSD4,814$49Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-6405 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/41670633 (accessed 2026-10-19).