Hardware Spec Index

Caldera SN-6403 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN6403-CORE · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index7,524 (SSDs scale)
Category rank#18,245
Street price$139
Power6 W (active)
Performance per dollar54.13
Released2025

Specifications

BrandCaldera
ModelCaldera SN-6403 Core
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,300 MB/s
Sequential write5,900 MB/s
Random 4K read1,210K IOPS
NAND3D TLC, 176-layer
CacheDRAM-less (HMB)
Endurance600 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-3663 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD4,762$59Compare
Caldera SN-7217 Plus 8TB PCIe 4.0 NVMe M.2 2280 SSD11,638$429Compare
Caldera SN-7822 Pro 500GB SATA 2.5-inch SSD3,850$39Compare
Mirenta SN-2588 Max 2TB PCIe 3.0 NVMe M.2 2280 SSD11,831$299Compare
Altrix SN-1089 Pro 4TB PCIe 4.0 NVMe M.2 2280 SSD11,536$299Compare
Mirenta SN-1807 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD7,140$139Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-6403 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/3692742 (accessed 2026-10-19).