Hardware Spec Index

Caldera SN-6425 Ultra 2TB PCIe 5.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN6425-ULTRA · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index11,967 (SSDs scale)
Category rank#28,471
Street price$419
Power10 W (active)
Performance per dollar28.56
Released2026

Specifications

BrandCaldera
ModelCaldera SN-6425 Ultra
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 5.0 x4, NVMe 2.0
Sequential read10,700 MB/s
Sequential write8,600 MB/s
Random 4K read2,540K IOPS
NAND3D TLC, 176-layer
CacheLPDDR4 DRAM, 2 GB
Endurance1,200 TBW (0.33 DWPD)
Warranty5 years
HeatsinkIncluded (recommended for sustained loads)

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0

Similar SSDs

ModelBenchmarkPriceCompare
Novexa SN-6701 Prime 4TB PCIe 5.0 NVMe M.2 2280 SSD14,900$519Compare
Altrix SN-8972 Plus 500GB SATA 2.5-inch SSD3,263$39Compare
Caldera SN-7229 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD14,245$499Compare
Caldera SN-4186 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD9,541$199Compare
Caldera SN-9914 Prime 500GB PCIe 4.0 NVMe M.2 2280 SSD5,429$59Compare
Novexa SN-4878 Pro 500GB PCIe 4.0 NVMe M.2 2280 SSD6,461$99Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-6425 Ultra 2TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/46357590 (accessed 2026-10-19).