Hardware Spec Index

Caldera SN-6429 Ultra 1TB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN6429-ULTRA · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index5,657 (SSDs scale)
Category rank#10,666
Street price$79
Power6 W (active)
Performance per dollar71.61
Released2026

Specifications

BrandCaldera
ModelCaldera SN-6429 Ultra
Capacity1 TB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,200 MB/s
Sequential write6,400 MB/s
Random 4K read1,400K IOPS
NAND3D QLC, 232-layer
CacheDRAM-less (HMB)
Endurance360 TBW (0.33 DWPD)
Warranty3 years
HeatsinkNone

Related guides

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

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Cite this page: Hardware Spec Index, “Caldera SN-6429 Ultra 1TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/2343409 (accessed 2026-10-22).