Hardware Spec Index

Caldera SN-6321 Pro 500GB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN6321-PRO · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index4,809 (SSDs scale)
Category rank#44,489
Street price$59
Power5 W (active)
Performance per dollar81.51
Released2025

Specifications

BrandCaldera
ModelCaldera SN-6321 Pro
Capacity500 GB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,100 MB/s
Sequential write4,400 MB/s
Random 4K read1,290K IOPS
NAND3D TLC, 232-layer
CacheDRAM-less (HMB)
Endurance300 TBW (0.55 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-6321 Pro 500GB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4483669 (accessed 2026-10-21).