Hardware Spec Index

Caldera SN-4320 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN4320-PRIME · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index5,342 (SSDs scale)
Category rank#5,850
Street price$59
Power5 W (active)
Performance per dollar90.54
Released2023

Specifications

BrandCaldera
ModelCaldera SN-4320 Prime
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,300 MB/s
Sequential write4,700 MB/s
Random 4K read750K IOPS
NAND3D QLC, 218-layer
CacheDRAM-less (HMB)
Endurance240 TBW (0.22 DWPD)
Warranty3 years
HeatsinkHeatsink edition available

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-4320 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/91053176 (accessed 2026-10-25).