Hardware Spec Index

Caldera SN-4397 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN4397-PLUS · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index5,224 (SSDs scale)
Category rank#36,491
Street price$59
Power6 W (active)
Performance per dollar88.54
Released2026

Specifications

BrandCaldera
ModelCaldera SN-4397 Plus
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,200 MB/s
Sequential write4,400 MB/s
Random 4K read840K IOPS
NAND3D TLC, 218-layer
CacheDRAM-less (HMB)
Endurance600 TBW (0.55 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-4397 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7098043 (accessed 2026-10-19).