Hardware Spec Index

Caldera SN-6256 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN6256-PLUS · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index6,693 (SSDs scale)
Category rank#44,079
Street price$99
Power7 W (active)
Performance per dollar67.61
Released2025

Specifications

BrandCaldera
ModelCaldera SN-6256 Plus
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read4,900 MB/s
Sequential write4,200 MB/s
Random 4K read1,180K IOPS
NAND3D QLC, 232-layer
CacheDRAM-less (HMB)
Endurance200 TBW (0.18 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-6256 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/807349 (accessed 2026-10-19).