Hardware Spec Index

Caldera SN-6656 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN6656-EDGE · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index8,269 (SSDs scale)
Category rank#8,058
Street price$179
Power6 W (active)
Performance per dollar46.20
Released2020

Specifications

BrandCaldera
ModelCaldera SN-6656 Edge
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,400 MB/s
Sequential write5,100 MB/s
Random 4K read940K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
Endurance1,200 TBW (0.33 DWPD)
Warranty5 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-6656 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/90121397 (accessed 2026-10-19).