Hardware Spec Index

Caldera SN-1851 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1851-MAX · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index7,513 (SSDs scale)
Category rank#11,866
Street price$139
Power6 W (active)
Performance per dollar54.05
Released2020

Specifications

BrandCaldera
ModelCaldera SN-1851 Max
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,800 MB/s
Sequential write6,400 MB/s
Random 4K read1,120K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (HMB)
Endurance720 TBW (0.33 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-1851 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7264265 (accessed 2026-10-21).