Hardware Spec Index

Caldera SN-1668 XT 2TB PCIe 4.0 NVMe M.2 2230 SSD

SSDs · Caldera · SKU SN1668-XT · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index6,852 (SSDs scale)
Category rank#21,868
Street price$109
Power7 W (active)
Performance per dollar62.86
Released2024

Specifications

BrandCaldera
ModelCaldera SN-1668 XT
Capacity2 TB
Form factorM.2 2230
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,100 MB/s
Sequential write5,500 MB/s
Random 4K read920K IOPS
NAND3D TLC, 232-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-1668 XT 2TB PCIe 4.0 NVMe M.2 2230 SSD”, https://vextor7.com/item/3076697 (accessed 2026-10-21).