Hardware Spec Index

Caldera SN-1046 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1046-XT · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index6,750 (SSDs scale)
Category rank#3,537
Street price$99
Power5 W (active)
Performance per dollar68.18
Released2021

Specifications

BrandCaldera
ModelCaldera SN-1046 XT
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read4,800 MB/s
Sequential write3,500 MB/s
Random 4K read910K 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-1046 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/62942663 (accessed 2026-10-25).