Hardware Spec Index

Caldera SN-1847 XT 4TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1847-XT · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index10,841 (SSDs scale)
Category rank#18,063
Street price$299
Power5 W (active)
Performance per dollar36.26
Released2019

Specifications

BrandCaldera
ModelCaldera SN-1847 XT
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read3,100 MB/s
Sequential write2,900 MB/s
Random 4K read470K IOPS
NAND3D TLC, 238-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 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-1847 XT 4TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/5259487 (accessed 2026-10-19).