Hardware Spec Index

Caldera SN-1148 XT 1TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1148-XT · Released 2019 · Updated 2026-10-18

Key facts

Benchmark index8,385 (SSDs scale)
Category rank#5,044
Street price$169
Power4 W (active)
Performance per dollar49.62
Released2019

Specifications

BrandCaldera
ModelCaldera SN-1148 XT
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,400 MB/s
Sequential write2,300 MB/s
Random 4K read570K IOPS
NAND3D TLC, 176-layer
CacheDRAM-less (HMB)
Endurance600 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-1148 XT 1TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/18836734 (accessed 2026-10-18).