Hardware Spec Index

Caldera SN-1142 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1142-ULTRA · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index7,401 (SSDs scale)
Category rank#39,497
Street price$149
Power6 W (active)
Performance per dollar49.67
Released2020

Specifications

BrandCaldera
ModelCaldera SN-1142 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,000 MB/s
Sequential write6,800 MB/s
Random 4K read740K IOPS
NAND3D TLC, 238-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

Similar SSDs

ModelBenchmarkPriceCompare
Caldera SN-6692 Ultra 2TB PCIe 5.0 NVMe M.2 2280 SSD11,330$349Compare
Strivon SN-3930 Max 4TB PCIe 4.0 NVMe M.2 2280 SSD10,823$329Compare
Caldera SN-2034 XT 8TB PCIe 5.0 NVMe M.2 2280 SSD12,649$399Compare
Caldera SN-7514 XT 2TB PCIe 4.0 NVMe M.2 2230 SSD8,913$199Compare
Mirenta SN-5840 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD13,693$429Compare
Mirenta SN-5517 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD9,813$269Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1142 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/31662634 (accessed 2026-10-24).