Hardware Spec Index

Caldera SN-3942 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN3942-ULTRA · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index4,875 (SSDs scale)
Category rank#195
Street price$49
Power5 W (active)
Performance per dollar99.49
Released2019

Specifications

BrandCaldera
ModelCaldera SN-3942 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,400 MB/s
Sequential write1,900 MB/s
Random 4K read550K IOPS
NAND3D TLC, 238-layer
CacheDRAM-less (HMB)
Endurance600 TBW (0.55 DWPD)
Warranty3 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-5191 Plus 1TB PCIe 4.0 NVMe M.2 2230 SSD8,233$159Compare
Caldera SN-4785 Ti 4TB PCIe 4.0 NVMe M.2 2280 SSD13,188$429Compare
Novexa SN-3013 Core 500GB SATA 2.5-inch SSD3,460$29Compare
Novexa SN-3846 SE 500GB SATA 2.5-inch SSD4,439$49Compare
Novexa SN-3711 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD8,981$219Compare
Strivon SN-2578 Core 8TB PCIe 4.0 NVMe M.2 2280 SSD11,869$389Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-3942 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/615468 (accessed 2026-10-23).