Hardware Spec Index

Caldera SN-7942 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN7942-PLUS · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index12,153 (SSDs scale)
Category rank#45,380
Street price$389
Power7 W (active)
Performance per dollar31.24
Released2023

Specifications

BrandCaldera
ModelCaldera SN-7942 Plus
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,200 MB/s
Sequential write5,400 MB/s
Random 4K read790K IOPS
NAND3D TLC, 232-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

Similar SSDs

ModelBenchmarkPriceCompare
Caldera SN-2814 Core 500GB PCIe 4.0 NVMe M.2 2280 SSD4,779$59Compare
Altrix SN-5429 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD5,054$59Compare
Caldera SN-8355 Plus 8TB PCIe 5.0 NVMe M.2 2280 SSD13,284$489Compare
Novexa SN-7434 Pro 8TB PCIe 5.0 NVMe M.2 2280 SSD11,667$299Compare
Altrix SN-1674 Ti 8TB PCIe 5.0 NVMe M.2 2280 SSD13,966$479Compare
Altrix SN-8942 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD8,580$189Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-7942 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/980758 (accessed 2026-10-19).