Hardware Spec Index

Caldera SN-4742 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN4742-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index14,383 (SSDs scale)
Category rank#34,758
Street price$489
Power8 W (active)
Performance per dollar29.41
Released2022

Specifications

BrandCaldera
ModelCaldera SN-4742 Ultra
Capacity8 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,800 MB/s
Sequential write4,400 MB/s
Random 4K read920K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 8 GB
Endurance4,800 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
Strivon SN-2500 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD5,490$79Compare
Caldera SN-6736 Ti 500GB PCIe 4.0 NVMe M.2 2280 SSD5,625$79Compare
Caldera SN-5916 Max 500GB PCIe 4.0 NVMe M.2 2280 SSD6,380$89Compare
Mirenta SN-9690 Pro 1TB SATA 2.5-inch SSD3,972$39Compare
Strivon SN-9338 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD4,799$49Compare
Strivon SN-3422 Prime 4TB PCIe 4.0 NVMe M.2 2280 SSD12,503$359Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-4742 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7488397 (accessed 2026-10-19).