Hardware Spec Index

Caldera SN-1957 Ultra 4TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1957-ULTRA · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index10,144 (SSDs scale)
Category rank#31,876
Street price$299
Power5 W (active)
Performance per dollar33.93
Released2019

Specifications

BrandCaldera
ModelCaldera SN-1957 Ultra
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read2,100 MB/s
Sequential write1,800 MB/s
Random 4K read450K IOPS
NAND3D TLC, 218-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
Strivon SN-2906 Edge 2TB PCIe 3.0 NVMe M.2 2280 SSD10,391$259Compare
Caldera SN-4076 Ti 500GB SATA 2.5-inch SSD3,798$39Compare
Caldera SN-5125 Pro 500GB SATA 2.5-inch SSD4,263$49Compare
Mirenta SN-3910 Prime 500GB PCIe 4.0 NVMe M.2 2280 SSD4,690$49Compare
Strivon SN-1225 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD10,204$259Compare
Novexa SN-1385 Edge 500GB SATA 2.5-inch SSD3,373$29Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1957 Ultra 4TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/91788749 (accessed 2026-10-21).