Hardware Spec Index

Caldera SN-1975 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1975-ULTRA · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index5,703 (SSDs scale)
Category rank#27,879
Street price$89
Power6 W (active)
Performance per dollar64.08
Released2023

Specifications

BrandCaldera
ModelCaldera SN-1975 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,900 MB/s
Sequential write5,600 MB/s
Random 4K read1,280K IOPS
NAND3D QLC, 176-layer
CacheDRAM-less (HMB)
Endurance240 TBW (0.22 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
Altrix SN-3029 Edge 8TB PCIe 3.0 NVMe M.2 2280 SSD13,720$519Compare
Caldera SN-3973 Pro 500GB PCIe 3.0 NVMe M.2 2280 SSD6,601$79Compare
Novexa SN-3361 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD9,313$199Compare
Strivon SN-8619 Ultra 4TB PCIe 5.0 NVMe M.2 2280 SSD14,900$599Compare
Caldera SN-9108 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD6,575$99Compare
Strivon SN-1835 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD9,835$199Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1975 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/9945342 (accessed 2026-10-23).