Hardware Spec Index

Caldera SN-1928 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1928-ULTRA · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index11,709 (SSDs scale)
Category rank#37,197
Street price$389
Power6 W (active)
Performance per dollar30.10
Released2020

Specifications

BrandCaldera
ModelCaldera SN-1928 Ultra
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,100 MB/s
Sequential write6,300 MB/s
Random 4K read1,070K 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
Novexa SN-4339 Ultra 8TB PCIe 5.0 NVMe M.2 2280 SSD14,353$529Compare
Strivon SN-3829 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD14,078$549Compare
Caldera SN-6183 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD10,274$289Compare
Altrix SN-5018 XT 500GB PCIe 4.0 NVMe M.2 2280 SSD6,448$89Compare
Mirenta SN-1885 Ti 2TB PCIe 3.0 NVMe M.2 2280 SSD11,720$379Compare
Caldera SN-7772 Pro 500GB PCIe 4.0 NVMe M.2 2280 SSD4,479$49Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1928 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/885265 (accessed 2026-10-19).