Hardware Spec Index

Caldera SN-1545 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1545-ULTRA · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index6,754 (SSDs scale)
Category rank#26,111
Street price$129
Power7 W (active)
Performance per dollar52.36
Released2021

Specifications

BrandCaldera
ModelCaldera SN-1545 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read6,000 MB/s
Sequential write5,500 MB/s
Random 4K read850K IOPS
NAND3D TLC, 232-layer
CacheDRAM-less (HMB)
Endurance600 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
Altrix SN-2123 Edge 500GB SATA 2.5-inch SSD4,015$39Compare
Strivon SN-3739 XT 1TB SATA 2.5-inch SSD4,091$39Compare
Altrix SN-4719 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD6,660$89Compare
Mirenta SN-7165 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD8,812$209Compare
Novexa SN-3989 Max 1TB PCIe 4.0 NVMe M.2 2230 SSD8,374$169Compare
Novexa SN-9682 SE 500GB SATA 2.5-inch SSD3,723$39Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1545 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/99834846 (accessed 2026-10-25).