Hardware Spec Index

Caldera SN-1048 Ultra 4TB PCIe 5.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1048-ULTRA · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index10,477 (SSDs scale)
Category rank#16,241
Street price$319
Power11 W (active)
Performance per dollar32.84
Released2026

Specifications

BrandCaldera
ModelCaldera SN-1048 Ultra
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 5.0 x4, NVMe 2.0
Sequential read11,100 MB/s
Sequential write9,700 MB/s
Random 4K read2,010K IOPS
NAND3D TLC, 238-layer
CacheLPDDR4 DRAM, 4 GB
Endurance2,400 TBW (0.33 DWPD)
Warranty5 years
HeatsinkIncluded (recommended for sustained loads)

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0

Similar SSDs

ModelBenchmarkPriceCompare
Novexa SN-2985 Edge 4TB PCIe 4.0 NVMe M.2 2280 SSD10,174$269Compare
Caldera SN-4021 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD8,615$149Compare
Caldera SN-6891 Max 2TB PCIe 4.0 NVMe M.2 2280 SSD8,106$189Compare
Altrix SN-6698 Edge 1TB SATA 2.5-inch SSD3,375$29Compare
Mirenta SN-1142 Pro 2TB PCIe 5.0 NVMe M.2 2280 SSD11,053$339Compare
Strivon SN-4697 Edge 500GB SATA 2.5-inch SSD3,566$29Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1048 Ultra 4TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/6160577 (accessed 2026-10-24).