Hardware Spec Index

Caldera SN-4000 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN4000-ULTRA · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index5,814 (SSDs scale)
Category rank#10,345
Street price$79
Power8 W (active)
Performance per dollar73.59
Released2020

Specifications

BrandCaldera
ModelCaldera SN-4000 Ultra
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,800 MB/s
Sequential write5,200 MB/s
Random 4K read1,140K IOPS
NAND3D QLC, 176-layer
CacheDRAM-less (HMB)
Endurance200 TBW (0.18 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
Novexa SN-5342 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD8,820$179Compare
Mirenta SN-1393 Edge 8TB PCIe 3.0 NVMe M.2 2280 SSD13,938$539Compare
Novexa SN-2171 Core 500GB SATA 2.5-inch SSD3,517$39Compare
Caldera SN-6880 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD6,184$89Compare
Strivon SN-8922 Core 8TB PCIe 5.0 NVMe M.2 2280 SSD14,214$599Compare
Mirenta SN-5945 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD12,905$439Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-4000 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/3069686 (accessed 2026-10-20).