Hardware Spec Index

Caldera SN-2051 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN2051-ULTRA · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index11,007 (SSDs scale)
Category rank#35,456
Street price$279
Power6 W (active)
Performance per dollar39.45
Released2023

Specifications

BrandCaldera
ModelCaldera SN-2051 Ultra
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,200 MB/s
Sequential write6,600 MB/s
Random 4K read720K IOPS
NAND3D TLC, 232-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 TBW (0.33 DWPD)
Warranty5 years
HeatsinkHeatsink edition available

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
Caldera SN-6474 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD5,219$49Compare
Altrix SN-1817 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD12,895$449Compare
Strivon SN-5740 Core 4TB PCIe 5.0 NVMe M.2 2280 SSD11,249$349Compare
Altrix SN-5606 Ultra 2TB PCIe 3.0 NVMe M.2 2280 SSD7,893$179Compare
Strivon SN-7642 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD6,878$109Compare
Caldera SN-3696 Max 1TB PCIe 4.0 NVMe M.2 2280 SSD6,150$69Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-2051 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/21914027 (accessed 2026-10-25).