Hardware Spec Index

Caldera SN-9944 Pro 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN9944-PRO · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index14,752 (SSDs scale)
Category rank#49,378
Street price$509
Power8 W (active)
Performance per dollar28.98
Released2021

Specifications

BrandCaldera
ModelCaldera SN-9944 Pro
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,900 MB/s
Sequential write5,500 MB/s
Random 4K read1,360K IOPS
NAND3D TLC, 238-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
Altrix SN-7728 Max 1TB SATA 2.5-inch SSD3,184$29Compare
Altrix SN-6278 Ti 4TB PCIe 5.0 NVMe M.2 2280 SSD12,712$429Compare
Altrix SN-8237 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD6,685$89Compare
Caldera SN-4233 Edge 2TB PCIe 3.0 NVMe M.2 2280 SSD10,486$299Compare
Novexa SN-9140 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD8,310$209Compare
Caldera SN-3706 Ultra 1TB PCIe 4.0 NVMe M.2 2280 SSD7,866$189Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-9944 Pro 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/705699 (accessed 2026-10-24).