Hardware Spec Index

Caldera SN-7440 Core 4TB PCIe 5.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN7440-CORE · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index10,163 (SSDs scale)
Category rank#26,110
Street price$319
Power10 W (active)
Performance per dollar31.86
Released2024

Specifications

BrandCaldera
ModelCaldera SN-7440 Core
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 5.0 x4, NVMe 2.0
Sequential read14,300 MB/s
Sequential write10,400 MB/s
Random 4K read2,670K IOPS
NAND3D TLC, 218-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
Altrix SN-8094 Core 4TB PCIe 4.0 NVMe M.2 2280 SSD13,738$599Compare
Altrix SN-1130 Pro 8TB PCIe 4.0 NVMe M.2 2280 SSD14,353$519Compare
Caldera SN-8812 SE 2TB PCIe 4.0 NVMe M.2 2280 SSD9,936$229Compare
Novexa SN-2362 Max 8TB PCIe 3.0 NVMe M.2 2280 SSD14,900$599Compare
Altrix SN-9708 Plus 8TB PCIe 5.0 NVMe M.2 2280 SSD12,875$489Compare
Caldera SN-2257 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD5,451$69Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-7440 Core 4TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/46437858 (accessed 2026-10-26).