Hardware Spec Index

Caldera SN-5447 XT 1TB SATA 2.5-inch SSD

SSDs · Caldera · SKU SN5447-XT · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index4,200 (SSDs scale)
Category rank#3,799
Street price$39
Power3 W (active)
Performance per dollar107.69
Released2024

Specifications

BrandCaldera
ModelCaldera SN-5447 XT
Capacity1 TB
Form factor2.5" SATA (7 mm)
InterfaceSATA 6 Gb/s (AHCI)
Sequential read550 MB/s
Sequential write520 MB/s
Random 4K read98K IOPS
NAND3D QLC, 238-layer
CacheDRAM-less (SLC cache)
Endurance240 TBW (0.22 DWPD)
Warranty3 years
HeatsinkNone

Related guides

SSD Endurance ExplainedDRAM vs DRAM-less SSDsNVMe SSDs ExplainedPCIe 4.0 vs PCIe 5.0M.2 SSD Sizes and Keys

Similar SSDs

ModelBenchmarkPriceCompare
Novexa SN-4376 XT 2TB PCIe 4.0 NVMe M.2 2280 SSD9,309$259Compare
Mirenta SN-4813 Ultra 500GB PCIe 4.0 NVMe M.2 2280 SSD6,076$89Compare
Mirenta SN-4328 Core 2TB PCIe 4.0 NVMe M.2 2280 SSD11,987$409Compare
Mirenta SN-8242 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD7,732$169Compare
Altrix SN-1533 Core 1TB SATA 2.5-inch SSD3,750$39Compare
Caldera SN-2986 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD10,833$369Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-5447 XT 1TB SATA 2.5-inch SSD”, https://vextor7.com/item/4254696 (accessed 2026-10-25).