Hardware Spec Index

Caldera SN-5257 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN5257-XT · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index6,127 (SSDs scale)
Category rank#39,850
Street price$99
Power5 W (active)
Performance per dollar61.89
Released2024

Specifications

BrandCaldera
ModelCaldera SN-5257 XT
Capacity1 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,100 MB/s
Sequential write5,100 MB/s
Random 4K read920K IOPS
NAND3D QLC, 238-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
Caldera SN-2722 Max 2TB PCIe 3.0 NVMe M.2 2280 SSD13,877$519Compare
Altrix SN-7378 Core 2TB PCIe 5.0 NVMe M.2 2280 SSD10,705$289Compare
Strivon SN-2094 XT 500GB SATA 2.5-inch SSD3,421$29Compare
Mirenta SN-2938 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD6,133$89Compare
Caldera SN-2013 Ti 8TB PCIe 5.0 NVMe M.2 2280 SSD12,532$459Compare
Altrix SN-5144 Pro 1TB PCIe 4.0 NVMe M.2 2280 SSD5,192$69Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-5257 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/19348205 (accessed 2026-10-24).