Hardware Spec Index

Caldera SN-2731 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN2731-XT · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index14,900 (SSDs scale)
Category rank#9,210
Street price$599
Power5 W (active)
Performance per dollar24.87
Released2020

Specifications

BrandCaldera
ModelCaldera SN-2731 XT
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read7,000 MB/s
Sequential write5,700 MB/s
Random 4K read940K IOPS
NAND3D TLC, 218-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
Strivon SN-5179 Ultra 500GB SATA 2.5-inch SSD3,746$39Compare
Novexa SN-6640 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD6,580$99Compare
Altrix SN-1587 Max 8TB PCIe 5.0 NVMe M.2 2280 SSD11,747$339Compare
Caldera SN-5895 Max 1TB PCIe 4.0 NVMe M.2 2280 SSD9,565$219Compare
Novexa SN-5398 Ultra 1TB PCIe 4.0 NVMe M.2 2230 SSD7,358$129Compare
Altrix SN-1143 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD4,847$49Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-2731 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/17534944 (accessed 2026-10-19).