Hardware Spec Index

Caldera SN-2138 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN2138-XT · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index10,706 (SSDs scale)
Category rank#45,460
Street price$279
Power8 W (active)
Performance per dollar38.37
Released2020

Specifications

BrandCaldera
ModelCaldera SN-2138 XT
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,300 MB/s
Sequential write5,100 MB/s
Random 4K read1,300K IOPS
NAND3D TLC, 232-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-7725 Core 8TB PCIe 4.0 NVMe M.2 2280 SSD11,418$419Compare
Mirenta SN-6033 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD10,289$289Compare
Strivon SN-1540 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD6,410$89Compare
Caldera SN-3735 Ultra 8TB PCIe 4.0 NVMe M.2 2280 SSD14,382$499Compare
Strivon SN-5672 Edge 8TB PCIe 4.0 NVMe M.2 2280 SSD14,212$489Compare
Novexa SN-4055 XT 1TB PCIe 4.0 NVMe M.2 2280 SSD7,899$149Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-2138 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/4435902 (accessed 2026-10-19).