Hardware Spec Index

Caldera SN-1515 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1515-XT · Released 2021 · Updated 2026-10-27

Key facts

Benchmark index10,287 (SSDs scale)
Category rank#36,327
Street price$249
Power5 W (active)
Performance per dollar41.31
Released2021

Specifications

BrandCaldera
ModelCaldera SN-1515 XT
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,900 MB/s
Sequential write5,300 MB/s
Random 4K read950K IOPS
NAND3D TLC, 176-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
Novexa SN-5426 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD6,220$89Compare
Strivon SN-9982 Ultra 1TB PCIe 3.0 NVMe M.2 2280 SSD7,518$149Compare
Altrix SN-2172 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD7,340$109Compare
Mirenta SN-9348 SE 4TB PCIe 4.0 NVMe M.2 2280 SSD14,004$529Compare
Altrix SN-1420 Pro 2TB PCIe 4.0 NVMe M.2 2280 SSD9,883$229Compare
Caldera SN-7097 Edge 1TB PCIe 4.0 NVMe M.2 2280 SSD8,403$189Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1515 XT 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/46437102 (accessed 2026-10-27).