Hardware Spec Index

Caldera SN-1905 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1905-XT · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index13,564 (SSDs scale)
Category rank#22,663
Street price$509
Power8 W (active)
Performance per dollar26.65
Released2025

Specifications

BrandCaldera
ModelCaldera SN-1905 XT
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 5.0 x4, NVMe 2.0
Sequential read10,700 MB/s
Sequential write8,900 MB/s
Random 4K read1,860K IOPS
NAND3D TLC, 218-layer
CacheLPDDR4 DRAM, 4 GB
Endurance2,400 TBW (0.33 DWPD)
Warranty5 years
HeatsinkIncluded (recommended for sustained loads)

Related guides

NVMe SSDs ExplainedM.2 SSD Sizes and KeysSSD Endurance ExplainedDRAM vs DRAM-less SSDsPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0

Similar SSDs

ModelBenchmarkPriceCompare
Strivon SN-2715 SE 1TB PCIe 4.0 NVMe M.2 2280 SSD6,424$99Compare
Strivon SN-4895 Plus 2TB PCIe 4.0 NVMe M.2 2280 SSD12,634$399Compare
Altrix SN-6057 Edge 4TB PCIe 5.0 NVMe M.2 2280 SSD13,147$529Compare
Caldera SN-5618 Core 1TB PCIe 4.0 NVMe M.2 2280 SSD5,948$79Compare
Novexa SN-9078 Ultra 4TB PCIe 4.0 NVMe M.2 2280 SSD11,306$369Compare
Caldera SN-5895 Plus 4TB PCIe 5.0 NVMe M.2 2280 SSD11,566$409Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1905 XT 4TB PCIe 5.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/32322366 (accessed 2026-10-23).