Hardware Spec Index

Caldera SN-1491 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN1491-PRIME · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index8,653 (SSDs scale)
Category rank#32,079
Street price$199
Power6 W (active)
Performance per dollar43.48
Released2025

Specifications

BrandCaldera
ModelCaldera SN-1491 Prime
Capacity2 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,100 MB/s
Sequential write4,700 MB/s
Random 4K read910K IOPS
NAND3D TLC, 232-layer
CacheDDR4 DRAM, 2 GB
Endurance1,200 TBW (0.33 DWPD)
Warranty5 years
HeatsinkHeatsink edition available

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-3470 Plus 4TB PCIe 4.0 NVMe M.2 2280 SSD12,885$549Compare
Caldera SN-9723 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD10,004$209Compare
Altrix SN-7799 Core 8TB PCIe 4.0 NVMe M.2 2280 SSD13,544$479Compare
Caldera SN-9514 Ti 2TB PCIe 4.0 NVMe M.2 2280 SSD10,259$249Compare
Strivon SN-8303 Plus 1TB PCIe 4.0 NVMe M.2 2280 SSD5,004$59Compare
Caldera SN-8363 Prime 1TB PCIe 4.0 NVMe M.2 2280 SSD9,464$249Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-1491 Prime 2TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/7624317 (accessed 2026-10-21).