Hardware Spec Index

Caldera SN-2456 Prime 4TB PCIe 4.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN2456-PRIME · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index12,515 (SSDs scale)
Category rank#45,500
Street price$409
Power5 W (active)
Performance per dollar30.60
Released2023

Specifications

BrandCaldera
ModelCaldera SN-2456 Prime
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 4.0 x4, NVMe 2.0
Sequential read5,200 MB/s
Sequential write4,400 MB/s
Random 4K read1,070K IOPS
NAND3D TLC, 176-layer
CacheDDR4 DRAM, 4 GB
Endurance2,400 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
Strivon SN-9723 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD9,440$239Compare
Novexa SN-1126 XT 2TB PCIe 4.0 NVMe M.2 2230 SSD8,373$179Compare
Caldera SN-5469 Prime 4TB PCIe 5.0 NVMe M.2 2280 SSD10,977$389Compare
Mirenta SN-7401 Prime 8TB PCIe 5.0 NVMe M.2 2280 SSD13,141$479Compare
Strivon SN-9563 Edge 2TB PCIe 4.0 NVMe M.2 2280 SSD9,658$209Compare
Novexa SN-9203 Ti 1TB PCIe 4.0 NVMe M.2 2280 SSD6,761$129Compare

All SSDs · JSON

Cite this page: Hardware Spec Index, “Caldera SN-2456 Prime 4TB PCIe 4.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/69018988 (accessed 2026-10-23).