Hardware Spec Index

Caldera SN-4578 Prime 4TB PCIe 3.0 NVMe M.2 2280 SSD

SSDs · Caldera · SKU SN4578-PRIME · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index12,671 (SSDs scale)
Category rank#23,588
Street price$349
Power6 W (active)
Performance per dollar36.31
Released2019

Specifications

BrandCaldera
ModelCaldera SN-4578 Prime
Capacity4 TB
Form factorM.2 2280
InterfacePCIe 3.0 x4, NVMe 1.4
Sequential read3,200 MB/s
Sequential write2,500 MB/s
Random 4K read480K IOPS
NAND3D TLC, 238-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

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Cite this page: Hardware Spec Index, “Caldera SN-4578 Prime 4TB PCIe 3.0 NVMe M.2 2280 SSD”, https://vextor7.com/item/82882263 (accessed 2026-10-23).