Hardware Spec Index

Altrix CX-8666 Prime 16-Core AM4 Desktop Processor

Processors · Altrix · SKU CX8666-PRIME · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index48,873 (Processors scale)
Category rank#16,106
Street price$639
Power105 W (TDP)
Performance per dollar76.48
Released2020

Specifications

BrandAltrix
ModelAltrix CX-8666 Prime
SocketAM4
Cores / threads16 cores / 32 threads
Base clock3.6 GHz
Max boost clock4.8 GHz
L3 cache64 MB
Power105 W TDP (PPT 142 W)
Memory supportDDR4-3200, dual channel
CPU PCIe lanes24× PCIe 4.0 (20 usable)
Integrated graphicsNone (discrete GPU required)
Unlocked multiplierYes
Cooler includedNo

Related guides

CPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedAMD AM5 SocketIntel LGA1851 SocketIntel LGA1700 SocketNPUs and AI PCs

Similar Processors

ModelBenchmarkPriceCompare
Altrix CX-5027 Core 10-Core LGA1851 Desktop Processor13,382$69Compare
Veltrix CX-3492 SE 12-Core AM4 Desktop Processor45,860$629Compare
Altrix CX-9185 Core 8-Core AM4 Desktop Processor13,237$69Compare
Nexora CX-8978 Plus 6-Core AM4 Desktop Processor26,602$149Compare
Nexora CX-2521 Plus 8-Core AM4 Desktop Processor43,956$459Compare
Veltrix CX-4803 Plus 6-Core AM4 Desktop Processor24,399$149Compare

All Processors · JSON

Cite this page: Hardware Spec Index, “Altrix CX-8666 Prime 16-Core AM4 Desktop Processor”, https://vextor7.com/item/91664570 (accessed 2026-10-23).