Hardware Spec Index

Altrix CX-9866 Plus 8-Core AM5 Desktop Processor

Processors · Altrix · SKU CX9866-PLUS · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index39,045 (Processors scale)
Category rank#5,282
Street price$339
Power65 W (TDP)
Performance per dollar115.18
Released2022

Specifications

BrandAltrix
ModelAltrix CX-9866 Plus
SocketAM5
Cores / threads8 cores / 16 threads
Base clock4.4 GHz
Max boost clock5.2 GHz
L3 cache96 MB (3D stacked)
Power65 W TDP (PPT 88 W)
Memory supportDDR5-5200, dual channel (EXPO)
CPU PCIe lanes28× PCIe 5.0 (24 usable)
Integrated graphicsIntegrated graphics (2 CU)
Unlocked multiplierYes
Cooler includedYes (stock air cooler)

Related guides

AMD AM5 SocketCPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedDDR5 Memory ExplainedPCIe 5.0 ExplainedAMD AM5 Chipsets Compared

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Cite this page: Hardware Spec Index, “Altrix CX-9866 Plus 8-Core AM5 Desktop Processor”, https://vextor7.com/item/6138877 (accessed 2026-10-20).