Hardware Spec Index

Altrix CX-8643 Pro 12-Core AM5 Desktop Processor

Processors · Altrix · SKU CX8643-PRO · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index42,659 (Processors scale)
Category rank#47,835
Street price$459
Power170 W (TDP)
Performance per dollar92.94
Released2024

Specifications

BrandAltrix
ModelAltrix CX-8643 Pro
SocketAM5
Cores / threads12 cores / 24 threads
Base clock4.2 GHz
Max boost clock5.3 GHz
L3 cache128 MB (3D stacked)
Power170 W TDP (PPT 230 W)
Memory supportDDR5-5600, dual channel (EXPO)
CPU PCIe lanes28× PCIe 5.0 (24 usable)
Integrated graphicsIntegrated graphics (2 CU)
Unlocked multiplierYes
Cooler includedNo

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-8643 Pro 12-Core AM5 Desktop Processor”, https://vextor7.com/item/7477744 (accessed 2026-10-22).