Hardware Spec Index

Nexora CX-7643 Ultra 6-Core AM5 Desktop Processor

Processors · Nexora · SKU CX7643-ULTRA · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index31,802 (Processors scale)
Category rank#24,166
Street price$259
Power65 W (TDP)
Performance per dollar122.79
Released2023

Specifications

BrandNexora
ModelNexora CX-7643 Ultra
SocketAM5
Cores / threads6 cores / 12 threads
Base clock3.5 GHz
Max boost clock5.1 GHz
L3 cache32 MB
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, “Nexora CX-7643 Ultra 6-Core AM5 Desktop Processor”, https://vextor7.com/item/91310219 (accessed 2026-10-22).