Hardware Spec Index

Nexora CX-4643 Plus 8-Core AM5 Desktop Processor

Processors · Nexora · SKU CX4643-PLUS · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index49,828 (Processors scale)
Category rank#19,108
Street price$599
Power105 W (TDP)
Performance per dollar83.19
Released2025

Specifications

BrandNexora
ModelNexora CX-4643 Plus
SocketAM5
Cores / threads8 cores / 16 threads
Base clock4.5 GHz
Max boost clock5.5 GHz
L3 cache32 MB
Power105 W TDP (PPT 142 W)
Memory supportDDR5-5600, dual channel (EXPO)
CPU PCIe lanes28× PCIe 5.0 (24 usable)
Integrated graphicsIntegrated graphics (2 CU)
Unlocked multiplierYes
NPU16 TOPS
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, “Nexora CX-4643 Plus 8-Core AM5 Desktop Processor”, https://vextor7.com/item/1295236 (accessed 2026-10-26).