Hardware Spec Index

Nexora CX-3991 Plus 12-Core AM5 Desktop Processor

Processors · Nexora · SKU CX3991-PLUS · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index49,437 (Processors scale)
Category rank#20,516
Street price$709
Power120 W (TDP)
Performance per dollar69.73
Released2026

Specifications

BrandNexora
ModelNexora CX-3991 Plus
SocketAM5
Cores / threads12 cores / 24 threads
Base clock4.0 GHz
Max boost clock5.5 GHz
L3 cache128 MB (3D stacked)
Power120 W TDP (PPT 162 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-3991 Plus 12-Core AM5 Desktop Processor”, https://vextor7.com/item/5776488 (accessed 2026-10-19).