Hardware Spec Index

Altrix CX-5991 Ultra 8-Core AM5 Desktop Processor

Processors · Altrix · SKU CX5991-ULTRA · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index26,243 (Processors scale)
Category rank#39,503
Street price$149
Power65 W (TDP)
Performance per dollar176.13
Released2026

Specifications

BrandAltrix
ModelAltrix CX-5991 Ultra
SocketAM5
Cores / threads8 cores / 16 threads
Base clock3.8 GHz
Max boost clock5.0 GHz
L3 cache32 MB
Power65 W TDP (PPT 88 W)
Memory supportDDR5-5600, 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-5991 Ultra 8-Core AM5 Desktop Processor”, https://vextor7.com/item/3756142 (accessed 2026-10-20).