Hardware Spec Index

Altrix CX-3854 Ultra 8-Core AM5 Desktop Processor

Processors · Altrix · SKU CX3854-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index22,871 (Processors scale)
Category rank#41,039
Street price$149
Power65 W (TDP)
Performance per dollar153.50
Released2025

Specifications

BrandAltrix
ModelAltrix CX-3854 Ultra
SocketAM5
Cores / threads8 cores / 16 threads
Base clock4.5 GHz
Max boost clock4.9 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
NPU16 TOPS
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-3854 Ultra 8-Core AM5 Desktop Processor”, https://vextor7.com/item/85709332 (accessed 2026-10-22).