Hardware Spec Index

Altrix CX-1903 Ultra 8-Core AM5 Desktop Processor

Processors · Altrix · SKU CX1903-ULTRA · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index39,560 (Processors scale)
Category rank#6,561
Street price$389
Power105 W (TDP)
Performance per dollar101.70
Released2026

Specifications

BrandAltrix
ModelAltrix CX-1903 Ultra
SocketAM5
Cores / threads8 cores / 16 threads
Base clock4.2 GHz
Max boost clock5.3 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
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, “Altrix CX-1903 Ultra 8-Core AM5 Desktop Processor”, https://vextor7.com/item/76525955 (accessed 2026-10-25).