Hardware Spec Index

Altrix CX-4281 Ultra 12-Core AM5 Desktop Processor

Processors · Altrix · SKU CX4281-ULTRA · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index31,487 (Processors scale)
Category rank#48,807
Street price$289
Power170 W (TDP)
Performance per dollar108.95
Released2026

Specifications

BrandAltrix
ModelAltrix CX-4281 Ultra
SocketAM5
Cores / threads12 cores / 24 threads
Base clock3.7 GHz
Max boost clock5.1 GHz
L3 cache64 MB
Power170 W TDP (PPT 230 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, “Altrix CX-4281 Ultra 12-Core AM5 Desktop Processor”, https://vextor7.com/item/19920101 (accessed 2026-10-20).