Hardware Spec Index

Altrix CX-4258 XT 12-Core AM5 Desktop Processor

Processors · Altrix · SKU CX4258-XT · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index35,649 (Processors scale)
Category rank#5,965
Street price$349
Power170 W (TDP)
Performance per dollar102.15
Released2026

Specifications

BrandAltrix
ModelAltrix CX-4258 XT
SocketAM5
Cores / threads12 cores / 24 threads
Base clock3.8 GHz
Max boost clock5.2 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
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-4258 XT 12-Core AM5 Desktop Processor”, https://vextor7.com/item/95291747 (accessed 2026-10-25).