Hardware Spec Index

Altrix CX-3845 Ultra 12-Core AM4 Desktop Processor

Processors · Altrix · SKU CX3845-ULTRA · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index32,701 (Processors scale)
Category rank#46,006
Street price$289
Power105 W (TDP)
Performance per dollar113.15
Released2020

Specifications

BrandAltrix
ModelAltrix CX-3845 Ultra
SocketAM4
Cores / threads12 cores / 24 threads
Base clock3.7 GHz
Max boost clock4.5 GHz
L3 cache128 MB (3D stacked)
Power105 W TDP (PPT 142 W)
Memory supportDDR4-3200, dual channel
CPU PCIe lanes24× PCIe 4.0 (20 usable)
Integrated graphicsNone (discrete GPU required)
Unlocked multiplierYes
Cooler includedNo

Related guides

CPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedAMD AM5 SocketIntel LGA1851 SocketIntel LGA1700 SocketNPUs and AI PCs

Similar Processors

ModelBenchmarkPriceCompare
Altrix CX-2846 Ultra 6-Core AM4 Desktop Processor20,407$109Compare
Nexora CX-4431 Pro 12-Core AM5 Desktop Processor35,381$349Compare
Veltrix CX-7079 Edge 16-Core AM5 Desktop Processor57,384$809Compare
Veltrix CX-6703 Pro 24-Core LGA1700 Desktop Processor58,052$729Compare
Altrix CX-8653 Prime 8-Core AM5 Desktop Processor23,866$149Compare
Veltrix CX-7507 Ultra 8-Core AM4 Desktop Processor28,917$189Compare

All Processors · JSON

Cite this page: Hardware Spec Index, “Altrix CX-3845 Ultra 12-Core AM4 Desktop Processor”, https://vextor7.com/item/6042886 (accessed 2026-10-20).