Hardware Spec Index

Altrix CX-3961 Prime 20-Core LGA1851 Desktop Processor

Processors · Altrix · SKU CX3961-PRIME · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index50,741 (Processors scale)
Category rank#40,299
Street price$629
Power125 W (TDP)
Performance per dollar80.67
Released2026

Specifications

BrandAltrix
ModelAltrix CX-3961 Prime
SocketLGA1851
Cores / threads20 cores (8P + 12E) / 20 threads
Base clock3.0 GHz
Max boost clock5.4 GHz
L3 cache30 MB
Power125 W base / 250 W max turbo
Memory supportDDR5-6400, dual channel (CUDIMM supported)
CPU PCIe lanes20× PCIe 5.0 + 4× PCIe 4.0
Integrated graphicsNone (F model)
Unlocked multiplierNo
NPU13 TOPS
Cooler includedNo

Related guides

Intel LGA1851 SocketCPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedDDR5 Memory ExplainedPCIe 5.0 ExplainedIntel 800 Series Chipsets

Similar Processors

ModelBenchmarkPriceCompare
Nexora CX-8167 Edge 6-Core AM4 Desktop Processor30,238$249Compare
Nexora CX-8341 SE 12-Core AM4 Desktop Processor40,661$419Compare
Nexora CX-2520 Core 8-Core AM5 Desktop Processor32,674$289Compare
Nexora CX-7613 Prime 24-Core LGA1851 Desktop Processor43,935$499Compare
Altrix CX-8855 Edge 8-Core AM4 Desktop Processor14,018$69Compare
Nexora CX-9282 Core 8-Core AM5 Desktop Processor36,175$339Compare

All Processors · JSON

Cite this page: Hardware Spec Index, “Altrix CX-3961 Prime 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/176305 (accessed 2026-10-19).