Hardware Spec Index

Altrix CX-9421 Ultra 24-Core LGA1851 Desktop Processor

Processors · Altrix · SKU CX9421-ULTRA · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index53,587 (Processors scale)
Category rank#24,907
Street price$809
Power125 W (TDP)
Performance per dollar66.24
Released2025

Specifications

BrandAltrix
ModelAltrix CX-9421 Ultra
SocketLGA1851
Cores / threads24 cores (8P + 16E) / 24 threads
Base clock3.1 GHz
Max boost clock5.6 GHz
L3 cache36 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 graphicsIntegrated graphics (4 cores)
Unlocked multiplierYes
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-4494 Prime 20-Core LGA1700 Desktop Processor24,432$149Compare
Nexora CX-6454 SE 20-Core LGA1700 Desktop Processor38,768$389Compare
Nexora CX-3120 Core 12-Core AM4 Desktop Processor39,064$449Compare
Altrix CX-6095 Ultra 20-Core LGA1700 Desktop Processor50,575$679Compare
Altrix CX-3705 Edge 10-Core LGA1851 Desktop Processor33,907$339Compare
Nexora CX-1764 Edge 16-Core AM4 Desktop Processor46,294$549Compare

All Processors · JSON

Cite this page: Hardware Spec Index, “Altrix CX-9421 Ultra 24-Core LGA1851 Desktop Processor”, https://vextor7.com/item/7680726 (accessed 2026-10-26).