Hardware Spec Index

Veltrix CX-9643 Plus 20-Core LGA1851 Desktop Processor

Processors · Veltrix · SKU CX9643-PLUS · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index54,135 (Processors scale)
Category rank#9,359
Street price$689
Power125 W (TDP)
Performance per dollar78.57
Released2026

Specifications

BrandVeltrix
ModelVeltrix CX-9643 Plus
SocketLGA1851
Cores / threads20 cores (8P + 12E) / 20 threads
Base clock2.5 GHz
Max boost clock5.6 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 graphicsIntegrated graphics (4 cores)
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
Veltrix CX-7360 SE 16-Core AM4 Desktop Processor48,158$629Compare
Altrix CX-2708 Ti 14-Core LGA1851 Desktop Processor21,785$119Compare
Nexora CX-4967 Ultra 6-Core AM5 Desktop Processor26,251$179Compare
Nexora CX-9089 Max 8-Core AM4 Desktop Processor40,403$389Compare
Nexora CX-2222 Core 16-Core AM4 Desktop Processor51,974$659Compare
Veltrix CX-6978 Ultra 8-Core AM5 Desktop Processor38,446$439Compare

All Processors · JSON

Cite this page: Hardware Spec Index, “Veltrix CX-9643 Plus 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/9877191 (accessed 2026-10-22).