Hardware Spec Index

Veltrix CX-3991 Plus 24-Core LGA1851 Desktop Processor

Processors · Veltrix · SKU CX3991-PLUS · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index53,791 (Processors scale)
Category rank#14,661
Street price$639
Power125 W (TDP)
Performance per dollar84.18
Released2024

Specifications

BrandVeltrix
ModelVeltrix CX-3991 Plus
SocketLGA1851
Cores / threads24 cores (8P + 16E) / 24 threads
Base clock2.7 GHz
Max boost clock5.5 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 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

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Cite this page: Hardware Spec Index, “Veltrix CX-3991 Plus 24-Core LGA1851 Desktop Processor”, https://vextor7.com/item/15529295 (accessed 2026-10-25).