Veltrix CX-3991 Prime 8-Core AM5 Desktop Processor
Processors · Veltrix · SKU CX3991-PRIME · Released 2025 · Updated 2026-10-24
Key facts
| Benchmark index | 14,107 (Processors scale) |
|---|---|
| Category rank | #8,698 |
| Street price | $79 |
| Power | 65 W (TDP) |
| Performance per dollar | 178.57 |
| Released | 2025 |
Specifications
| Brand | Veltrix |
|---|---|
| Model | Veltrix CX-3991 Prime |
| Socket | AM5 |
| Cores / threads | 8 cores / 16 threads |
| Base clock | 4.4 GHz |
| Max boost clock | 4.7 GHz |
| L3 cache | 32 MB |
| Power | 65 W TDP (PPT 88 W) |
| Memory support | DDR5-5600, dual channel (EXPO) |
| CPU PCIe lanes | 28× PCIe 5.0 (24 usable) |
| Integrated graphics | Integrated graphics (2 CU) |
| Unlocked multiplier | Yes |
| NPU | 16 TOPS |
| Cooler included | Yes (stock air cooler) |
Related guides
AMD AM5 SocketCPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedDDR5 Memory ExplainedPCIe 5.0 ExplainedAMD AM5 Chipsets Compared
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|---|---|---|---|
| Nexora CX-7227 Ti 12-Core AM5 Desktop Processor | 47,654 | $609 | Compare |
| Nexora CX-2185 Ti 6-Core AM5 Desktop Processor | 24,675 | $159 | Compare |
| Veltrix CX-1354 Pro 8-Core AM4 Desktop Processor | 49,703 | $539 | Compare |
| Nexora CX-8874 Edge 24-Core LGA1700 Desktop Processor | 53,116 | $709 | Compare |
| Altrix CX-9161 SE 10-Core LGA1700 Desktop Processor | 13,262 | $79 | Compare |
| Veltrix CX-5876 Pro 12-Core AM4 Desktop Processor | 56,848 | $699 | Compare |
Cite this page: Hardware Spec Index, “Veltrix CX-3991 Prime 8-Core AM5 Desktop Processor”, https://vextor7.com/item/33037764 (accessed 2026-10-24).