Altrix CX-3991 Pro 6-Core AM5 Desktop Processor
Processors · Altrix · SKU CX3991-PRO · Released 2026 · Updated 2026-10-24
Key facts
| Benchmark index | 22,361 (Processors scale) |
|---|---|
| Category rank | #8,580 |
| Street price | $139 |
| Power | 105 W (TDP) |
| Performance per dollar | 160.87 |
| Released | 2026 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix CX-3991 Pro |
| Socket | AM5 |
| Cores / threads | 6 cores / 12 threads |
| Base clock | 3.6 GHz |
| Max boost clock | 4.9 GHz |
| L3 cache | 32 MB |
| Power | 105 W TDP (PPT 142 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 |
| Cooler included | No |
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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Cite this page: Hardware Spec Index, “Altrix CX-3991 Pro 6-Core AM5 Desktop Processor”, https://vextor7.com/item/5939747 (accessed 2026-10-24).