Altrix CX-5866 Prime 12-Core AM5 Desktop Processor
Processors · Altrix · SKU CX5866-PRIME · Released 2025 · Updated 2026-10-26
Key facts
| Benchmark index | 51,869 (Processors scale) |
|---|---|
| Category rank | #23,568 |
| Street price | $689 |
| Power | 170 W (TDP) |
| Performance per dollar | 75.28 |
| Released | 2025 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix CX-5866 Prime |
| Socket | AM5 |
| Cores / threads | 12 cores / 24 threads |
| Base clock | 4.5 GHz |
| Max boost clock | 5.6 GHz |
| L3 cache | 128 MB (3D stacked) |
| Power | 170 W TDP (PPT 230 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-5866 Prime 12-Core AM5 Desktop Processor”, https://vextor7.com/item/623529 (accessed 2026-10-26).