Altrix CX-7891 Ultra 8-Core AM5 Desktop Processor
Processors · Altrix · SKU CX7891-ULTRA · Released 2025 · Updated 2026-10-21
Key facts
| Benchmark index | 21,299 (Processors scale) |
|---|---|
| Category rank | #37,790 |
| Street price | $139 |
| Power | 120 W (TDP) |
| Performance per dollar | 153.23 |
| Released | 2025 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix CX-7891 Ultra |
| Socket | AM5 |
| Cores / threads | 8 cores / 16 threads |
| Base clock | 4.5 GHz |
| Max boost clock | 4.9 GHz |
| L3 cache | 32 MB |
| Power | 120 W TDP (PPT 162 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 | No |
Related guides
AMD AM5 SocketCPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedDDR5 Memory ExplainedPCIe 5.0 ExplainedAMD AM5 Chipsets Compared
Similar Processors
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Altrix CX-1978 Ti 16-Core AM4 Desktop Processor | 41,000 | $399 | Compare |
| Nexora CX-8575 SE 8-Core AM5 Desktop Processor | 38,500 | $379 | Compare |
| Altrix CX-7423 Ultra 8-Core AM4 Desktop Processor | 43,000 | $459 | Compare |
| Veltrix CX-8825 Ultra 12-Core AM4 Desktop Processor | 40,683 | $379 | Compare |
| Veltrix CX-8070 Ti 16-Core AM4 Desktop Processor | 51,508 | $739 | Compare |
| Veltrix CX-2926 Ti 8-Core AM4 Desktop Processor | 42,879 | $439 | Compare |
Cite this page: Hardware Spec Index, “Altrix CX-7891 Ultra 8-Core AM5 Desktop Processor”, https://vextor7.com/item/8915657 (accessed 2026-10-21).