Altrix CX-9831 Ultra 20-Core LGA1851 Desktop Processor
Processors · Altrix · SKU CX9831-ULTRA · Released 2026 · Updated 2026-10-22
Key facts
| Benchmark index | 26,227 (Processors scale) |
|---|---|
| Category rank | #997 |
| Street price | $179 |
| Power | 125 W (TDP) |
| Performance per dollar | 146.52 |
| Released | 2026 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix CX-9831 Ultra |
| Socket | LGA1851 |
| Cores / threads | 20 cores (8P + 12E) / 20 threads |
| Base clock | 2.4 GHz |
| Max boost clock | 4.9 GHz |
| L3 cache | 30 MB |
| Power | 125 W base / 250 W max turbo |
| Memory support | DDR5-6400, dual channel (CUDIMM supported) |
| CPU PCIe lanes | 20× PCIe 5.0 + 4× PCIe 4.0 |
| Integrated graphics | Integrated graphics (4 cores) |
| Unlocked multiplier | Yes |
| NPU | 13 TOPS |
| Cooler included | No |
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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| Altrix CX-9522 Ultra 8-Core AM4 Desktop Processor | 30,671 | $259 | Compare |
| Nexora CX-1782 Plus 16-Core AM5 Desktop Processor | 59,600 | $759 | Compare |
| Altrix CX-6362 SE 10-Core LGA1851 Desktop Processor | 18,490 | $89 | Compare |
| Nexora CX-8012 XT 12-Core AM4 Desktop Processor | 57,331 | $819 | Compare |
| Nexora CX-1061 Pro 8-Core AM5 Desktop Processor | 20,249 | $129 | Compare |
| Altrix CX-9624 Edge 6-Core AM4 Desktop Processor | 12,931 | $69 | Compare |
Cite this page: Hardware Spec Index, “Altrix CX-9831 Ultra 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/7200825 (accessed 2026-10-22).