Altrix CX-1045 Ultra 20-Core LGA1851 Desktop Processor
Processors · Altrix · SKU CX1045-ULTRA · Released 2025 · Updated 2026-10-21
Key facts
| Benchmark index | 24,532 (Processors scale) |
|---|---|
| Category rank | #38,822 |
| Street price | $159 |
| Power | 125 W (TDP) |
| Performance per dollar | 154.29 |
| Released | 2025 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix CX-1045 Ultra |
| Socket | LGA1851 |
| Cores / threads | 20 cores (8P + 12E) / 20 threads |
| Base clock | 3.5 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
Similar Processors
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Nexora CX-9839 Plus 6-Core AM5 Desktop Processor | 20,741 | $119 | Compare |
| Altrix CX-9845 Core 24-Core LGA1851 Desktop Processor | 52,343 | $589 | Compare |
| Nexora CX-6869 XT 12-Core AM4 Desktop Processor | 58,246 | $769 | Compare |
| Veltrix CX-1711 XT 6-Core AM5 Desktop Processor | 29,077 | $249 | Compare |
| Veltrix CX-2976 Edge 20-Core LGA1851 Desktop Processor | 47,150 | $569 | Compare |
| Nexora CX-7019 Plus 8-Core AM4 Desktop Processor | 21,052 | $129 | Compare |
Cite this page: Hardware Spec Index, “Altrix CX-1045 Ultra 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/81672465 (accessed 2026-10-21).