Altrix CX-2421 XT 20-Core LGA1851 Desktop Processor
Processors · Altrix · SKU CX2421-XT · Released 2025 · Updated 2026-10-19
Key facts
| Benchmark index | 31,155 (Processors scale) |
|---|---|
| Category rank | #46,023 |
| Street price | $239 |
| Power | 125 W (TDP) |
| Performance per dollar | 130.36 |
| Released | 2025 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix CX-2421 XT |
| Socket | LGA1851 |
| Cores / threads | 20 cores (8P + 12E) / 20 threads |
| Base clock | 2.4 GHz |
| Max boost clock | 5.0 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 | No |
| 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 |
|---|---|---|---|
| Veltrix CX-6717 XT 8-Core AM4 Desktop Processor | 28,488 | $189 | Compare |
| Veltrix CX-7693 SE 16-Core AM4 Desktop Processor | 57,462 | $789 | Compare |
| Altrix CX-9990 Pro 6-Core AM4 Desktop Processor | 15,796 | $79 | Compare |
| Altrix CX-5115 XT 6-Core AM5 Desktop Processor | 15,677 | $89 | Compare |
| Veltrix CX-3706 SE 20-Core LGA1851 Desktop Processor | 50,886 | $739 | Compare |
| Nexora CX-9753 Prime 8-Core AM4 Desktop Processor | 43,414 | $469 | Compare |
Cite this page: Hardware Spec Index, “Altrix CX-2421 XT 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/12547801 (accessed 2026-10-19).