Altrix CX-3649 XT 20-Core LGA1851 Desktop Processor
Processors · Altrix · SKU CX3649-XT · Released 2026 · Updated 2026-10-19
Key facts
| Benchmark index | 42,746 (Processors scale) |
|---|---|
| Category rank | #17,255 |
| Street price | $439 |
| Power | 125 W (TDP) |
| Performance per dollar | 97.37 |
| Released | 2026 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix CX-3649 XT |
| Socket | LGA1851 |
| Cores / threads | 20 cores (8P + 12E) / 20 threads |
| Base clock | 2.9 GHz |
| Max boost clock | 5.3 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 |
|---|---|---|---|
| Altrix CX-6353 XT 8-Core AM5 Desktop Processor | 27,204 | $169 | Compare |
| Veltrix CX-8963 Pro 16-Core AM5 Desktop Processor | 52,137 | $709 | Compare |
| Nexora CX-9068 Ti 8-Core AM5 Desktop Processor | 46,527 | $489 | Compare |
| Veltrix CX-3066 Ti 14-Core LGA1851 Desktop Processor | 35,158 | $269 | Compare |
| Altrix CX-1847 Plus 20-Core LGA1851 Desktop Processor | 56,423 | $899 | Compare |
| Veltrix CX-3865 SE 16-Core AM4 Desktop Processor | 47,904 | $719 | Compare |
Cite this page: Hardware Spec Index, “Altrix CX-3649 XT 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/51670940 (accessed 2026-10-19).