Nexora CX-4644 Pro 20-Core LGA1851 Desktop Processor
Processors · Nexora · SKU CX4644-PRO · Released 2025 · Updated 2026-10-20
Key facts
| Benchmark index | 42,738 (Processors scale) |
|---|---|
| Category rank | #35,526 |
| Street price | $399 |
| Power | 125 W (TDP) |
| Performance per dollar | 107.11 |
| Released | 2025 |
Specifications
| Brand | Nexora |
|---|---|
| Model | Nexora CX-4644 Pro |
| Socket | LGA1851 |
| Cores / threads | 20 cores (8P + 12E) / 20 threads |
| Base clock | 3.0 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
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| Altrix CX-4519 Ultra 8-Core AM4 Desktop Processor | 22,303 | $149 | Compare |
| Veltrix CX-3342 Ti 10-Core LGA1700 Desktop Processor | 26,646 | $169 | Compare |
| Nexora CX-1747 Plus 20-Core LGA1851 Desktop Processor | 35,858 | $319 | Compare |
| Nexora CX-1439 Ti 6-Core AM5 Desktop Processor | 23,488 | $169 | Compare |
| Veltrix CX-4544 Plus 8-Core AM4 Desktop Processor | 28,274 | $239 | Compare |
| Altrix CX-6572 Max 8-Core AM4 Desktop Processor | 30,781 | $259 | Compare |
Cite this page: Hardware Spec Index, “Nexora CX-4644 Pro 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/15323947 (accessed 2026-10-20).