Nexora CX-5678 Ultra 20-Core LGA1851 Desktop Processor
Processors · Nexora · SKU CX5678-ULTRA · Released 2025 · Updated 2026-10-19
Key facts
| Benchmark index | 53,422 (Processors scale) |
|---|---|
| Category rank | #45,904 |
| Street price | $699 |
| Power | 125 W (TDP) |
| Performance per dollar | 76.43 |
| Released | 2025 |
Specifications
| Brand | Nexora |
|---|---|
| Model | Nexora CX-5678 Ultra |
| Socket | LGA1851 |
| Cores / threads | 20 cores (8P + 12E) / 20 threads |
| Base clock | 3.6 GHz |
| Max boost clock | 5.5 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
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|---|---|---|---|
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| Nexora CX-3165 XT 8-Core AM5 Desktop Processor | 24,123 | $149 | Compare |
| Veltrix CX-5444 Core 10-Core LGA1851 Desktop Processor | 16,503 | $79 | Compare |
| Altrix CX-4140 Prime 20-Core LGA1851 Desktop Processor | 59,373 | $769 | Compare |
| Veltrix CX-7973 XT 6-Core AM4 Desktop Processor | 21,042 | $129 | Compare |
| Nexora CX-3017 SE 16-Core AM5 Desktop Processor | 42,021 | $439 | Compare |
Cite this page: Hardware Spec Index, “Nexora CX-5678 Ultra 20-Core LGA1851 Desktop Processor”, https://vextor7.com/item/3978622 (accessed 2026-10-19).