Nexora CX-5643 Plus 20-Core LGA1700 Desktop Processor
Processors · Nexora · SKU CX5643-PLUS · Released 2023 · Updated 2026-10-23
Key facts
| Benchmark index | 42,956 (Processors scale) |
|---|---|
| Category rank | #22,412 |
| Street price | $459 |
| Power | 125 W (TDP) |
| Performance per dollar | 93.59 |
| Released | 2023 |
Specifications
| Brand | Nexora |
|---|---|
| Model | Nexora CX-5643 Plus |
| Socket | LGA1700 |
| Cores / threads | 20 cores (8P + 12E) / 28 threads |
| Base clock | 3.1 GHz |
| Max boost clock | 5.4 GHz |
| L3 cache | 36 MB |
| Power | 125 W base / 253 W max turbo |
| Memory support | DDR5-5600 or DDR4-3200, dual channel |
| CPU PCIe lanes | 16× PCIe 5.0 + 4× PCIe 4.0 |
| Integrated graphics | Integrated graphics (32 EU) |
| Unlocked multiplier | Yes |
| Cooler included | No |
Related guides
Intel LGA1700 SocketCPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedDDR5 Memory ExplainedPCIe 5.0 ExplainedAMD AM5 Socket
Similar Processors
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Nexora CX-3444 Prime 8-Core AM4 Desktop Processor | 30,183 | $209 | Compare |
| Altrix CX-5290 Edge 12-Core AM4 Desktop Processor | 59,600 | $809 | Compare |
| Nexora CX-1037 Prime 10-Core LGA1700 Desktop Processor | 19,121 | $109 | Compare |
| Altrix CX-1973 Max 8-Core AM5 Desktop Processor | 35,544 | $309 | Compare |
| Altrix CX-5511 Ti 12-Core AM5 Desktop Processor | 39,910 | $429 | Compare |
| Altrix CX-9271 Core 24-Core LGA1700 Desktop Processor | 50,364 | $769 | Compare |
Cite this page: Hardware Spec Index, “Nexora CX-5643 Plus 20-Core LGA1700 Desktop Processor”, https://vextor7.com/item/8245372 (accessed 2026-10-23).