Nexora CX-5646 Ultra 8-Core AM5 Desktop Processor
Processors · Nexora · SKU CX5646-ULTRA · Released 2022 · Updated 2026-10-19
Key facts
| Benchmark index | 48,686 (Processors scale) |
|---|---|
| Category rank | #18,388 |
| Street price | $489 |
| Power | 105 W (TDP) |
| Performance per dollar | 99.56 |
| Released | 2022 |
Specifications
| Brand | Nexora |
|---|---|
| Model | Nexora CX-5646 Ultra |
| Socket | AM5 |
| Cores / threads | 8 cores / 16 threads |
| Base clock | 4.6 GHz |
| Max boost clock | 5.4 GHz |
| L3 cache | 96 MB (3D stacked) |
| Power | 105 W TDP (PPT 142 W) |
| Memory support | DDR5-5200, dual channel (EXPO) |
| CPU PCIe lanes | 28× PCIe 5.0 (24 usable) |
| Integrated graphics | Integrated graphics (2 CU) |
| Unlocked multiplier | Yes |
| Cooler included | No |
Related guides
AMD AM5 SocketCPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedDDR5 Memory ExplainedPCIe 5.0 ExplainedAMD AM5 Chipsets Compared
Similar Processors
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Nexora CX-8739 Edge 8-Core AM5 Desktop Processor | 44,909 | $549 | Compare |
| Altrix CX-9859 Ultra 24-Core LGA1851 Desktop Processor | 50,456 | $659 | Compare |
| Altrix CX-7356 Prime 8-Core AM4 Desktop Processor | 38,432 | $389 | Compare |
| Altrix CX-5495 Core 6-Core AM5 Desktop Processor | 23,538 | $139 | Compare |
| Nexora CX-2730 Pro 8-Core AM5 Desktop Processor | 35,475 | $319 | Compare |
| Nexora CX-8135 Max 8-Core AM4 Desktop Processor | 39,421 | $359 | Compare |
Cite this page: Hardware Spec Index, “Nexora CX-5646 Ultra 8-Core AM5 Desktop Processor”, https://vextor7.com/item/9941973 (accessed 2026-10-19).