Nexora CX-1643 Ultra 8-Core AM4 Desktop Processor
Processors · Nexora · SKU CX1643-ULTRA · Released 2019 · Updated 2026-10-26
Key facts
| Benchmark index | 25,675 (Processors scale) |
|---|---|
| Category rank | #43,000 |
| Street price | $149 |
| Power | 105 W (TDP) |
| Performance per dollar | 172.32 |
| Released | 2019 |
Specifications
| Brand | Nexora |
|---|---|
| Model | Nexora CX-1643 Ultra |
| Socket | AM4 |
| Cores / threads | 8 cores / 16 threads |
| Base clock | 4.0 GHz |
| Max boost clock | 4.4 GHz |
| L3 cache | 32 MB |
| Power | 105 W TDP (PPT 142 W) |
| Memory support | DDR4-3200, dual channel |
| CPU PCIe lanes | 24× PCIe 4.0 (20 usable) |
| Integrated graphics | None (discrete GPU required) |
| Unlocked multiplier | Yes |
| Cooler included | No |
Related guides
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Similar Processors
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Veltrix CX-8477 Pro 20-Core LGA1700 Desktop Processor | 37,495 | $339 | Compare |
| Veltrix CX-6732 Prime 10-Core LGA1851 Desktop Processor | 22,080 | $139 | Compare |
| Veltrix CX-7299 Pro 8-Core AM4 Desktop Processor | 27,886 | $179 | Compare |
| Nexora CX-3895 Ti 8-Core AM4 Desktop Processor | 12,138 | $79 | Compare |
| Altrix CX-8890 Max 6-Core AM4 Desktop Processor | 31,372 | $249 | Compare |
| Altrix CX-5035 Ultra 12-Core AM4 Desktop Processor | 52,552 | $749 | Compare |
Cite this page: Hardware Spec Index, “Nexora CX-1643 Ultra 8-Core AM4 Desktop Processor”, https://vextor7.com/item/21542745 (accessed 2026-10-26).