Nexora CX-8257 Ultra 12-Core AM5 Desktop Processor
Processors · Nexora · SKU CX8257-ULTRA · Released 2025 · Updated 2026-10-23
Key facts
| Benchmark index | 38,830 (Processors scale) |
|---|---|
| Category rank | #8,940 |
| Street price | $409 |
| Power | 170 W (TDP) |
| Performance per dollar | 94.94 |
| Released | 2025 |
Specifications
| Brand | Nexora |
|---|---|
| Model | Nexora CX-8257 Ultra |
| Socket | AM5 |
| Cores / threads | 12 cores / 24 threads |
| Base clock | 3.8 GHz |
| Max boost clock | 5.3 GHz |
| L3 cache | 64 MB |
| Power | 170 W TDP (PPT 230 W) |
| Memory support | DDR5-5600, 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
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|---|---|---|---|
| Altrix CX-9474 Max 14-Core LGA1851 Desktop Processor | 43,628 | $529 | Compare |
| Nexora CX-4935 XT 14-Core LGA1851 Desktop Processor | 39,064 | $399 | Compare |
| Altrix CX-5550 XT 6-Core AM5 Desktop Processor | 22,518 | $119 | Compare |
| Nexora CX-5350 Ultra 12-Core AM4 Desktop Processor | 33,583 | $339 | Compare |
| Veltrix CX-4392 XT 16-Core AM4 Desktop Processor | 52,911 | $689 | Compare |
| Veltrix CX-4852 Prime 12-Core AM5 Desktop Processor | 46,538 | $509 | Compare |
Cite this page: Hardware Spec Index, “Nexora CX-8257 Ultra 12-Core AM5 Desktop Processor”, https://vextor7.com/item/36022450 (accessed 2026-10-23).