Nexora CX-3821 Ultra 8-Core AM5 Desktop Processor
Processors · Nexora · SKU CX3821-ULTRA · Released 2023 · Updated 2026-10-20
Key facts
| Benchmark index | 34,510 (Processors scale) |
|---|---|
| Category rank | #13,315 |
| Street price | $279 |
| Power | 120 W (TDP) |
| Performance per dollar | 123.69 |
| Released | 2023 |
Specifications
| Brand | Nexora |
|---|---|
| Model | Nexora CX-3821 Ultra |
| Socket | AM5 |
| Cores / threads | 8 cores / 16 threads |
| Base clock | 4.4 GHz |
| Max boost clock | 5.2 GHz |
| L3 cache | 32 MB |
| Power | 120 W TDP (PPT 162 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 |
|---|---|---|---|
| Veltrix CX-2669 Pro 8-Core AM4 Desktop Processor | 19,372 | $119 | Compare |
| Nexora CX-3842 SE 12-Core AM4 Desktop Processor | 57,834 | $809 | Compare |
| Nexora CX-3690 Edge 16-Core AM4 Desktop Processor | 50,197 | $769 | Compare |
| Altrix CX-2201 SE 8-Core AM5 Desktop Processor | 38,351 | $399 | Compare |
| Altrix CX-1338 Edge 12-Core AM4 Desktop Processor | 47,514 | $619 | Compare |
| Altrix CX-3186 SE 24-Core LGA1700 Desktop Processor | 46,898 | $499 | Compare |
Cite this page: Hardware Spec Index, “Nexora CX-3821 Ultra 8-Core AM5 Desktop Processor”, https://vextor7.com/item/6556622 (accessed 2026-10-20).