Nexora CX-5821 Ultra 16-Core AM4 Desktop Processor
Processors · Nexora · SKU CX5821-ULTRA · Released 2019 · Updated 2026-10-25
Key facts
| Benchmark index | 51,939 (Processors scale) |
|---|---|
| Category rank | #46,973 |
| Street price | $799 |
| Power | 105 W (TDP) |
| Performance per dollar | 65.01 |
| Released | 2019 |
Specifications
| Brand | Nexora |
|---|---|
| Model | Nexora CX-5821 Ultra |
| Socket | AM4 |
| Cores / threads | 16 cores / 32 threads |
| Base clock | 3.8 GHz |
| Max boost clock | 4.8 GHz |
| L3 cache | 64 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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| Nexora CX-1468 Core 10-Core LGA1851 Desktop Processor | 15,399 | $89 | Compare |
| Nexora CX-1606 XT 14-Core LGA1700 Desktop Processor | 39,265 | $419 | Compare |
| Nexora CX-2499 Pro 8-Core AM5 Desktop Processor | 29,051 | $219 | Compare |
| Nexora CX-5631 SE 16-Core AM4 Desktop Processor | 42,176 | $429 | Compare |
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Cite this page: Hardware Spec Index, “Nexora CX-5821 Ultra 16-Core AM4 Desktop Processor”, https://vextor7.com/item/3399873 (accessed 2026-10-25).