Altrix CX-8421 Prime 8-Core AM4 Desktop Processor
Processors · Altrix · SKU CX8421-PRIME · Released 2019 · Updated 2026-10-26
Key facts
| Benchmark index | 28,505 (Processors scale) |
|---|---|
| Category rank | #27,038 |
| Street price | $219 |
| Power | 105 W (TDP) |
| Performance per dollar | 130.16 |
| Released | 2019 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix CX-8421 Prime |
| Socket | AM4 |
| Cores / threads | 8 cores / 16 threads |
| Base clock | 3.6 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 |
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Similar Processors
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|---|---|---|---|
| Veltrix CX-1256 Prime 16-Core AM4 Desktop Processor | 59,184 | $889 | Compare |
| Altrix CX-4836 Pro 10-Core LGA1700 Desktop Processor | 13,716 | $79 | Compare |
| Altrix CX-6129 Plus 8-Core AM4 Desktop Processor | 21,725 | $119 | Compare |
| Nexora CX-9041 SE 20-Core LGA1700 Desktop Processor | 50,440 | $639 | Compare |
| Altrix CX-6233 Prime 8-Core AM4 Desktop Processor | 36,749 | $319 | Compare |
| Altrix CX-4456 Pro 16-Core AM4 Desktop Processor | 52,512 | $669 | Compare |
Cite this page: Hardware Spec Index, “Altrix CX-8421 Prime 8-Core AM4 Desktop Processor”, https://vextor7.com/item/1243754 (accessed 2026-10-26).