Altrix CX-3857 XT 8-Core AM4 Desktop Processor
Processors · Altrix · SKU CX3857-XT · Released 2021 · Updated 2026-10-23
Key facts
| Benchmark index | 50,968 (Processors scale) |
|---|---|
| Category rank | #43,477 |
| Street price | $619 |
| Power | 65 W (TDP) |
| Performance per dollar | 82.34 |
| Released | 2021 |
Specifications
| Brand | Altrix |
|---|---|
| Model | Altrix CX-3857 XT |
| Socket | AM4 |
| Cores / threads | 8 cores / 16 threads |
| Base clock | 4.0 GHz |
| Max boost clock | 4.7 GHz |
| L3 cache | 32 MB |
| Power | 65 W TDP (PPT 88 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 | Yes (stock air cooler) |
Related guides
CPU TDP, PPT and Turbo Power ExplainedPCIe Lanes ExplainedAMD AM5 SocketIntel LGA1851 SocketIntel LGA1700 SocketNPUs and AI PCs
Similar Processors
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Altrix CX-5836 Max 12-Core AM4 Desktop Processor | 51,034 | $739 | Compare |
| Veltrix CX-6859 Plus 8-Core AM4 Desktop Processor | 17,594 | $89 | Compare |
| Nexora CX-9450 Ti 8-Core AM5 Desktop Processor | 42,505 | $449 | Compare |
| Nexora CX-8004 XT 6-Core AM5 Desktop Processor | 15,570 | $79 | Compare |
| Altrix CX-2864 Prime 8-Core AM4 Desktop Processor | 28,743 | $219 | Compare |
| Veltrix CX-8654 Ti 20-Core LGA1700 Desktop Processor | 40,810 | $389 | Compare |
Cite this page: Hardware Spec Index, “Altrix CX-3857 XT 8-Core AM4 Desktop Processor”, https://vextor7.com/item/85964557 (accessed 2026-10-23).