| File Name | haswell driver chipset |
| Driver File | 64521_haswell_driver_chipset.exe |
| File Size | 3.86 Mb |
| Systerm | XP, XP64 |
| Driver Version | 9.4.0.1011 |
| Driver Release Date | 22 October 2012 |
| Fit For Device | Intel(R) 8 Series/C220 Series USB eXtensible Host Controller - 8C31 |
| Device Type | Intel USB devices |
| HardWare IDs | PCI\VEN_8086&DEV_8C31 |