Compaq Presario CQ57-421EA Drivers for Windows Vista, Windows 7
| Drivers Vendors | Drivers List | Download |
| Intel Chipset Installation Utility Version 9.2.0.1015 | Chipset | |
| Intel Management Engine Interface Version:7.0.0.1144 | MEI | |
| AMD High-Definition HD Graphics Card Display Version:8.882.2.0 | VGA | |
| Intel High-Definition HD Graphics Card Display Version:8.15.10.2430 | VGA | |
| Intel Turbo Boost Technology Version:1.2.0.1002 | RAM Booster | |
| Realtek High-Definition HD Audio Version:6.0.1.6461 | Audio | |
| Ralink 2011 802.11 b/g/n WiFi Adapter Version:3.2.7.0 | WiFi Adapter | |
| Synaptics Trackpad TouchPad Version:15.3.21.0 | TouchPad | |
| Atheros Bluetooth Version:7.2 | Bluetooth | |
| Realtek RTL8188CE 802.11b/g/n Wireless LAN Version:1005.22.615.2011 | Wifi | |
| Atheros Wireless LAN Version:1.10 | Wifi | |
| Realtek Ethernet NIC Version:7.42.304.2011 | LAN | |
| Ralink/Motorola Bluetooth Adapter Version:3.0.42.298 | Bluetooth Adapter | |
| Realtek Motorola BC8 Bluetooth 3.0+HS Version:3.0.82.298 | Bluetooth | |
| Realtek Card Reader Version:6.1.7600.77 | Card Reader | |
| Cyberlink YouCam Version:3.5.0.4305DE/3.5.14305BE | Webcam | |
| Intel Rapid Storage Technology Version:10.6.0.1002 | HDD | |
| HP Quick Launch Software Version:2.50 | Keyboard | |
| HP On-Screen Display Utility Version:1.10 | OSD | |
| HP Power Manager Utility Software Version:1.40 | Power | |
| HP Wireless Assistant Version:4.0.10.0 | Wifi Assistant | |