COMPAQ 421 drivers for Windows XP x86

HP COMPAQ 421

Intel(R) ICH9M-E/M SATA AHCI Controller

ATI Mobility Radeon HD 4500 Series

Microsoft Surface ACPI-Compliant Control Method Battery

AMD High Definition Audio Device IDT High Definition Audio CODEC

Realtek RTL8191SE 802.11b/g/n WiFi Adapter Ralink RT3090 802.11b/g/n WiFi Adapter

Realtek PCIe FE Family Controller Microsoft ISATAP Adapter Microsoft Teredo Tunneling Adapter

High Precision Event Timer PCI bus Intel(R) 82801 PCI Bridge - 2448 Intel(R) ICH9M LPC Interface Controller - 2919 Intel(R) ICH9M/M-E 2 port Serial ATA Storage Controller 1 - 2928 Intel(R) ICH9M/M-E 2 port Serial ATA Storage Controller 2 - 292D Intel(R) ICH9 Family USB Universal Host Controller - 2934 Intel(R) ICH9 Family USB Universal Host Controller - 2935 Intel(R) ICH9 Family USB Universal Host Controller - 2936 Intel(R) ICH9 Family USB Universal Host Controller - 2937 Intel(R) ICH9 Family USB Universal Host Controller - 2938 Intel(R) ICH9 Family USB Universal Host Controller - 2939 Intel(R) ICH9 Family USB2 Enhanced Host Controller - 293A Intel(R) ICH9 Family USB2 Enhanced Host Controller - 293C Intel(R) ICH9 Family PCI Express Root Port 1 - 2940 Intel(R) ICH9 Family PCI Express Root Port 2 - 2942 Intel(R) ICH9 Family PCI Express Root Port 3 - 2944 Intel(R) ICH9 Family PCI Express Root Port 5 - 2948 Intel(R) ICH9 Family PCI Express Root Port 6 - 294A Mobile Intel(R) 4 Series Chipset Processor to DRAM Controller - 2A40 Mobile Intel(R) 4 Series Chipset PCI Express Root Port - 2A41

Windows XP x86