Driver Information 
 Old drivers impact system performance and make your PC and hardware vulnerable to errors and crashes. We suggest you to download the latest drivers.
 Keep your 
Intel(R) 5 Series/3400 Series Chipset Family PCI Express Root Port 4 - 3B48 driver upto date to maximize its performance, fixing any error related to driver.
 
 
 
 
 Intel(R) 5 Series/3400 Series Chipset Family PCI Express Root Port 4 - 3B48 is a windows driver. It's released by 
Microsoft  
 Type:    System 
 Version:   6.1.7600.16385 
 Date:  2006-06-21
   Hardware IDs: 
 
 PCI\VEN_8086&DEV_3B48&SUBSYS_1411103C&REV_06
PCI\VEN_8086&DEV_3B48&SUBSYS_1411103C
PCI\VEN_8086&DEV_3B48&CC_060400
PCI\VEN_8086&DEV_3B48&CC_0604
  
  Compatible IDs: 
 
 PCI\VEN_8086&DEV_3B48&REV_06
PCI\VEN_8086&DEV_3B48
PCI\VEN_8086&CC_060400
PCI\VEN_8086&CC_0604
PCI\VEN_8086
PCI\CC_060400&DT_4
PCI\CC_060400
PCI\CC_0604&DT_4
PCI\CC_0604
  
 The following operating system has used this driver: 
 
  Microsoft Windows 7 Ultimate  
 Microsoft Windows 7 Professional  
 Microsoft Windows 7 Enterprise  
 Microsoft Windows 7 Édition Intégrale  
 Microsoft Windows 7 Professionnel  
 Microsoft Windows 7 ÌàêñèìàëüÃàÿ  
 Microsoft Windows 
 This download is valid for the product(s) listed below:
Hewlett-Packard - HP ProBook 4520s 
 Hewlett-Packard - HP ProBook 4720s 
 Hewlett-Packard - HP ProBook 4720s (WQ948PA) (103C_5336AN) 
 Hewlett-Packard - HP ProBook 4520s (103C_5336AN- SKU:WD860EA#ACB) 
 Hewlett-Packard - HP ProBook 4720s (103C_5336AN- SKU:WS718EA#ABD) 
 Hewlett-Packard - HP ProBook 4720s (103C_5336AN- SKU:WQ948PA#UUF) 
Notices:
The software drivers provided on this page are generic versions and can be used for general purposes. However, computer original equipment manufacturers (OEMs) may have altered the features, incorporated customizations, or made other changes to the software or software packaging they provide. To avoid any potential installation incompatibilities on your OEM system, We recommend that you check with your OEM and use the software provided via your system manufacturer. We or the computer original equipment manufacturer (OEM) may not provide technical support for some or all issues that could arise from the usage of this generic version of software drivers.