Download the Intel(R) 4 Series Chipset PCI Express Root Port - 2E21 driver for Windows 7, 8, 8.1, and 10 (64-bit) for Gigabyte - P43-ES3G -

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Intel(R) 4 Series Chipset PCI Express Root Port - 2E21 Driver for Gigabyte - P43-ES3G working on Microsoft Windows XP Professional

The Gigabyte P43-ES3G is a high-performance desktop motherboard designed for gamers and power users. Featuring the Intel P43 chipset, it supports Intel Core 2 Quad and Core 2 Duo processors, along with DDR2 memory for fast multitasking and reliable performance. Equipped with multiple PCIe slots, SATA connections, and robust connectivity options, the P43-ES3G offers flexibility for building a custom gaming or workstation PC. Its durable components and easy-to-use BIOS make it a solid choice for those seeking a dependable, upgradeable platform.

Device Name:

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

Hardware ID:

PCI\VEN_8086&DEV_2E21&SUBSYS_00000000&REV_03
PCI\VEN_8086&DEV_2E21&SUBSYS_00000000
PCI\VEN_8086&DEV_2E21&REV_03
PCI\VEN_8086&DEV_2E21 <---- Device ID matches with our database
PCI\VEN_8086&DEV_2E21&CC_060400
PCI\VEN_8086&DEV_2E21&CC_0604

Compatible ID:
PCI\VEN_8086&CC_060400
PCI\VEN_8086&CC_0604
PCI\VEN_8086
PCI\CC_060400
PCI\CC_0604

Version:

9.0.0.1009,2008-05-27

List of driver files that match with the above device in our database.

You are viewing the drivers of an anonymous computer which may be not the same with your current computer. These driver(s) may not work with your computer. Please click on the link below to download, scan and get the correct drivers.

Why do i see many drivers ?
Below is a list of drivers that may be suitable for your device. With the different devices, they can have the same driver , it's because they all use the same chip manufacturer.

How to select driver?
If you are looking for an update , pickup the latest one. If your driver isn't working, use the driver having the same OEM with the your laptop/desktop brand name.
Watch this video to see how it works - click here

*: 2K=Windows 2000, 2K3= Windows 2003 , XP= Windows XP , VISTA = Windows Vista , WIN7 = Windows 7,WIN10/11= Windows 10/11

Driver name

OEM

Filename

Version

Date

Size

Operating System

Download

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

asrock

INF(v9.4.0.1026).zip

9.1.9.1005

2013-07-25

5.03 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

gigabyte

mb_driver_chipset_intel_w8.1.exe

9.1.9.1005

2013-07-25

1.24 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

Others

infinst_autol_63517707017...118042.zip

9.1.9.1005

2013-07-25

5.36 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

Others

infinst_autol_63513725186...408024.zip

9.1.9.1005

2013-07-25

5.4 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

Others

Chipset_v9.4.3.1011.zip

9.1.9.1005

2013-07-25

5.66 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

Others

Chipset_v9.4.4.1006.zip

9.1.9.1005

2013-07-25

5.86 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

Others

Chipset_v9.4.0.1027.zip

9.1.9.1005

2013-07-25

5.23 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

Others

Chipset_v9.4.0.1026.zip

9.1.9.1005

2013-07-25

5.27 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

Others

Chipset_v9.3.2.1014.zip

9.1.9.1005

2013-07-25

4.73 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

Others

Chipset_v9.3.2.1015.zip

9.1.9.1005

2013-07-25

4.71 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

Others

Chipset_v9.3.2.1017.zip

9.1.9.1005

2013-07-25

4.7 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

acer

Chipset_Intel_9.4.0.1026_...1x64_A.zip

9.1.9.1005

2013-07-25

5.33 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

acer

Chipset_Intel_9.4.0.1027_...1x64_A.zip

9.1.9.1005

2013-07-25

5.3 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

asus

Chipset_Intel_Pega_Win8_6...401026.zip

9.1.9.1005

2013-07-25

5.4 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

asus

Intel_Chipset_Win8-1_VER9...401026.zip

9.1.9.1005

2013-07-25

7.28 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

gigabyte

mb_driver_chipset_intel_x...79_170.zip

9.1.9.1005

2013-07-25

4.65 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

gigabyte

nb-driver-q2452h-q2452m-w...0.1026.zip

9.1.9.1005

2013-07-25

4.99 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

9.1.9.1005

2013-07-25

1.48 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

9.1.9.1005

2013-07-25

1.49 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

9.1.9.1005

2013-07-25

1.49 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

9.1.9.1005

2013-07-25

1.49 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

9.1.9.1005

2013-07-25

1.48 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

msi

intel_chipse_8_mb.zip

9.1.9.1005

2013-07-25

5.27 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

msi

chipset_intel_9.4.0.1026_...818700.zip

9.1.9.1005

2013-07-25

5.4 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

chipset147w8164.exe

9.1.9.1005

2013-07-25

1.49 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

chipset150w8164.exe

9.1.9.1005

2013-07-25

1.49 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

medion

chps6x1xtw81.exe

9.1.9.1005

2013-07-25

1.36 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

chipset146w81.exe

9.1.9.1005

2013-07-25

1.49 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

chipset142w81.exe

9.1.9.1005

2013-07-25

1.49 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

9.1.9.1005

2013-07-25

1.49 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

9.1.9.1005

2013-07-25

1.49 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

9.1.9.1005

2013-07-25

1.49 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

9.1.9.1005

2013-07-25

1.49 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

9.1.9.1005

2013-07-25

1.3 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

9.1.9.1005

2013-07-25

1.3 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

t1chp01us14wis.exe

9.1.9.1005

2013-07-25

1.3 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

t1chp01us17.exe

9.1.9.1005

2013-07-25

1.3 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

packardbell

Chipset_Intel_9.4.4.1006_...8x86_A.zip

9.1.9.1005

2013-07-25

6.04 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

asus

Chipset_Intel_Win81_64_VE...401027.zip

9.1.9.1005

2013-07-25

5.36 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

asus

Chipset_Intel_Win81_64_VE...401026.zip

9.1.9.1005

2013-07-25

5.87 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

asus

Intel_Chipset_WIN7-8-8-1_...321015.zip

9.1.9.1005

2013-07-25

249.39 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

fujitsu

FPC48-0723-01_Chipset_9.4...1023_28.7z

9.1.9.1005

2013-07-25

4.15 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

fujitsu

Chipset_Intel8X_v9.4.0.10...-32-64.exe

9.1.9.1005

2013-07-25

5.25 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

gigabyte

mb_driver_chipset_intel_n...70_c10.exe

9.1.9.1005

2013-07-25

1.29 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

gigabyte

server_driver_inf_v9.4.0.1026.zip

9.1.9.1005

2013-07-25

30.03 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

chipset156w8.exe

9.1.9.1005

2013-07-25

1.51 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

chipset136w8164.exe

9.1.9.1005

2013-07-25

1.49 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

chipset153w8164.exe

9.1.9.1005

2013-07-25

1.49 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

msi

chipset_9.4.0.1026.zip

9.1.9.1005

2013-07-25

9.98 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

Intel(R) 4 Series Chipset PCI Express Root Port - 2E21

lenovo

tm1chp01sr14.exe

9.1.9.1005

2013-07-25

7.7 MB

2K, XP, 2K3, VISTA, WIN7, WIN8/32bits
XP, VISTA, WIN7, WIN8/64bits

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