Please help me to install the unknown driver.

As mentioned I tried to install the file from the extracted folder but failed to find the inf file.

HDAUDIO 10EC088710438445 Realtek Realtek High Definition Audio Internal High Definition Audio Bus MEDIA
PCI 10DE0393820E1043030000 NVIDIA NVIDIA GeForce 7300 GT  PCI bus 1, device 0, function 0 Display
PCI 1969106383FE1043020000 Atheros Atheros AR8131 PCI-E Gigabit Ethernet Controller PCI bus 2, device 0, function 0 Net
PCI 8086244E00000000060401 Intel Intel(R) 82801 PCI Bridge - 244E PCI bus 0, device 30, function 0 System
PCI 808627B800000000060100 Intel Intel(R) ICH7 Family LPC Interface Controller - 27B8 PCI bus 0, device 31, function 0 System
PCI 808627C08179104301018F Intel Intel(R) N10/ICH7 Family Serial ATA Storage Controller - 27C0 PCI bus 0, device 31, function 2 hdc
PCI 808627C8817910430C0300 Intel Intel(R) N10/ICH7 Family USB Universal Host Controller - 27C8 PCI bus 0, device 29, function 0 USB
PCI 808627C9817910430C0300 Intel Intel(R) N10/ICH7 Family USB Universal Host Controller - 27C9 PCI bus 0, device 29, function 1 USB
PCI 808627CA817910430C0300 Intel Intel(R) N10/ICH7 Family USB Universal Host Controller - 27CA PCI bus 0, device 29, function 2 USB
PCI 808627CB817910430C0300 Intel Intel(R) N10/ICH7 Family USB Universal Host Controller - 27CB PCI bus 0, device 29, function 3 USB
PCI 808627CC817910430C0320 Intel Intel(R) N10/ICH7 Family USB2 Enhanced Host Controller - 27CC PCI bus 0, device 29, function 7 USB
PCI 808627D000000000060400 Intel Intel(R) N10/ICH7 Family PCI Express Root Port - 27D0 PCI bus 0, device 28, function 0 System
PCI 808627D200000000060400 Intel Intel(R) N10/ICH7 Family PCI Express Root Port - 27D2 PCI bus 0, device 28, function 1 System
PCI 808627D884451043040300 Microsoft Microsoft UAA Bus Driver for High Definition Audio PCI bus 0, device 27, function 0 System
PCI 808627DF8179104301018A Intel Intel(R) ICH7 Family Ultra ATA Storage Controllers - 27DF PCI bus 0, device 31, function 1 hdc
PCI 80862E3000000000060000 Intel Intel(R) 4 Series Chipset Processor to I/O Controller - 2E30 PCI bus 0, device 0, function 0 System
PCI 80862E3100000000060400 Intel Intel(R) 4 Series Chipset PCI Express Root Port - 2E31 PCI bus 0, device 1, function 0 System
USB 808627CB (Standard USB Host Controller) USB Root Hub (Standard USB Host Controller) USB
USB 808627CA (Standard USB Host Controller) USB Root Hub (Standard USB Host Controller) USB
USB 808627C9 (Standard USB Host Controller) USB Root Hub (Standard USB Host Controller) USB
USB 808627C8 (Standard USB Host Controller) USB Root Hub (Standard USB Host Controller) USB
USB 808627CC (Standard USB Host Controller) USB Root Hub (Standard USB Host Controller) USB
USB 043E70D4 Compatible USB storage device USB Mass Storage Device X TICK USB
USB 1C4F0003 (Standard system devices) USB Human Interface Device Usb Mouse HIDClass
USBSTOR  (Standard disk drives) Disk drive (Standard disk drives) DiskDrive

CPU : Pentium Dual-Core  E5700 @ 3.00GHz ( http://vga.pe.kr/3dp/chip12.php?driver=intel_cpu )
Motherboard : [ECS G41T-M] Intel G41 + ICH7 ( http://vga.pe.kr/3dp/chip12.php?driver=intel_mb )
Graphic Card : NVIDIA GeForce 7300 GT ( http://vga.pe.kr/3dp/chip12.php?driver=nvidia_gc )
Multimedia Card : Realtek HD Audio (ALC887) ( http://vga.pe.kr/3dp/chip12.php?driver=realtek_sc_hd )
Multimedia Card : Unknown 808627D8 HD Audio ( http://vga.pe.kr/3dp/chip12.php?driver=hdaudio )
Ethernet Card : Atheros AR8131 PCI-E Gigabit Ethernet ( http://3dpchip.com/3dp/chip.php?driver=dp_net )

Memory : 2.00GB

O/S : Windows XP Professional  SP3 32bit

3DP Chip (http://www.3dpchip.com) - Chip Ver.120828