Problemas con 2 drivers

Hola,
nesesito ayuda porfabor, nesesito consegir donde bajar los driver de sonido y de video
de sonido por que axidentalmente cambie el driver por otro que no es de la tarjeta
de video por que me dise la computadora que actuaclise el driver de la tarjeta de video
llemo mucho tiempo buscando pero no encuentro nada porfabor ayuda

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Computer:
Computer Type Monoprocesador ACPI de PC
Operating System Microsoft Windows XP Professional
OS Service Pack [ TRIAL VERSION ]
Internet Explorer 7.0.5730.13 (IE 7.0)
DirectX 4.09.00.0904 (DirectX 9.0c)
Computer Name LILIANA-PC
User Name Liliana
SMTP E-mail Address LDOMINGUEZ2@STX.RR.COM
Logon Domain [ TRIAL VERSION ]
Date / Time 2009-11-23 / 17:50

Motherboard:
CPU Type Intel Celeron-S, 1200 MHz (12 x 100)
Motherboard Name TriGem Pinole
Motherboard Chipset Intel Whitney i810E
System Memory [ TRIAL VERSION ]
DIMM1: Hynix 7V651601BTFG-10SSM 128 MB PC100 SDRAM (3.0-2-2-5 @ 100 MHz) (2.0-2-2-5 @ 83 MHz)
DIMM2: Infineon HYS64V8301GU-7.5 [ TRIAL VERSION ]
BIOS Type Phoenix (09/17/01)
Communication Port Puerto de comunicaciones (COM1)
Communication Port Puerto de comunicaciones (COM2)
Communication Port Sony Ericsson MD300 Mobile Broadband Command Interface (COM5)
Communication Port Puerto de impresora ECP (LPT1)

Display:
Video Adapter Intel(R) 82810E Graphics Controller (Microsoft Corporation) (32 MB)
3D Accelerator Intel i752

Multimedia:
Audio Adapter Cirrus Logic CS4299 @ Intel 82801AA I/O Controller Hub - AC'97 Audio Controller [B-1]

Storage:
IDE Controller Controladora IDE principal de bus Intel(R) 82801AA
Floppy Drive Unidad de disquete
Disk Drive Maxtor 4D040H2 (40 GB, 5400 RPM, Ultra-ATA/100)
Disk Drive SEMC MMC Flash Card USB Device (170 MB, USB)
Optical Drive Optiarc DVD RW AD-7200A (DVD+R9:8x, DVD-R9:12x, DVD+RW:20x/8x, DVD-RW:20x/6x, DVD-RAM:12x, DVD-ROM:16x, CD:48x/32x/48x DVD+RW/DVD-RW/DVD-RAM)
SMART Hard Disks Status OK

Partitions:
C: (NTFS) [ TRIAL VERSION ]
Total Size [ TRIAL VERSION ]

Input:
Keyboard HP PS2 Keyboard (2K - 3)
Mouse Mouse compatible PS/2

Network:
Primary IP Address [ TRIAL VERSION ]
Primary MAC Address 02-80-37-07-03-00
Network Adapter Adaptadores basados en Ethernet ADMtek AN983
Network Adapter Sony Ericsson MD300 Mobile Broadband Network Adapter (NDIS 5) (10.1 [ TRIAL VERSION ])
Modem Lucent Win Modem
Modem Sony Ericsson MD300 Wireless Modem

Peripherals:
Printer hp deskjet 656c series
Printer Microsoft Office Document Image Writer
Printer Microsoft XPS Document Writer
USB1 Controller Intel 82801AA I/O Controller Hub - USB Controller [B-1]
USB Device Dispositivo de almacenamiento masivo USB
USB Device SEMC Reserved Interface
USB Device SEMC WMC Composite Device
USB Device Sony Ericsson MD300 Mobile Broadband Command Interface (COM5)
USB Device Sony Ericsson MD300 Mobile Broadband Device Management
USB Device Sony Ericsson MD300 Mobile Broadband Ethernet Control
USB Device Sony Ericsson MD300 Mobile Broadband Network Adapter (WDM)
USB Device Sony Ericsson MD300 Wireless Modem

DMI:
DMI BIOS Vendor Phoenix
DMI BIOS Version 3.07
DMI System Manufacturer HP Pavilion 04
DMI System Product P5274A-ABA XT963
DMI System Version 20000TG101PINOL
DMI System Serial Number [ TRIAL VERSION ]
DMI System UUID [ TRIAL VERSION ]
DMI Motherboard Manufacturer Trigem Computer, Inc.
DMI Motherboard Product Pinole
DMI Motherboard Version None
DMI Motherboard Serial Number [ TRIAL VERSION ]
DMI Chassis Manufacturer No Enclosure
DMI Chassis Version N/A
DMI Chassis Serial Number [ TRIAL VERSION ]
DMI Chassis Asset Tag [ TRIAL VERSION ]
DMI Chassis Type
DMI Total / Free Memory Sockets 2 / 0