Windows lite no tiene todos los controladores

Hola,
tengo una computadora con recursos limitados lo unico que quiero es hacerla que se meta a internet, descargue el firefox pero no se conecta, genere un reporte con everest
Computer:
Operating System Microsoft Windows XP Professional
OS Service Pack Service Pack 3, v.3264
DirectX 4.09.00.0904 (DirectX 9.0c)
Computer Name 953E89183E424AB
User Name ANA

Motherboard:
CPU Type Intel Pentium 4, 1600 MHz (16 x 100)
Motherboard Name Intel Garibaldi D850GB (5 PCI, 1 AGP, 4 RIMM)
Motherboard Chipset Intel Tehama i850
System Memory 128 MB (PC800 RDRAM)
BIOS Type AMI (10/02/01)
Communication Port Communications Port (COM1)
Communication Port Printer Port (LPT1)

Display:
Video Adapter nVIDIA RIVA TNT2 M64 (MSI MS-8808)
3D Accelerator nVIDIA RIVA TNT2 M64

Multimedia:
Audio Adapter Intel 82801BA ICH2 - AC'97 Audio Controller [B-4]

Storage:
IDE Controller Standard Dual Channel PCI IDE Controller
Disk Drive Maxtor 6Y080L0 (80 GB, 7200 RPM, Ultra-ATA/133)
Disk Drive Kingston DataTraveler 102 USB Device (7 GB, USB)
Optical Drive HL-DT-ST DVD-RAM GSA-E60L USB Device
Optical Drive SAMSUNG CD-R/RW SW-252F (52x/32x/52x CD-RW)
SMART Hard Disks Status OK

Partitions:
C: (NTFS) 76316 MB (75645 MB free)

Input:
Keyboard Standard 101/102-Key or Microsoft Natural PS/2 Keyboard
Mouse Microsoft PS/2 Mouse

Peripherals:
USB1 Controller Intel 82801BA ICH2 - USB Controller 1 [B-4]
USB1 Controller Intel 82801BA ICH2 - USB Controller 2 [B-4]
USB Device USB Mass Storage Device
USB Device USB Mass Storage Device


--------[ DMI ]---------------------------------------------------------------------------------------------------------

[ BIOS ]

BIOS Properties:
Vendor Intel Corp.
Version GB85010A.86A.0076.P17.0110021819
Release Date 10/02/2001
Size 512 KB
Boot Devices Floppy Disk, Hard Disk, CD-ROM, ATAPI ZIP, LS-120
Capabilities Flash BIOS, Shadow BIOS, Selectable Boot, EDD, BBS
Supported Standards DMI, APM, ACPI, ESCD, PnP
Expansion Capabilities PCI, AGP, USB

[ System ]

System Properties:
Wake-Up Type Power Switch

[ Motherboard ]

Motherboard Properties:
Manufacturer Intel Corporation
Product D850GB
Version AAA48527-904
Serial Number IMGB13804776

[ Chassis ]

Chassis Properties: