CEntos 5 no arranca

[xlugo2002]

Hola, inicia el sistema pero "le cuesta", la pantalla como se muestra corrida a la derecha y repite verticalmente un pokito la pantalla, ademas a veces se va a negros, y tiene unas rayas verticales ......

Gracias por su amable ayuda

MI PC:

SiS 5598/6326

-------------------------------------------------------------------------------------
| Item | Value |
-------------------------------------------------------------------------------------
| Device Type | Adaptadores de pantalla |
| Device Name | |
| Description | SiS 5598/6326 |
| Manufacturer | SiS |
| Location | Bus PCI 2, dispositivo 8, función 0 |
| Driver Provider | Microsoft |
| Driver Version | 5.1.2001.0 |
| Driver Date | 6-6-2001 |
| Status Code | 0 |
| Status Message | OK |
| Class Guid | {4D36E968-E325-11CE-BFC1-08002BE10318} |
| Device ID | PCI\VEN_1039&DEV_6326&SUBSYS_63261039&REV_0B\4&19F D8D60&0&40F0 |
-------------------------------------------------------------------------------------




--------------------------------------------------------------------------------

Number of processors 1
Number of cores 1 per processor
Number of threads 1 per processor
Name Intel Pentium 4
Code Name Northwood
Specification Intel(R) Pentium(R) 4 CPU 2.00GHz
Package Socket 478 mPGA
Family/Model/Stepping F.2.7
Extended Family/Model F.2
Brand ID 9
Core Stepping C1
Technology 0.13 um
Core Speed 1994.0 MHz
Multiplier x Bus speed 20.0 x 99.7 MHz
Rated Bus speed 398.8 MHz
Stock frequency 2000 MHz
Instruction sets MMX, SSE, SSE2
L1 Data cache (per processor) 8 KBytes, 4-way set associative, 64-byte line size
Trace cache (per processor) 12 Kuops, 8-way set associative
L2 cache (per processor) 512 KBytes, 8-way set associative, 64-byte line size
Chipset & Memory
Northbridge Intel i850E rev. A3
Southbridge Intel 82801BA (ICH2) rev. 04
Memory Type RDRAM
Memory Size 512 MBytes
Memory Frequency 398.8 MHz (1:1)
Total CAS# (tRDRAM) 10
Row To Column (tRCD) 7
System
System Manufacturer Dell Computer Corporation
System Name Precision WorkStation 340
System S/N 4RTW221
Mainboard Vendor Dell Computer Corporation
Mainboard Model Precision WorkStation 340
BIOS Vendor Dell Computer Corporation
BIOS Version A05
BIOS Date 07/27/2002
Memory SPD
Module 1 RDRAM, PC800-40 (400 MHz), 128 MBytes, Samsung
Module 2 RDRAM, PC800-40 (400 MHz), 128 MBytes, Samsung
Module 3 RDRAM, PC800-40 (400 MHz), 128 MBytes, Samsung
Module 4 RDRAM, PC800-40 (400 MHz), 128 MBytes, Samsung
Software
Windows Version Microsoft Windows XP Professional Service Pack 2 (Build 2600)
DirectX Version 9.0c