Need some help with an error I've been having.

[tnu]

Ok, so latley when I've been trying to run some of my higher end games I keep getting this crash

http://www.personalcomputerfixes.com/general-errors/steps-to-resolve-the-nv4_disp-dll-error/

So as you can see I did some digging and it seems to be related to my GPU. For refrence her eare my current specs

Operating System
Windows XP Professional 32-bit SP3
CPU
AMD FX-8350 86 °F
Vishera 32nm Technology
RAM
16.0GB Dual-Channel DDR3 @ 668MHz (11-11-11-28)
Motherboard
ASUSTeK COMPUTER INC. M5A99FX PRO R2.0 (Socket 942) 83 °F
Graphics
DELL 2405FPW (800x600@75Hz)
2047MB NVIDIA GeForce GTX 760 (EVGA) 87 °F
Storage
1863GB Western Digital WDC WD20EZRX-00D8PB0 (SATA) 87 °F
Optical Drives
TSSTcorp CDDVDW TS-H653Q
Audio
NVIDIA High Definition Audio

and for further refrence some more detailed infrmation on my GPU

Graphics

NVIDIA GeForce GTX 760
Manufacturer NVIDIA
Model GeForce GTX 760
Device ID 10DE-1187
Revision A2
Subvendor EVGA (3842)
Current Performance Level Level 0
Voltage 0.962 V
Technology 28 nm
Bus Interface PCI Express x16
Temperature 92 °F
GPU Clock 0 MHz
Memory Clock 324 MHz
Driver version 10.18.13.6822
BIOS Version 80.04.c4.00.60
Physical Memory 2047 MB
Virtual Memory 2048 MB
Count of performance levels : 1
Level 1 - "Perf Level 0"
GPU Clock 135 MHz
Shader Clock 324 MHz

So what I want to ask is

1. Will replacing or upgrading my GPU fix this crashing issue I've been having?

 

 

I should also note that I sent my machine for a tune-up just last week and the guy who did it said he made sure to u pdate my NVIDIA drivers tot he latest version.
2. what GPU would any of you recommend if so?