You could post us a save of your dxdiag logfile, so we can see your system stats.
For that go to Start and type in "dxdiag", then run it and save the report to a txt file and attach it to a post here.
Card name: ATI Radeon HD 4200
Manufacturer: ATI Technologies Inc.
Chip type: ATI display adapter (0x9710)
DAC type: Internal DAC(400MHz)
Device Key: Enum\PCI\VEN_1002&DEV_9710&SUBSYS_2A92103C&REV_00
Display Memory: 3065 MB
Dedicated Memory: 253 MB
Shared Memory: 2811 MB
Current Mode: 1920 x 1080 (32 bit) (59Hz)
Monitor Name: Generic PnP Monitor
Monitor Model: HP w2338h
Monitor Id: HWP281B
Native Mode: 1920 x 1080(p) (60.000Hz)
Output Type: HD15
Driver Name: atiumd64.dll,atidxx64.dll,atiumdag,atidxx32,atiumdva,atiumd6a.cap,atitmm64.dll
Driver File Version: 8.14.0010.0678 (English)
Driver Version: 8.630.0.0
DDI Version: 10.1
Driver Model: WDDM 1.1
Driver Attributes: Final Retail
Driver Date/Size: 6/28/2009 18:37:00, 4349952 bytes
WHQL Logo'd: n/a
WHQL Date Stamp: n/a
Device Identifier: {D7B71EE2-D450-11CF-2A71-980AA1C2C535}
Vendor ID: 0x1002
Device ID: 0x9710
SubSys ID: 0x2A92103C
Revision ID: 0x0000
Driver Strong Name: oem2.inf:ATI.Mfg.NTamd64.6.1:ati2mtag_RS880:8.630.0.0:pci\ven_1002&dev_9710&subsys_2a92103c
Rank Of Driver: 00E60001
Operating System: Windows 7 Home Premium 64-bit (6.1, Build 7600) (7600.win7_gdr.100618-1621)
Language: English (Regional Setting: English)
System Manufacturer: HP-Pavilion
System Model: NY549AA-ABA p6230y
BIOS: BIOS Date: 08/31/09 13:56:34 Ver: 5.02
Processor: AMD Phenom(tm) II X4 810 Processor (4 CPUs), ~2.6GHz
Memory: 8192MB RAM
Available OS Memory: 7928MB RAM
Page File: 2150MB used, 13703MB available
Windows Dir: C:\Windows
DirectX Version: DirectX 11
DX Setup Parameters: Not found
User DPI Setting: Using System DPI
System DPI Setting: 96 DPI (100 percent)
DWM DPI Scaling: Disabled
DxDiag Version: 6.01.7600.16385 32bit Unicode
umm this good?