Windows na Notebooku (Nižší výkon ?)

Dobrý den, nedávno jsem si pořídil Windows 8 PRO a poslední dobou se mi lagujou hry, které by měli jít na maximum, který jsem testoval na systemrequirementslab.com.
Můj HW:
Processor
Intel(R) Core(TM) i3 CPU M 330 @ 2.13GHz
Manufacturer Intel
Speed 2.1 GHz
Number of Cores 4
CPU ID BFEBFBFF00020652
Family 06
Model 25
Stepping 2
Revision
Video Card ř
ada ATI Mobility Radeon HD 5000 (Microsoft Corporation WDDM v1.20)
Manufacturer ATI
Chipset ATI Mobility Radeon HD 5000 Series (Microsoft Corporation- WDDM v1.20)
Dedicated Memory 512 MB
Total Memory 1.7 GB
Pixel Shader Version 5.0
Vertex Shader Version 5.0
Hardware T & L Yes
Vendor ID 1002
Device ID 68E0
Plug and Play ID VEN_1002&DEV_68E0&SUBSYS_1BF21043&REV_00
Driver Version 8.97.10.6
Memory 3.0 GB
Operating System Microsoft Windows 8, 32-bit
Service Pack 0
Size 32 Bit
Edition Basic
Version 6.2.9200
Locale 0405
BIOS
BIOS Date: 10/30/09 15:13:23 Ver: 08.00.10
Version American Megatrends Inc. K52Je.211
Manufacturer American Megatrends Inc.
Date 10/30/09
Display Maximum Resolution 1366 x 768
Sound Device 1 Zvukov?? za????zen?? High Definition Audio
Driver Version 6.2.9200.16384
Sound Device 2 Zvukový zařízení High Definition Audio
Driver Version 6.2.9200.16653
DVD Slimtype DVD A DS8A5SH
CD Slimtype DVD A DS8A5SH
Drive 1
Size 204.0 GB
Free 177.3 GB
Drive 2
Size 94.0 GB
Free 10.9 GB
Browsers
Internet Explorer 10.0.9200.16721
Chrome 30.0.1599.101
Firefox
Safari
Software
Java 7.0.450
Flash 11.9.900.117
DirectX 11.0
.NET 3.5.30729.4926
QuickTime
Adobe PDF Reader