GTA 4 dando lag nas teclas W S A D

Question

Tenho GTA 4 original e meu PC ta dentro das recomendações de hardware do jogo, só que quando aperto as teclas w s a d e um lag pra cada aperto se eu aperta sem parar qualquer uma dessas e ele praticamente para, queria saber se alguém conhece alguma configuração pra acabar com isso.
Rodo ele com um AMD Phenom II X4 3.4 Black, ATI HD5670 1 GB, 4GB memória Dual Chanel, Fonte 680W e Win7.
Não tenho problema com qualquer jogo instalado no meu PC só com o GTA4.
 
Olha só ai os requerimentos dele, o meu PC era pra rodar sem problemas:
1) SYSTEM REQUIREMENTS
Supported Operating Systems are:
    Windows Vista (plus Service Pack 1)   
    Windows XP (plus Service Pack 3)
        plus DirectX 9
        plus Microsoft .NET Framework 3.5
Minimum Hardware Requirements:
    Processor: Intel Core 2 Duo 1.8Ghz, AMD Athlon X2 64 2.4Ghz
    Memory: 1.5GB
    Free Hard Drive Space: 16GB
    Video Card: 256MB NVidia 7900 / 256MB ATI X1900
    DirectX 9 compatible Stereo Sound Card
    Keyboard
    Mouse
Recommended Hardware Requirements:
    Processor: Intel Core 2 Quad 2.4Ghz, AMD Phenom X3 2.1Ghz
    Memory: 2GB (Windows XP) 2.5GB (Windows Vista)
    Free Hard Drive Space: 18GB
    Video Card: 512MB NVIDIA 8600 / 512MB ATI 3870
    DirectX 9 compatible Surround Sound Card
    Keyboard
    Mouse

Answer 1

sweetbonanzatrpro: <a href=" https://sweetbonanzatr.pro/# ">sweet bonanza oyna</a> - sweet bonanza oyna

Answer 2

http://pinupzerkalo.fun/# бонусы пин ап
pin up casino

Answer 3

бонусы пин ап: <a href=" https://pinupzerkalo.fun/# ">бонусы пин ап</a> - Официальный Сайт

Answer 4

бонусы пин ап <a href=" https://www.papermodelers.com/forum/members/tuwnegdacw.html ">пинап казино</a> or <a href=" https://www.tjarksa.com/ext.php?ref=http://pinupzerkalo.fun ">pinco</a>
https://cse.google.mu/url?sa=t&url=https://pinupzerkalo.fun Официальный Сайт
<a href=https://www.google.com.fj/url?sa=t&url=https://pinupzerkalo.fun>пин ап зеркало</a> pinco and <a href=https://visualchemy.gallery/forum/profile.php?id=4451014>пинап казино</a> Официальный Сайт

Answer 5

https://biznes-fabrika.kz/# пин ап кз
pinup bet and casino

Answer 6

https://biznes-fabrika.kz/# пинап
pinup bet and casino

Answer 7

http://sweetbonanzatr.pro/# sweetbonanzatr.pro

Answer 8

pin up zerkalo: <a href=" http://pinupzerkalo.fun/# ">пин ап вход</a> - пинко

Answer 9

https://amoxil1st.shop/# top-rated pills

Answer 10

top-rated pills: <a href=" http://amoxil1st.shop/# ">Compare Prices</a> - top-rated pills