bang ,laptop gw ini anehh ..
SPEK :

Intel Core i3 2370M
Windows 7 Ultimate Edition 64-bit (Build 7600)
CPU Arch : 1 CPU - 2 Cores - 4 Threads
CPU PSN : Intel Core i3-2370M CPU @ 2.40GHz
CPU EXT : MMX, SSE (1, 2, 3, 3S, 4.1, 4.2), EM64T, VT-x, AVX
CPUID : 6.A.7 / Extended : 6.2A
CPU Cache : L1 : 2 x 32 / 2 x 32 KB - L2 : 2 x 256 KB
CPU Cache : L3 : 3072 KB
Core : Sandy Bridge (32 nm) / Stepping : D2
Freq : 1197.22 MHz (99.77 * 12)
MB Brand : Type2 - Board Vendor Name1
MB Model : Type2 - Board Product Name1
NB : Intel Sandy Bridge rev 09
SB : Intel ID1E59 rev 04
GPU Type : AMD Radeon HD 7500/7600 Series
DirectX Version : 11.0
RAM : 4096 MB DDR3 Dual Channel
RAM Speed : 665.2 MHz (1:5) @ 9-9-9-24
Slot 1 : 2048MB (10700)
Slot 1 Manufacturer : Elpida
Slot 2 : 2048MB (10700)
Slot 2 Manufacturer : Samsung

itu bang Spek nya .
gw maen GTA IV kok Nge-Lag bgt bang ,patah2 ,trs ada jeda kyk refresh rate ny jg bang
kasih solusi dong abang2 yang udah mahir dan ngerti