hi coffeetime, yea those are the right hardware specs, sorry for not postin them before.

im using KDE, and i have disabled the compiz.
this is what showed at the konsole:
01:05.0 VGA compatible controller: ATI Technologies Inc RS690M [Radeon X1200 Series] (prog-if 00 [VGA controller])
Subsystem: Micro-Star International Co., Ltd. Device 1022
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 64, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 18
Region 0: Memory at f0000000 (64-bit, prefetchable) [size=128M]
Region 2: Memory at fe9f0000 (64-bit, non-prefetchable) [size=64K]
Region 4: I/O ports at d000 [size=256]
Region 5: Memory at fe800000 (32-bit, non-prefetchable) [size=1M]
Expansion ROM at <unassigned> [disabled]
Capabilities: [50] Power Management version 2
Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-)
Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
Capabilities: [80] MSI: Enable- Count=1/1 Maskable- 64bit+
Address: 0000000000000000 Data: 0000