Here this might help. Sorry I'm not really good at understanding this technical stuff.
Manufacturer: Advanced Micro Devices, Inc. Chip type: AMD Radeon HD 7660D (0x9901) DAC type: Internal DAC(400MHz) Device Type: Full Device Device Key: Enum\PCI\VEN_1002&DEV_9901&SUBSYS_367417AA&REV_00 Display Memory: 4156 MB Dedicated Memory: 733 MB Shared Memory: 3423 MB Current Mode: 1920 x 1080 (32 bit) (60Hz) Monitor Name: Dell S2240T(HDMI) Monitor Model: DELL S2240T Monitor Id: DELA096 Native Mode: 1920 x 1080(p) (60.000Hz) Output Type: HDMI Driver Name: aticfx64.dll,aticfx64.dll,aticfx64.dll,aticfx32,aticfx32,aticfx32,atiumd64.dll,atidxx64.dll,atidxx64.dll,atiumdag,atidxx32,atidxx32,atiumdva,atiumd6a.cap,atitmm64.dll Driver File Version: 8.17.0010.1151 (English) Driver Version: 9.3.0.0 DDI Version: 11 Feature Levels: 11.0,10.1,10.0,9.3,9.2,9.1 Driver Model: WDDM 1.2 Graphics Preemption: DMA Compute Preemption: DMA Driver Attributes: Final Retail Driver Date/Size: 10/24/2012 20:04:22, 1120768 bytes WHQL Logo'd: Yes WHQL Date Stamp: Device Identifier: {D7B71EE2-DA41-11CF-6570-7E16BEC2C535} Vendor ID: 0x1002 Device ID: 0x9901 SubSys ID: 0x367417AA Revision ID: 0x0000 Driver Strong Name: oem5.inf:cb0ae41404f8bf0c:ati2mtag_Trinity_Desktop:9.3.0.0😛ci\ven_1002&dev_9901&subsys_367417aa Rank Of Driver: 00E00001 Video Accel: ModeMPEG2_A ModeMPEG2_C DXVA2 Modes: DXVA2_ModeMPEG2_VLD DXVA2_ModeMPEG2_IDCT DXVA2_ModeH264_VLD_NoFGT DXVA2_ModeVC1_VLD