am I stuck with only the options of HD Graphics 4000, HD Graphics 3000, HD Graphics 2000/1000?

here is my info

Operating System: Windows 7 Home Premium 64-bit (6.1, Build 7601)
System Manufacturer: Gateway
System Model: SX2801
BIOS: Default System BIOS
Processor: Pentium(R) Dual-Core CPU E5700 @ 3.00GHz (2 CPUs), 3.0GHz
Memory: 6144MB RAM
Page File: 1647MB used, 10569MB available
DirectX Version: DirectX 11

Device: Intel(r) G45/G43 Express Chipset
Manufacturer: Intel Corporation
Chip Type: Intel(R) 4 Series Express Chipset Family
DAC Type: Internal
Approx. Total Memory: 1695 MB
Current Display Mode: 1600 x 900 (32 bit) (60Hz)
Monitor: Generic PnP Monitor