GSC 2.00

• PC with 300 MHz or faster Intel Pentium/Celeron or AMD K6/Athlon/Duron or compatible processor
• Windows XP Home/Professional with Service Pack 2, or Windows Vista
• 128 megabytes RAM
• 30 megabytes of available hard disk space
• 1024x768 or higher-resolution video adapter and monitor
• Internet connection

GSC 1.00

• PC with 300 MHz or faster Intel Pentium/Celeron or AMD K6/Athlon/Duron or compatible processor
• Windows 2000 with Service Pack 4, Windows XP Home/Professional with Service Pack 2, or Windows Vista
• 128 megabytes RAM
• 30 megabytes of available hard disk space
• 1024x768 or higher-resolution video adapter and monitor
• Internet connection

• PC with 733 MHz or faster processor
• 256 megabytes RAM
• 50 megabytes of available hard disk space
• Broadband Internet connection
• Microphone and sound card with speakers or headset