I get this question every couple of days, so I’m throwing it on the blog:
QUESTION: "How much RAM will (Cougar) Small Business Server 2008 need, and what’s the maximum amount of RAM it will support?"
ANSWER: Here are the current System Requirements for Windows Small Business Server 2008 Standard (one server) and Premium (second server):
Server 1 (SBS 2008 Standard):
- Processor: 2 GHz or faster x64 min. (no 32-bit servers folks)
- Memory: 4 GB RAM recommended / 32 GB maximum
- Available Disk Space: 60 GB minimum free space
Server 2 (SBS 2008 Premium):
- Processor: 2 GHz (x86/x64 processors) or 1 GHz (IA64) or faster
- Memory: 2 GB RAM recommended
- Available Disk Space: 12.2 GB minimum free space
Both Servers Also Require:
- 1 Network Card: Ethernet network interface card from the windows server catalog
- Internet: Some Internet functionality may require Internet access (fees may apply) and a Windows Live ID Account
- Fax Modem: Fax Services require fax modem (only if you fax)
- Supported Client Operating Systems:
Microsoft Windows XP Professional Edition SP2 or later;
Windows Vista Business, Enterprise, and Ultimate;
Windows Mobile 5.0 or later- DVD-ROM drive
- Super-VGA (800 × 600) or higher-resolution monitor
- Keyboard and Microsoft® Mouse or compatible pointing device
Source: Microsoft SBS Site