The board comes in two versions which only differ in ram size (128MB vs 256MB) and ethernet. It weighs about 40g and is approx 86mm x 54mm x 20mm in size and is powered by 5V (same as USB). It uses an ARM cpu (version 6 core) and Broadcom BCM2835 Chip to handle graphics. USB and Ethernet is handled by SMSC chipset.

• CPU: ARM1176JZF-S 700Mhz
• RAM: 128MB
• Graphics: Broadcom BCM2835
• USB Host: SMSC LAN9512 (2.0 USB x 2 ports)
• Sound:
• Input:
• SD: YES
• Ethernet: not available

• CPU: ARM1176JZF-S 700Mhz
• RAM: 256MB
• Graphics: Broadcom BCM2835
• USB Host: SMSC LAN9512 (2.0 USB x 2 ports)
• Sound:
• Input:
• SD: YES
• Ethernet: SMSC LAN9512