RPF Raspberry Pi Model B (256MB)

Overview
Earlier production run Raspberry Pi Model Bs (pre mid-October?) have only 256MB of RAM. All subsequent Model Bs have 512MB of RAM.

Model B Pis use a SMSC LAN9512 (LAN9512-JZX) USB 2.0 hub and FE controller.

Links of Interest

 * elinux.org's Raspberry Pi subsection
 * Board revision table w/ pictures


 * A birthday present from Broadcom on the Raspberry Pi Foundation's news feed
 * Full documentation for the VideoCore IV graphics core (used in the BCM2835) as well as a complete source release of the graphics stack used by the BCM21553 cellphone SoC (which also has a VideoCore IV core) has been released

Models

 * Raspberry Pi products • RPF Raspberry Pi series


 * RPF Raspberry Pi Model B (256MB) • PPage • OpenNet
 * Broadcom BCM2835 @700MHz 1x ARM1176JZF-S (ARMv6 )
 * 256MB RAM, 2x USB 2.0


 * RPF Raspberry Pi Model B (512MB) • PPage • OpenNet
 * Broadcom BCM2835 @700MHz 1x ARM1176JZF-S (ARMv6 )
 * 512MB RAM, 2x USB 2.0


 * RPF Raspberry Pi Model B+ (512MB) • PPage • OpenNet
 * Broadcom BCM2835 @700MHz 1x ARM1176JZF-S (ARMv6)
 * 512MB RAM, 4x USB 2.0


 * RPF Raspberry Pi 2 Model B (1GB) • PPage • OpenNet
 * Broadcom BCM2836 @900MHz 4x ARM (Cortex-A7) (ARMv7)
 * 1GB RAM, 4x USB 2.0