Momentum Jaguar ATX board has a Rm9000 processor (internal name Gemini) . This can be single core or dual core. The board has a Marvell Discovery II (MV64340) system controller. Newer versions of the board have a Marvell Discovery III (MV64440) system controller. This new board is called Jaguar-3.
A detailed block diagram can be found at: http://www.momenco.com/products/jag-atx.html
The board supports upto 384 MB memory with 128 MB supported by the Discovery controller and 256 MB supported by the Rm9000 core. The Discovery controller has three onboard Gigabit Ethernet interfaces, two PCI busses (2 64-bit PCI slots and 2 32-bit PCI slots), serial port (16550 compatible). The board also has a Hypertransport interface.
This board is supported in Linux 2.4 and 2.6 versions (32-bit and 64-bit). The Hypertransport interface is compatible with Alliance Natasha/Sipacket HT-PCIX bridge and the PLX HT-PCIX bridge
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