We've tested the D-Link DGE-530T NIC containing the Marvell Yukon in two systems running FreeAXP 288 and XP x64, 7 x64, Vista x64, and Vista x32, all without issue.
D-Link DGE-530T:
www.dlink.com/products/?pid=284
At this point it looks like an issue with the NIC implementation in the Samsung laptops. I'll put a section in the FreeAXP release notes describing the problem and suggested workarounds (DE435, Driver update, USB NIC).