Template:mpu The Athlon MP 1900+ (OPN AMP1900DMS3C) based on the Palomino core was a 32-bit x86 multiprocessor developed by AMD and introduced in late 2001 for the server and workstation market. This MPU operated at 1.6 GHz with a FSB transfer rate of 266 MT/s (x12 multiplier). This processor, which was based on the K7 microarchitecture, was manufactured on a mature 180 nm copper interconnect technology at AMD's Fab 30 in Dresden, Germany.