Yes ! Same issue here.
Its starts with 4Mb and at end of the day its about 200Mb.
DP45SG + win7x64 (7600) + 6.10.6224.0
Anyone more ?
With a solution ?
I have the same problem too, with DG45ID. The stacsv64.exe will eat about 2G of memory, untill the system can't keep running...