Kst: Kst (KDE4 Plotting Tool)
Kst:
Kst: Kst is the fastest real-time large-dataset viewing and plotting 
Kst: tool available  (You may  be  interested  in  some  benchmarks)
Kst: and has built-in data analysis functionality.
Kst:
Kst:
Kst:
Kst:
Kst:
Kst: