IXYS VBE26-12NO7 Rectifier.

Hi, I have two IXYS Im planig to use un my Hiraga 30W. The spec say 40ns, so they are fast. Someone tryed them, and if so did you notice / hear any difference?
IMG_3132.jpg

They have pins, not flat one to use cable shoe.
The pins are 1.5mm dia. Solder them maybe.

Frank