kvr400 = kingston value ram pc3200
c2.5 = cas 2.5
Kingston Value Ram 400Mhz (2,5-3-3-*) (KVR400X64C25)
may or may not contain Winbond BH-5, CH-5, Micron 46V32M8 -5B C, Hynix D43, D5, Samsung TCCC, TCC4 look at the chips (maybe relabeled)
so its one of the above... when did ya buy them ??
ages ago - could be bh5 or ch5 (great)
recently - could be tccc or tcc4 (not as great but reasonable)
the others - ok but not great... what do they clock to ?