Been suitable for current HighEnd-PCs. Beside another increase of the transference-installments, the DDR2-Technologie brings one improved electronic architecture. This is an important prerequisite for another increase of the bar-frequencies. The use of this module-technology necessitates also particular Main-boards. Measurements approximately 133 x 30 mm Guarantee 10 years Mistake-correction non-ECC PC2 800, 800MHZ, CL5 1024 MB,