1024^3 = 1073741824 2048^3 = 8589934592 / 1024^3 = 8. It depends on the implementation. Some implementations are more computationally expensive than others.

1024^3 = 1073741824 2048^3 = 8589934592 / 1024^3 = 8. It depends on the implementation. Some implementations are more computationally expensive than others. See: http://devcentral.f5.com/weblogs/macvittie/archive/2010/09/10/f5-friday-the-2048-bit-keys-to-the-kingdom.aspx http://devcentral.f5.com/weblogs/macvittie/archive/2010/09/1... Average of 5x reduction in transactions per second when moving from 1024 bit to 2048 bit keys.