* Posts by Ian Cullinan

2 publicly visible posts • joined 27 Mar 2007

Pay-as-you-drive roads coming to the UK

Ian Cullinan

So they're removing the tax on fuel then?

Because that's an effective tax on road usage and even weighted towards large, inefficient vehicles.

Make way for the 64 bit revolution

Ian Cullinan

x64 = more registers

You're forgetting one huge advantage x86-64 has over normal x86 - normal x86 is badly register-starved. x86-64 has a lot more registers, which means at lot less having to go looking in memory for data. Even if data is in L1 cache it's still quicker to have it in a register...