Slower than Python

[Walter Bright]

On 3/2/2013 11:42 AM, Russel Winder wrote:
> On Sat, 2013-03-02 at 11:30 -0800, Walter Bright wrote:
>> On 3/2/2013 7:43 AM, Russel Winder wrote:
>>> For writing interpreters, RPython spanks C.
>>
>> What's RPython doing that makes it faster?
>
> Allowing PyPy to have a good JIT compiler.

I don't understand. Does that JIT generate faster code than a C compiler would 
generate?