Messages in this thread | | | Date | Wed, 18 Mar 1998 16:46:12 -0500 (EST) | From | <> | Subject | Re: BogoMIPS revisitied...MMX |
| |
Well.. What bogomips do tell you is that differnt processors optimize differntly..
Two computers: P233 and PII-233 both running the same Linux kernel, P233-400bogos PII233-200bogos.. DES2 client ran 15% faster on the P233 over the PII233.. :)
On Wed, 18 Mar 1998, Gerard Roudier wrote:
> > On Tue, 17 Mar 1998, George Bonser wrote: > > > Here is an interesting array: > > > > AMD K5-100: 199.07 BMPS > > INTEL P-60: 23.96 BMPS > > Cryix 6x86 P150+ (at 120MHz): 52.33 BMPS > > INTEL 486-DX266: 33.08 BMPS. > > This BogoPENIS^H^H^H^H^HMIPS comparison shows how fast these processors > are able to execute some useless code. > This perhaps speeds up M$ O/Ses ... ;) > > > Why is the AMD 100MHz CPU 4x faster (in BogoMIPS) than a Cyrix running a > > 20% higher clock speed? I would say that the AMD CPU Microcode is > > optimized more toward the type of instruction that the bogomips loop > > executes. Why is it nearly 10x faster than the Intel chip? > > Seems the AMD K5 branch prediction algorithm and execution units are very > fortunate with the Bogo loop. > But the normal Pentium and the Cryix (you did this fine mistake above :-) > P150+ seem to have great problem to predict the Bogo loop branch. Probably > just too lazy rabbits. :) > > > I dunno, but I think I will buy more AMD chips ;) > > Indeed, you should, if the Bogo MIPS result is your preferred Linux > application. ;) > > > Gerard. > > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.rutgers.edu >
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu
| |