Number of cores         1 (max 1)
Number of threads       1 (max 1)
Name                    Intel Pentium 4
Codename                Northwood
Specification           Intel(R) Pentium(R) 4 CPU 2.66GHz
Package (platform ID)   Socket 478 mPGA (0x2)
CPUID                   F.2.7
Extended CPUID          F.2
Brand ID                9
Core Stepping           C1
Technology              0.13 um
Core Speed              2004.5 MHz
Multiplier x FSB        20.0 x 100.2 MHz
Rated Bus speed         400.9 MHz
Stock frequency         2666 MHz
Instructions sets       MMX, SSE, SSE2
L1 Data cache           8 KBytes, 4-way set associative, 64-byte line size
Trace cache             12 Kuops, 8-way set associative
L2 cache                512 KBytes, 8-way set associative, 64-byte line size
FID/VID Control         no

##</code><code>##

This is Perl 5.010001
           Rate  range repeat  isook unpack substr
range  117311/s     --    -6%    -7%   -24%   -81%
repeat 124414/s     6%     --    -2%   -20%   -80%
isook  126456/s     8%     2%     --   -18%   -79%
unpack 155069/s    32%    25%    23%     --   -74%
substr 607361/s   418%   388%   380%   292%     --