$ hostinfo
Mach kernel version:
         Darwin Kernel Version 8.6.2: Thu Apr 13 18:48:29 PDT 2006; root:xnu-792.9.59.obj~1/RELEASE_I386
Kernel configured for up to 2 processors.
2 processors are physically available.
2 processors are logically available.
Processor type: i486 (Intel 80486)
Processors active: 0 1
Primary memory available: 512.00 megabytes
Default processor set: 51 tasks, 173 threads, 2 processors
Load average: 0.14, Mach factor: 1.85

$ uname -a
Darwin Madoka-2.local 8.6.2 Darwin Kernel Version 8.6.2: Thu Apr 13 18:48:29 PDT 2006; root:xnu-792.9.59.obj~1/RELEASE_I386 i386 i386

$ ./cpuinfo 
vendor_id       : GenuineIntel
cpu family      : 6
model           : 14
stepping        : 8
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat cflsh dts acpi mmx fxsr sse sse2 ss ht tm pbe pni monitor vmx est tm2 xtpr nx
cpu MHz         : 1831.326
model name      : Genuine Intel(R) CPU           T2400  @ 1.83GHz