Processor (CPU)
CPU Name
Intel® Core™2 Quad CPU Q9400 @ 2.66GHz
Threading
1 CPU - 4 Core - 4 Threads
Frequency
4715.84 MHz (8 * 589.48 MHz)
Multiplier
Current: 8 / Min: 6 / Max: 8
Architecture
Yorkfield / Stepping: R0 / Technology: 45 nm
CPUID / Ext.
6.7.A / 6.17
IA Extensions
MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, EM64T, VT-x
Caches
L1D : 32 KB / L2 : 3072 KB
Caches Assoc.
L1D : 8-way / L2 : 12-way
Microcode
Rev. 0xA07
TDP / Vcore
95 Watts / 1.213 Volts
Type
Retail (Stock Frequency : 2666 MHz)
Cores Frequencies
#00: 4715.8 MHz  #01: 4715.8 MHz  #02: 4715.8 MHz  #03: 4715.8 MHz 
Motherboard
Model
000001
Socket
Socket 775 LGA
North Bridge
Intel P45/P43/G45/G43 rev A3
South Bridge
Intel 82801JR (ICH10R) rev 00
BIOS
American Megatrends Inc. 64-1102-000001-00101111-061110-Eaglelake (06/11/10)
Memory (RAM)
Total Size
666 MB
Type
Single Channel (64 bit) DDR3-SDRAM
Frequency
589.5 MHz (DDR3-1180) - Ratio 1:1
Timings
8-8-8-24-2 (tCAS-tRCD-tRP-tRAS-tCR)
Graphic Card (GPU)
Miscellaneous
Windows Version
Microsoft Windows XP Professional
CPU-Z Version
2.14.0 (32 bit)