Processor (CPU)
CPU Name
Intel® Xeon® CPU X3440 @ 2.53GHz
Threading
1 CPU - 4 Core - 8 Threads
Frequency
2659.6 MHz (20 * 132.98 MHz) - Uncore: 2127.7 MHz
Multiplier
Current: 20 / Min: 9 / Max: 22
Architecture
Lynnfield / Stepping: B1 / Technology: 45 nm
CPUID / Ext.
6.E.5 / 6.1E
IA Extensions
MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, EM64T, VT-x
Caches
L1D : 32 KB / L2 : 256 KB / L3 : 8192 KB
Caches Assoc.
L1D : 8-way / L2 : 8-way / L3 : 16-way
Microcode
Rev. 0x7
TDP / Vcore
95 Watts / 2.16 Volts
Temperature
70 °C / 158 °F
Type
Retail (Stock Frequency : 2533 MHz)
Cores Frequencies
#00: 2659.60 MHz  #01: 2659.60 MHz  #02: 2659.60 MHz  #03: 2659.60 MHz 
Motherboard
Model
Atrust ST1
Socket
Socket 1156 LGA
North Bridge
Intel DMI Host Bridge rev 11
South Bridge
Intel 3420 rev 06
BIOS
American Megatrends Inc. 080015 (03/10/2011)
Memory (RAM)
Total Size
8192 MB
Type
Dual Channel (128 bit) DDR3-SDRAM
Frequency
664.9 MHz (DDR3-1330) - Ratio 2:10
Timings
9-9-9-24-1 (tCAS-tRCD-tRP-tRAS-tCR)
Slot #1 Module
4096 MB (DDR3-1337) - P/N: D3EH56082XH15AA
Slot #2 Module
4096 MB (DDR3-1337) - P/N: D3EH56082XH15AA
Graphic Card (GPU)
GPU Type
NVIDIA GeForce 8400GS @ 520 MHz
GPU Brand
0x0000 (0x0000)
GPU VRAM
512 MB @ 400 MHz
Storage (HDD/SSD)
Model #1
Western Digital WDC WD5000AACS-00ZUB0
Capacity #1
500 GB
Display
Screen #1
LG Electronics ( L1917S (GSM4AC6)
Screen #1 Spec
17.1 inches (43.4 cm) / 1280 x 1024 pixels @ 56-75 Hz
Miscellaneous
Windows Version
Microsoft Windows 7 (6.1) Professional 64-bit
CPU-Z Version
1.77.0 (64 bit)