Processor (CPU)
CPU Name
Intel® Xeon® CPU E5540 @ 2.53GHz
Threading
1 CPU - 2 Core - 4 Threads
Frequency
4711.68 MHz (21 * 224.37 MHz) - Uncore: 3589.9 MHz
Multiplier
Current: 21 / Min: 12 / Max: 21
Architecture
Gainestown / Stepping: D0 / Technology: 45 nm
CPUID / Ext.
6.A.5 / 6.1A
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. 0x11
TDP / Vcore
80 Watts / 1.475 Volts
Type
Retail (Stock Frequency : 2533 MHz)
Cores Frequencies
#00: 4711.68 MHz  #01: 4711.68 MHz 
Motherboard
Model
Asus Rampage III Extreme
Socket
Socket 1366 LGA
North Bridge
Intel X58 rev 13
South Bridge
Intel 82801JR (ICH10R) rev 00
BIOS
American Megatrends Inc. 1401 (05/12/2011)
Memory (RAM)
Total Size
4096 MB
Type
Dual Channel (128 bit) DDR3-SDRAM
Frequency
673.1 MHz (DDR3-1346) - Ratio 2:6
Timings
8-8-8-20-1 (tCAS-tRCD-tRP-tRAS-tCR)
Slot #1 Module
G.Skill 2048 MB (DDR3-1337) - XMP 1.1 - P/N: F3-18400CL8-2GBPIS
Slot #2 Module
G.Skill 2048 MB (DDR3-1337) - XMP 1.1 - P/N: F3-18400CL8-2GBPIS
Graphic Card (GPU)
GPU Type
AMD Radeon HD 7900 Series (Tahiti) @ 1000 MHz
GPU Brand
PC Partner
GPU VRAM
3072 MB @ 1450 MHz
Storage (HDD/SSD)
Model #1
Seagate ST3160815AS
Capacity #1
160 GB
Display
Screen #1
JT269x6-1 (JEN50C6)
Screen #1 Spec
25.5 inches (64.8 cm) / 1920 x 1200 pixels @ 55-76 Hz
Miscellaneous
Windows Version
Microsoft Windows 7 (6.1) Ultimate Edition 64-bit
CPU-Z Version
1.78.0 (64 bit)