Processor (CPU)
CPU Name
Intel® Xeon® CPU E5420 @ 2.50GHz
Threading
1 CPU - 4 Core - 4 Threads
Frequency
4125.25 MHz (7.5 * 550.03 MHz)
Multiplier
Current: 7.5 / Min: 6 / Max: 7.5
Architecture
Harpertown / Stepping: E0 / 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 : 6144 KB
Caches Assoc.
L1D : 8-way / L2 : 24-way
Microcode
Rev. 0xA07
Vcore
1.238 Volts
Type
Retail (Stock Frequency : 2500 MHz)
Cores Frequencies
#00: 4125.25 MHz  #02: 4125.25 MHz  #03: 4125.25 MHz  #01: 4125.25 MHz 
Motherboard
Model
Gigabyte EP45T-EXTREME
Socket
Socket 771 LGA
North Bridge
Intel P45/P43/G45/G43 rev A2
South Bridge
Intel 82801JR (ICH10R) rev 00
BIOS
Award Software International Inc. F5i (09/03/2009)
Memory (RAM)
Total Size
3584 MB
Type
Dual Channel (128 bit) DDR3-SDRAM
Frequency
733.4 MHz (DDR3-1466) - Ratio 3:4
Timings
6-6-6-16-2 (tCAS-tRCD-tRP-tRAS-tCR)
Graphic Card (GPU)
Storage (HDD/SSD)
Model #1
SAMSUNG SP1203N
Capacity #1
120 GB
Miscellaneous
Windows Version
Microsoft Windows XP Professional
CPU-Z Version
1.79.1 (32 bit)