Processor (CPU)
CPU Name
Intel® Xeon® CPU E5420 @ 2.50GHz
Threading
1 CPU - 4 Core - 4 Threads
Frequency
1991.75 MHz (7.5 * 265.57 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
1.24 Volts
Temperature
18 °C / 64 °F
Type
Retail (Stock Frequency : 2500 MHz)
Cores Frequencies
#00: 1991.75 MHz  #01: 1991.75 MHz  #02: 1991.75 MHz  #03: 1991.75 MHz 
Motherboard
Model
Asus P5B SE
Socket
Socket 771 LGA
North Bridge
Intel P965/G965 rev C2
South Bridge
Intel 82801HB/HR (ICH8/R) rev B0
BIOS
American Megatrends Inc. 1103 (06/04/2009)
Memory (RAM)
Total Size
5120 MB
Type
Dual Channel (128 bit) DDR2-SDRAM
Frequency
265.6 MHz (DDR2-532) - Ratio 1:1
Timings
5-6-6-15-2 (tCAS-tRCD-tRP-tRAS-tCR)
Slot #1 Module
Kingston 2048 MB (DDR2-800)
Slot #2 Module
Transcend Information 1024 MB (DDR2-800) - P/N: JM800QLU-1G
Slot #3 Module
Kingston 2048 MB (DDR2-800)
Graphic Card (GPU)
GPU Type
ATI Radeon HD 2400 Series (RV610) @ 700 MHz
GPU Brand
PC Partner
GPU VRAM
256 MB @ 700 MHz
Storage (HDD/SSD)
Model #1
SPCC Solid State Disk
Capacity #1
32 GB
Display
Screen #1
Samsung SyncMaster (SAM002A)
Screen #1 Spec
15.7 inches (39.9 cm) / 1024 x 768 pixels @ 50-160 Hz
Miscellaneous
Windows Version
Microsoft Windows Vista (6.0) Ultimate Edition 64-bit
CPU-Z Version
1.78.3 (64 bit)