Processor (CPU)
CPU Name
AMD Athlon™ II X2 B28 Processor
Threading
1 CPU - 2 Core - 2 Threads
Frequency
4554.18 MHz (17 * 267.89 MHz) - Uncore: 1607.4 MHz
Multiplier
Current: 17 / Min: 4 / Max: 17
Architecture
Regor / Stepping: DA-C3 / Technology: 45 nm
CPUID / Ext.
F.6.3 / 10.6
IA Extensions
MMX(+), 3DNow!(+), SSE, SSE2, SSE3, SSE4A, x86-64, AMD-V
Caches
L1D : 64 KB / L2 : 1024 KB
Caches Assoc.
L1D : 2-way / L2 : 16-way
Microcode
Rev. 0x10000C8
TDP / Vcore
61.05 Watts / 1.4 Volts
Temperature
23.4 °C / 74 °F
Type
Retail (Stock Frequency : 3400 MHz)
Cores Frequencies
#00: 4554.2 MHz  #01: 4554.2 MHz 
Motherboard
Model
Asus Crosshair IV Formula
Socket
Socket AM3 (938)
North Bridge
AMD 890FX rev 02
South Bridge
AMD SB850 rev 40
BIOS
American Megatrends Inc. 2002 (04/01/2011)
Memory (RAM)
Total Size
3200 MB
Type
Dual Channel (128 bit) DDR3-SDRAM
Frequency
535.8 MHz (DDR3-1072) - Ratio 1:2
Timings
8-8-8-20-20-1 (tCAS-tRCD-tRP-tRAS-tRC-tCR)
Graphic Card (GPU)
Storage (HDD/SSD)
Model #1 Capacity
238.5 GiB (~260 GB)
Model #1 Type
Fixed - Bus: SCSI (1)
Model #2 Capacity
476.9 GiB (~510 GB)
Model #2 Type
Fixed - Bus: SCSI (1)
Model #3 Capacity
111.8 GiB (~120 GB)
Model #3 Type
Fixed - Bus: SCSI (1)
Miscellaneous
Windows Version
Microsoft Windows XP Professional
CPU-Z Version
2.02.0 (32 bit)