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Compare Intel® Products

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Product Name
Intel® Core™2 Quad Processor Q9505S (6M Cache, 2.83 GHz, 1333 MHz FSB) Intel® Core™2 Quad Processor Q9550 (12M Cache, 2.83 GHz, 1333 MHz FSB)
Code Name
Yorkfield Yorkfield
End of Life End of Life
Launch Date
Q3'09 Q1'08
Processor Number
Q9505S Q9550
6 MB L2 12 MB L2
Bus Speed
1333 MHz FSB 1333 MHz FSB
Instruction Set
64-bit 64-bit
Embedded Options Available
No No
45 nm 45 nm
VID Voltage Range
0.8500V-1.3625V 0.8500V-1.3625V
Recommended Customer Price
N/A $287.00
Link Link
FSB Parity
# of Cores
4 4
Processor Base Frequency
2.83 GHz 2.83 GHz
65 W 95 W
Package Specifications
76.3°C 71.4°C
Package Size
37.5mm x 37.5mm 37.5mm x 37.5mm
Processing Die Size
164 mm2 214 mm2
# of Processing Die Transistors
456 million 820 million
Sockets Supported
LGA775 LGA775
Low Halogen Options Available
Advanced Technologies
Intel® Turbo Boost Technology
No No
Intel® Hyper-Threading Technology
No No
Intel® Virtualization Technology (VT-x)
Yes Yes
Intel® Virtualization Technology for Directed I/O (VT-d)
Yes Yes
Intel® 64
Yes Yes
Idle States
Yes Yes
Enhanced Intel SpeedStep® Technology
Yes Yes
Intel® Demand Based Switching
No No
Thermal Monitoring Technologies
Yes Yes
Intel® Data Protection Technology
Intel® AES New Instructions
No No
Intel® Platform Protection Technology
Trusted Execution Technology
Yes Yes
Execute Disable Bit
Yes Yes