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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
Processor Number
Q9505S Q9550
End of Interactive Support End of Interactive Support
Launch Date
Q3'09 Q1'08
45 nm 45 nm
Recommended Customer Price
N/A $287.00
# of Cores
4 4
Processor Base Frequency
2.83 GHz 2.83 GHz
6 MB L2 12 MB L2
Bus Speed
1333 MHz FSB 1333 MHz FSB
65 W 95 W
VID Voltage Range
0.8500V-1.3625V 0.8500V-1.3625V
FSB Parity
Supplemental Information
Embedded Options Available
No No
Link Link
Package Specifications
Sockets Supported
LGA775 LGA775
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
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
Instruction Set
64-bit 64-bit
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