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AMD Phenom 9650 Quad- vs Intel Core2 Quad Q9450

The AMD Phenom 9650 Quad-Core is newer than Intel Core2 Quad Q9450 @ 2.66GHz and is around -20% slower in multi-threaded (CPU Mark) testing. The AMD Phenom 9650 Quad-Core is around -19% slower in single-thread testing. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 1355 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.

  • The first section will show basic information for each CPU selected.
  • The additional graphs shows the CPU Mark and Single Thread values of each CPU selected.
  • An accompany graph, if price data is available, will shows the value for money, in terms of the CPU Mark/Thread Rating per dollar.
  • The last section will show approximate yearly running costs for the CPUs.

×AMD Phenom 9650 Quad-Core×Intel Core2 Quad Q9450 @ 2.66GHz+ ADD
Price Search Online Search Online
Socket TypeAM2+LGA775
CPU ClassDesktopDesktop
Clockspeed2.3 GHz2.7 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
CacheL1: 512KB, L2: 2.0MB, L3: 2MBL1: 256KB, L2: 12.0MB, L3: 0MB
TDP95W95W
Yearly Running Cost$17.34$17.34
Other
First Seen on ChartQ4 2008Q4 2008
# of Samples516839
CPU Value44.461.9
Single Thread Rating(% diff. to max in group)916(-18.7%)1127(0.0%)
CPU Mark(% diff. to max in group)1777(-19.5%)2208(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 9th of November 2025 - Higher results represent better performance
AMD Phenom 9650 Quad-Core
1,777
Intel Core2 Quad Q9450 @ 2.66GHz
2,208
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 9th of November 2025 - Higher results represent better value
AMD Phenom 9650 Quad-Core
44.4
Intel Core2 Quad Q9450 @ 2.66GHz
61.9
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 9th of November 2025 - Higher results represent better performance
AMD Phenom 9650 Quad-Core
916
Intel Core2 Quad Q9450 @ 2.66GHz
1,127
PassMark Software © 2008-2025
Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day Average CPU Utilization (0-100%)1 Power cost, $ per kWh2
8
25
1Average user usage is typically low and can vary from task to task. An estimate load 25% is nominal.
2Typical power costs vary around the world. Check your last power bill for details. Values of $0.15 to $0.45 per kWh are typical.
AMD Phenom 9650 Quad-Core Intel Core2 Quad Q9450 @ 2.66GHz
Max TDP95W95W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.