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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-920 @ 2.67GHz vs Intel Core2 Quad Q9400 @ 2.66GHz

The values for the CPUs below are determined from thousands of PerformanceTest benchmark results and are updated daily.

×Intel Core i7-920 @ 2.67GHz×Intel Core2 Quad Q9400 @ 2.66GHz+ ADD
Price$348.951$38.031
Socket TypeLGA1366LGA775
CPU ClassDesktopDesktop
Clockspeed2.7 GHz2.7 GHz
Turbo SpeedUp to 2.9 GHzNot Supported
# of Physical Cores4 (Threads: 8)4 (Threads: 4)
Max TDP130W95W
Yearly Running Cost$23.73$17.34
First Seen on ChartQ4 2008Q4 2008
# of Samples58272174
Cross-Platform Rating87245268
Single Thread Rating12301141
CPU Mark27342054
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 15th of August 2020 - Higher results represent better performance
Intel Core i7-920 @ 2.67GHz
2,734
Intel Core2 Quad Q9400 @ 2.66GHz
2,054
CPU Value (CPU Mark / $Price)
As of 15th of August 2020 - Higher results represent better value
Intel Core i7-920 @ 2.67GHz
7.83
Intel Core2 Quad Q9400 @ 2.66GHz
54.01
CPU Single Thread Rating
As of 15th of August 2020 - Higher results represent better performance
Intel Core i7-920 @ 2.67GHz
1,230
Intel Core2 Quad Q9400 @ 2.66GHz
1,141

Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per dayAverage CPU Utilization (0-100%)1Power cost, $ per kWh2
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.
Intel Core i7-920 @ 2.67GHzIntel Core2 Quad Q9400 @ 2.66GHz
Max TDP130W95W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
Power consumption per year (kWh)abcabc
Running cost per yearabcabc
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.