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AMD Athlon II X4 600e vs Intel Core2 Quad Q9400

The AMD Athlon II X4 600e is newer than Intel Core2 Quad Q9400 @ 2.66GHz, while Intel Core2 Quad Q9400 @ 2.66GHz is around 16% faster in multi-threaded (CPU Mark) testing, it is around 20% faster in single-thread testing. However, AMD Athlon II X4 600e uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 2533 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 Athlon II X4 600e×Intel Core2 Quad Q9400 @ 2.66GHz+ ADD
Price Search Online Search Online
Socket TypeAM3LGA775
CPU ClassDesktopDesktop
Clockspeed2.2 GHz2.7 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
CacheL1: 512KB, L2: 2.0MB, L1: 256KB, L2: 6.0MB, L3: 0MB
TDP45W95W
Yearly Running Cost$8.21$17.34
Other
First Seen on ChartQ4 2009Q4 2008
# of Samples222511
CPU Value90.485.7
Single Thread Rating(% diff. to max in group)913(-19.8%)1138(0.0%)
CPU Mark(% diff. to max in group)1795(-16.4%)2147(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 8th of April 2025 - Higher results represent better performance
AMD Athlon II X4 600e
1,795
Intel Core2 Quad Q9400 @ 2.66GHz
2,147
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 8th of April 2025 - Higher results represent better value
AMD Athlon II X4 600e
90.4
Intel Core2 Quad Q9400 @ 2.66GHz
85.7
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 8th of April 2025 - Higher results represent better performance
AMD Athlon II X4 600e
913
Intel Core2 Quad Q9400 @ 2.66GHz
1,138
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 Athlon II X4 600e Intel Core2 Quad Q9400 @ 2.66GHz
Max TDP45W95W
Power consumption per day (kWh)0.090.19
Running cost per day$0.022$0.048
Power consumption per year (kWh)32.969.3
Running cost per year$8.21$17.34
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.