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AMD Athlon II X4 640 vs Intel Core2 Quad Q9500

The AMD Athlon II X4 640 is newer than Intel Core2 Quad Q9500 @ 2.83GHz however both CPUs have comparable multi-threaded (CPU Mark) and single-thread rating. 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 2163 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 640×Intel Core2 Quad Q9500 @ 2.83GHz+ ADD
Price $69.95 - BUY Search Online
Socket TypeAM3LGA775
CPU ClassDesktopDesktop
Clockspeed3.0 GHz2.8 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
CacheL1: 512KB, L2: 2.0MB, L3: 6MBL1: 256KB, L2: 6.0MB, L3: 0MB
TDP95W95W
Yearly Running Cost$17.34$17.34
Other
First Seen on ChartQ2 2010Q2 2010
# of Samples1828335
CPU Value32.445.7
Single Thread Rating(% diff. to max in group)1211(-0.2%)1213(0.0%)
CPU Mark(% diff. to max in group)2265(0.0%)2241(-1.1%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 10th of November 2025 - Higher results represent better performance
AMD Athlon II X4 640
2,265
Intel Core2 Quad Q9500 @ 2.83GHz
2,241
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 10th of November 2025 - Higher results represent better value
AMD Athlon II X4 640
32.4
Intel Core2 Quad Q9500 @ 2.83GHz
45.7
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 10th of November 2025 - Higher results represent better performance
AMD Athlon II X4 640
1,211
Intel Core2 Quad Q9500 @ 2.83GHz
1,213
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 640 Intel Core2 Quad Q9500 @ 2.83GHz
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.