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AMD Athlon 5350 APU vs Intel Core2 Quad Q8400

The AMD Athlon 5350 APU is newer than Intel Core2 Quad Q8400 @ 2.66GHz, while Intel Core2 Quad Q8400 @ 2.66GHz is around 14% faster in multi-threaded (CPU Mark) testing, it is around 39% faster in single-thread testing. However, AMD Athlon 5350 APU uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 2305 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 5350 APU×Intel Core2 Quad Q8400 @ 2.66GHz+ ADD
Price Search Online Search Online
Socket TypeAM1,FS1BLGA775
CPU ClassDesktopDesktop
Clockspeed2.1 GHz2.7 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
CacheL1: 256KB, L2: 2.0MB, L1: 256KB, L2: 4.0MB, L3: 0MB
TDP25W95W
Yearly Running Cost$4.56$17.34
Otherwith Radeon R3
First Seen on ChartQ1 2014Q2 2009
# of Samples6631642
CPU Value12.116.0
Single Thread Rating(% diff. to max in group)699(-38.8%)1142(0.0%)
CPU Mark(% diff. to max in group)1787(-13.5%)2066(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 26th of December 2024 - Higher results represent better performance
AMD Athlon 5350 APU
1,787
Intel Core2 Quad Q8400 @ 2.66GHz
2,066
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 26th of December 2024 - Higher results represent better value
AMD Athlon 5350 APU
12.1
Intel Core2 Quad Q8400 @ 2.66GHz
16.0
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 26th of December 2024 - Higher results represent better performance
AMD Athlon 5350 APU
699
Intel Core2 Quad Q8400 @ 2.66GHz
1,142
PassMark Software © 2008-2024
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 5350 APU Intel Core2 Quad Q8400 @ 2.66GHz
Max TDP25W95W
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.