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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Phenom II X4 820 vs AMD Athlon II X3 425

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

  • 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 II X4 820×AMD Athlon II X3 425+ ADD
Price Search Online Search Online
Socket TypeAM3AM3
CPU ClassDesktopDesktop
Clockspeed2.8 GHz2.7 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)3 (Threads: 3)
CacheL1: 512KB, L2: 2.0MB, L3: 4MBL1: 384KB, L2: 1.5MB,
TDP95W95W
Yearly Running Cost$17.34$17.34
Other
First Seen on ChartQ4 2009Q3 2009
# of Samples227165
CPU Value33.326.9
Single Thread Rating(% diff. to max in group)1116(0.0%)1086(-2.6%)
CPU Mark(% diff. to max in group)2065(0.0%)1570(-24.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 5th of December 2023 - Higher results represent better performance
AMD Phenom II X4 820
2,065
AMD Athlon II X3 425
1,570
PassMark Software © 2008-2023
CPU Value (CPU Mark / $Price)
As of 5th of December 2023 - Higher results represent better value
AMD Phenom II X4 820
33.3
AMD Athlon II X3 425
26.9
PassMark Software © 2008-2023
CPU Single Thread Rating
As of 5th of December 2023 - Higher results represent better performance
AMD Phenom II X4 820
1,116
AMD Athlon II X3 425
1,086
PassMark Software © 2008-2023

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.
AMD Phenom II X4 820AMD Athlon II X3 425
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.