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AMD Phenom II P820 Triple- vs Phenom II N850 Triple-

The AMD Phenom II N850 Triple-Core is newer than AMD Phenom II P820 Triple-Core also around 19% faster in multi-threaded (CPU Mark) testing, it is around 20% faster in single-thread testing. However, AMD Phenom II N850 Triple-Core uses around 33% more power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 132 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 Phenom II P820 Triple-Core×AMD Phenom II N850 Triple-Core+ ADD
Price Search Online Search Online
Socket TypeS1S1
CPU ClassLaptopLaptop
Clockspeed1.8 GHz2.2 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores3 (Threads: 3)3 (Threads: 3)
CacheL1: 384KB, L2: 1.5MB, L1: 384KB, L2: 1.5MB,
TDP25W35W
Yearly Running Cost$4.56$6.39
Other
First Seen on ChartQ3 2010Q3 2010
# of Samples3993
CPU Value0.052.7
Single Thread Rating(% diff. to max in group)717(-20.2%)898(0.0%)
CPU Mark(% diff. to max in group)1068(-19.0%)1318(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 26th of February 2025 - Higher results represent better performance
AMD Phenom II P820 Triple-Core
1,068
AMD Phenom II N850 Triple-Core
1,318
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 26th of February 2025 - Higher results represent better value
AMD Phenom II P820 Triple-Core
NA
AMD Phenom II N850 Triple-Core
52.7
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 26th of February 2025 - Higher results represent better performance
AMD Phenom II P820 Triple-Core
717
AMD Phenom II N850 Triple-Core
898
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 Phenom II P820 Triple-Core AMD Phenom II N850 Triple-Core
Max TDP25W35W
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.