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CPU Benchmarks

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AMD Phenom II X3 B77 vs A6-3620 APU

The AMD Phenom II X3 B77 is newer than AMD A6-3620 APU is around 33% faster in single-thread testing. Also, AMD Phenom II X3 B77 uses around 38% more power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 326 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 X3 B77×AMD A6-3620 APU+ ADD
Price Search Online Search Online
Socket TypeAM2+/AM3FM1
CPU ClassDesktopDesktop
Clockspeed3.2 GHz2.2 GHz
Turbo SpeedNot SupportedUp to 2.5 GHz
# of Physical Cores3 (Threads: 3)4 (Threads: 4)
CacheL1: 384KB, L2: 1.5MB, L3: 6MBL1: 512KB, L2: 4.0MB,
TDP95W65W
Yearly Running Cost$17.34$11.86
Other
First Seen on ChartQ2 2012Q1 2012
# of Samples5321
CPU Rank37343700
CPU Value82.784.1
Single Thread Rating(% diff. to max in group)1310(0.0%)986(-24.8%)
CPU Mark(% diff. to max in group)1844(-2.5%)1891(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 6th of March 2026 - Higher results represent better performance
AMD Phenom II X3 B77
1,844
AMD A6-3620 APU
1,891
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 6th of March 2026 - Higher results represent better value
AMD Phenom II X3 B77
82.7
AMD A6-3620 APU
84.1
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 6th of March 2026 - Higher results represent better performance
AMD Phenom II X3 B77
1,310
AMD A6-3620 APU
986
PassMark Software © 2008-2026
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 X3 B77 AMD A6-3620 APU
Max TDP95W65W
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.