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AMD A6-4455M APU vs Intel Celeron B820

The Intel Celeron B820 @ 1.70GHz is newer than AMD A6-4455M APU and has comparable multi-threaded (CPU Mark) and single-thread rating. However, AMD A6-4455M APU uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 533 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 A6-4455M APU×Intel Celeron B820 @ 1.70GHz+ ADD
Price Search Online Search Online
Socket TypeFP2PGA988B
CPU ClassLaptopLaptop
Clockspeed2.1 GHz1.7 GHz
Turbo SpeedUp to 2.6 GHzNot Supported
# of Physical Cores2 (in 1 physical modules)2 (Threads: 2)
CacheL1: 160KB, L2: 4.0MB, L1: 128KB, L2: 0.5MB, L3: 2MB
TDP17W35W
Yearly Running Cost$3.10$6.39
Other
First Seen on ChartQ3 2012Q3 2012
# of Samples215318
CPU Value0.027.6
Single Thread Rating(% diff. to max in group)771(0.0%)752(-2.5%)
CPU Mark(% diff. to max in group)792(-2.1%)809(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 16th of March 2025 - Higher results represent better performance
AMD A6-4455M APU
792
Intel Celeron B820 @ 1.70GHz
809
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 16th of March 2025 - Higher results represent better value
AMD A6-4455M APU
NA
Intel Celeron B820 @ 1.70GHz
27.6
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 16th of March 2025 - Higher results represent better performance
AMD A6-4455M APU
771
Intel Celeron B820 @ 1.70GHz
752
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 A6-4455M APU Intel Celeron B820 @ 1.70GHz
Max TDP17W35W
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.