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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Celeron 877 @ 1.40GHz vs Intel Celeron B820 @ 1.70GHz

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


×Intel Celeron 877 @ 1.40GHz×Intel Celeron B820 @ 1.70GHz+ ADD
PriceSearch Online$39.291
Socket TypeBGA1023PGA988B
CPU ClassLaptopLaptop
Clockspeed1.4 GHz1.7 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores22
Max TDP17W35W
Yearly Running Cost$3.10$6.39
First Seen on ChartQ2 2012Q2 2012
# of Samples125268
Single Thread Rating714827
CPU Mark12911431

CPU Mark Rating
As of 17th of February 2020 - Higher results represent better performance
Intel Celeron 877 @ 1.40GHz
 1,291
Intel Celeron B820 @ 1.70GHz
 1,431
PassMark Software © 2008-2020
CPU Value (CPU Mark / $Price)
As of 17th of February 2020 - Higher results represent better value
Intel Celeron 877 @ 1.40GHz
 NA
Intel Celeron B820 @ 1.70GHz
 36.42
PassMark Software © 2008-2020
CPU Single Thread Rating
As of 17th of February 2020 - Higher results represent better performance
Intel Celeron 877 @ 1.40GHz
 714
Intel Celeron B820 @ 1.70GHz
 827
PassMark Software © 2008-2020

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.
Intel Celeron 877 @ 1.40GHzIntel Celeron B820 @ 1.70GHz
Max TDP17W35W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
Power consumption per year (kWh)abcabc
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Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.