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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$29.291
Socket TypeBGA1023PGA988B
CPU ClassLaptopLaptop
Clockspeed1.4 GHz1.7 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
Max TDP17W35W
Yearly Running Cost$3.10$6.39
First Seen on ChartQ2 2012Q2 2012
# of Samples128285
Cross-Platform Rating18682253
Single Thread Rating633737
CPU Mark643773
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 27th of February 2021 - Higher results represent better performance
Intel Celeron 877 @ 1.40GHz
 643
Intel Celeron B820 @ 1.70GHz
 773
PassMark Software © 2008-2021
CPU Value (CPU Mark / $Price)
As of 27th of February 2021 - Higher results represent better value
Intel Celeron 877 @ 1.40GHz
 NA
Intel Celeron B820 @ 1.70GHz
 26.41
PassMark Software © 2008-2021
CPU Single Thread Rating
As of 27th of February 2021 - Higher results represent better performance
Intel Celeron 877 @ 1.40GHz
 633
Intel Celeron B820 @ 1.70GHz
 737
PassMark Software © 2008-2021

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)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.