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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Celeron 877 @ 1.40GHz vs Intel Pentium 987 @ 1.50GHz

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


×Intel Celeron 877 @ 1.40GHz×Intel Pentium 987 @ 1.50GHz+ ADD
PriceSearch OnlineSearch Online
Socket TypeBGA1023FCBGA1023
CPU ClassLaptopLaptop
Clockspeed1.4 GHz1.5 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
Max TDP17W17W
Yearly Running Cost$3.10$3.10
First Seen on ChartQ2 2012Q2 2012
# of Samples126161
Cross-Platform Rating21141232
Single Thread Rating6535033
CPU Mark711499
3 - Single thread rating may be higher than the overall rating, thread performance is just one component of the CPU Mark.

CPU Mark Rating
As of 15th of July 2020 - Higher results represent better performance
Intel Celeron 877 @ 1.40GHz
 711
Intel Pentium 987 @ 1.50GHz
 499
PassMark Software © 2008-2020
CPU Single Thread Rating
As of 15th of July 2020 - Higher results represent better performance
Intel Celeron 877 @ 1.40GHz
 653
Intel Pentium 987 @ 1.50GHz
 503
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 Pentium 987 @ 1.50GHz
Max TDP17W17W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
Power consumption per year (kWh)abcabc
Running cost per yearabcabc
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.