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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Celeron G555 @ 2.70GHz vs Intel Pentium G840 @ 2.80GHz

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


×Intel Celeron G555 @ 2.70GHz×Intel Pentium G840 @ 2.80GHz+ ADD
Price$45
BUY NOW!		$34.991
Socket TypeLGA1155FCLGA1155
CPU ClassDesktopDesktop
Clockspeed2.7 GHz2.8 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
Max TDP65W65W
Yearly Running Cost$11.86$11.86
First Seen on ChartQ1 2012Q2 2011
# of Samples13206
Cross-Platform Rating02963
Single Thread Rating1275312263
CPU Mark12681110
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
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 1st of March 2021 - Higher results represent better performance
Intel Celeron G555 @ 2.70GHz
 1,268
Intel Pentium G840 @ 2.80GHz
 1,110
PassMark Software © 2008-2021
CPU Value (CPU Mark / $Price)
As of 1st of March 2021 - Higher results represent better value
Intel Celeron G555 @ 2.70GHz
 28.18
Intel Pentium G840 @ 2.80GHz
 31.72
PassMark Software © 2008-2021
CPU Single Thread Rating
As of 1st of March 2021 - Higher results represent better performance
Intel Celeron G555 @ 2.70GHz
 1,275
Intel Pentium G840 @ 2.80GHz
 1,226
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 G555 @ 2.70GHzIntel Pentium G840 @ 2.80GHz
Max TDP65W65W
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.