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Intel Pentium G645 vs Celeron G555

The Intel Celeron G555 @ 2.70GHz is newer than Intel Pentium G645 @ 2.90GHz and has comparable multi-threaded (CPU Mark) and single-thread rating. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 407 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.

×Intel Pentium G645 @ 2.90GHz×Intel Celeron G555 @ 2.70GHz+ ADD
Price $40.99 - BUY $65.1 - BUY
Socket TypeLGA1155LGA1155
CPU ClassDesktopDesktop
Clockspeed2.9 GHz2.7 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 128KB, L2: 0.5MB, L3: 3MBL1: 128KB, L2: 0.5MB, L3: 2MB
TDP65W65W
Yearly Running Cost$11.86$11.86
Other
First Seen on ChartQ1 2012Q1 2012
# of Samples39314
CPU Value34.921.3
Single Thread Rating(% diff. to max in group)1341(0.0%)1289(-3.9%)
CPU Mark(% diff. to max in group)1432(0.0%)1388(-3.1%)

CPU Mark Rating
As of 15th of January 2025 - Higher results represent better performance
Intel Pentium G645 @ 2.90GHz
1,432
Intel Celeron G555 @ 2.70GHz
1,388
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 15th of January 2025 - Higher results represent better value
Intel Pentium G645 @ 2.90GHz
34.9
Intel Celeron G555 @ 2.70GHz
21.3
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 15th of January 2025 - Higher results represent better performance
Intel Pentium G645 @ 2.90GHz
1,341
Intel Celeron G555 @ 2.70GHz
1,289
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.
Intel Pentium G645 @ 2.90GHz Intel Celeron G555 @ 2.70GHz
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.