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CPU Benchmarks

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Intel i7-2677M vs i3-3120M

The Intel Core i3-3120M @ 2.50GHz is newer than Intel Core i7-2677M @ 1.80GHz, while Intel Core i7-2677M @ 1.80GHz is around 11% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. However, Intel Core i7-2677M @ 1.80GHz uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 1573 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 Core i7-2677M @ 1.80GHz×Intel Core i3-3120M @ 2.50GHz+ ADD
Price Search Online Search Online
Socket TypeBGA1023PGA988
CPU ClassLaptopLaptop
Clockspeed1.8 GHz2.5 GHz
Turbo SpeedUp to 2.9 GHzNot Supported
# of Physical Cores2 (Threads: 4)2 (Threads: 4)
CacheL1: 128KB, L2: 0.5MB, L3: 4MBL1: 128KB, L2: 0.5MB, L3: 3MB
TDP17W35W
Yearly Running Cost$3.10$6.39
Other
First Seen on ChartQ3 2011Q1 2012
# of Samples1741399
CPU Value0.015.4
Single Thread Rating(% diff. to max in group)1260(-0.9%)1271(0.0%)
CPU Mark(% diff. to max in group)1912(0.0%)1696(-11.3%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 7th of April 2025 - Higher results represent better performance
Intel Core i7-2677M @ 1.80GHz
1,912
Intel Core i3-3120M @ 2.50GHz
1,696
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 7th of April 2025 - Higher results represent better value
Intel Core i7-2677M @ 1.80GHz
NA
Intel Core i3-3120M @ 2.50GHz
15.4
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 7th of April 2025 - Higher results represent better performance
Intel Core i7-2677M @ 1.80GHz
1,260
Intel Core i3-3120M @ 2.50GHz
1,271
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 Core i7-2677M @ 1.80GHz Intel Core i3-3120M @ 2.50GHz
Max TDP17W35W
Power consumption per day (kWh)0.030.07
Running cost per day$0.009$0.018
Power consumption per year (kWh)12.425.6
Running cost per year$3.10$6.39
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.