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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i7-2840QM vs i7-2720QM

The Intel Core i7-2840QM @ 2.40GHz is newer than Intel Core i7-2720QM @ 2.20GHz, while the multi-threaded (CPU Mark) is simliar, Intel Core i7-2840QM @ 2.40GHz is around 8% faster in single-thread testing. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 1446 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 i7-2840QM @ 2.40GHz×Intel Core i7-2720QM @ 2.20GHz+ ADD
Price Search Online Search Online
Socket TyperPGA988BBGA1224
CPU ClassLaptopLaptop
Clockspeed2.4 GHz2.2 GHz
Turbo SpeedUp to 3.5 GHzUp to 3.3 GHz
# of Physical Cores4 (Threads: 8)4 (Threads: 8)
CacheL1: 256KB, L2: 1.0MB, L3: 8MBL1: 256KB, L2: 1.0MB, L3: 6MB
TDPNA245W
Yearly Running CostNA$8.21
Other
First Seen on ChartQ3 2012Q1 2011
# of Samples41442
CPU Value0.047.0
Single Thread Rating(% diff. to max in group)1493(0.0%)1369(-8.3%)
CPU Mark(% diff. to max in group)3842(-3.9%)3998(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
2 - Information not available. Do you know? Notify Us.

CPU Mark Rating
As of 21st of November 2024 - Higher results represent better performance
Intel Core i7-2840QM @ 2.40GHz
3,842
Intel Core i7-2720QM @ 2.20GHz
3,998
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 21st of November 2024 - Higher results represent better value
Intel Core i7-2840QM @ 2.40GHz
NA
Intel Core i7-2720QM @ 2.20GHz
47.0
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 21st of November 2024 - Higher results represent better performance
Intel Core i7-2840QM @ 2.40GHz
1,493
Intel Core i7-2720QM @ 2.20GHz
1,369
PassMark Software © 2008-2024
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 i7-2840QM @ 2.40GHz Intel Core i7-2720QM @ 2.20GHz
Max TDPNA45W
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.