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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i7-840QM vs i7-2620M

The Intel Core i7-2620M @ 2.70GHz is newer than Intel Core i7-840QM @ 1.87GHz also around 19% faster in multi-threaded (CPU Mark) testing, it is around 22% faster in single-thread testing. However, Intel Core i7-840QM @ 1.87GHz uses around 25% more power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 2272 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 i7-840QM @ 1.87GHz×Intel Core i7-2620M @ 2.70GHz+ ADD
Price $85 - BUY Search Online
Socket TypePGA988ABGA1023
CPU ClassLaptopLaptop
Clockspeed1.9 GHz2.7 GHz
Turbo SpeedUp to 3.2 GHzUp to 3.4 GHz
# of Physical Cores4 (Threads: 8)2 (Threads: 4)
CacheL1: 256KB, L2: 1.0MB, L3: 8MBL1: 128KB, L2: 0.5MB, L3: 4MB
TDP45W35W
Yearly Running Cost$8.21$6.39
Other
First Seen on ChartQ3 2010Q1 2011
# of Samples2382034
CPU Value23.030.8
Single Thread Rating(% diff. to max in group)1138(-22.0%)1459(0.0%)
CPU Mark(% diff. to max in group)1952(-19.4%)2423(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 21st of November 2024 - Higher results represent better performance
Intel Core i7-840QM @ 1.87GHz
1,952
Intel Core i7-2620M @ 2.70GHz
2,423
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 21st of November 2024 - Higher results represent better value
Intel Core i7-840QM @ 1.87GHz
23.0
Intel Core i7-2620M @ 2.70GHz
30.8
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 21st of November 2024 - Higher results represent better performance
Intel Core i7-840QM @ 1.87GHz
1,138
Intel Core i7-2620M @ 2.70GHz
1,459
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 i7-840QM @ 1.87GHz Intel Core i7-2620M @ 2.70GHz
Max TDP45W35W
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.