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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i7-620LM vs i5-520M

The Intel Core i7-620LM @ 2.00GHz is newer than Intel Core i5-520M @ 2.40GHz, while Intel Core i5-520M @ 2.40GHz is around 18% faster in multi-threaded (CPU Mark) testing, it is around 8% faster in single-thread testing. However, Intel Core i5-520M @ 2.40GHz uses around 33% more power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 3129 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 i7-620LM @ 2.00GHz×Intel Core i5-520M @ 2.40GHz+ ADD
Price Search Online Search Online
Socket TyperPGA988ABGA1288
CPU ClassLaptopLaptop
Clockspeed2.0 GHz2.4 GHz
Turbo SpeedUp to 2.8 GHzUp to 2.9 GHz
# of Physical Cores2 (Threads: 4)2 (Threads: 4)
CacheL1: 256KB, L2: 1.0MB, L3: 4MBL1: 128KB, L2: 0.5MB, L3: 3MB
TDP25W35W
Yearly Running Cost$4.56$6.39
Other
First Seen on ChartQ2 2010Q1 2010
# of Samples753054
CPU Value0.017.2
Single Thread Rating(% diff. to max in group)1010(-7.6%)1093(0.0%)
CPU Mark(% diff. to max in group)1406(-18.4%)1723(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 7th of January 2025 - Higher results represent better performance
Intel Core i7-620LM @ 2.00GHz
1,406
Intel Core i5-520M @ 2.40GHz
1,723
CPU Value (CPU Mark / $Price)
As of 7th of January 2025 - Higher results represent better value
Intel Core i7-620LM @ 2.00GHz
NA
Intel Core i5-520M @ 2.40GHz
17.2
CPU Single Thread Rating
As of 7th of January 2025 - Higher results represent better performance
Intel Core i7-620LM @ 2.00GHz
1,010
Intel Core i5-520M @ 2.40GHz
1,093
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 i7-620LM @ 2.00GHz Intel Core i5-520M @ 2.40GHz
Max TDP25W35W
Power consumption per day (kWh)0.050.07
Running cost per day$0.013$0.018
Power consumption per year (kWh)18.325.6
Running cost per year$4.56$6.39
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.