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Intel i5-540UM vs i3-380M

The Intel Core i5-540UM @ 1.20GHz is newer than Intel Core i3-380M @ 2.53GHz, while Intel Core i3-380M @ 2.53GHz is around 17% faster in multi-threaded (CPU Mark) testing, it is around 20% faster in single-thread testing. However, Intel Core i5-540UM @ 1.20GHz uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 2322 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 i5-540UM @ 1.20GHz×Intel Core i3-380M @ 2.53GHz+ ADD
Price Search Online $129.95 - BUY
Socket TypeBGA1288PGA988A
CPU ClassLaptopLaptop
Clockspeed1.2 GHz2.5 GHz
Turbo SpeedUp to 2.0 GHzNot Supported
# of Physical Cores2 (Threads: 4)2 (Threads: 4)
CacheL1: 64KB, L2: 0.3MB, L3: 3MBL1: 128KB, L2: 0.5MB, L3: 3MB
TDP18W35W
Yearly Running Cost$3.28$6.39
Other
First Seen on ChartQ1 2011Q4 2010
# of Samples222300
CPU Value0.09.3
Single Thread Rating(% diff. to max in group)818(-19.9%)1021(0.0%)
CPU Mark(% diff. to max in group)1002(-16.9%)1205(0.0%)

CPU Mark Rating
As of 2nd of April 2025 - Higher results represent better performance
Intel Core i5-540UM @ 1.20GHz
1,002
Intel Core i3-380M @ 2.53GHz
1,205
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 2nd of April 2025 - Higher results represent better value
Intel Core i5-540UM @ 1.20GHz
NA
Intel Core i3-380M @ 2.53GHz
9.3
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 2nd of April 2025 - Higher results represent better performance
Intel Core i5-540UM @ 1.20GHz
818
Intel Core i3-380M @ 2.53GHz
1,021
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 i5-540UM @ 1.20GHz Intel Core i3-380M @ 2.53GHz
Max TDP18W35W
Power consumption per day (kWh)0.040.07
Running cost per day$0.009$0.018
Power consumption per year (kWh)13.125.6
Running cost per year$3.28$6.39
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.