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Intel Pentium 5405U vs i7-3520M

The Intel Pentium 5405U @ 2.30GHz is newer than Intel Core i7-3520M @ 2.90GHz, while Intel Core i7-3520M @ 2.90GHz is around 21% faster in multi-threaded (CPU Mark) testing, it is around 25% faster in single-thread testing. However, Intel Pentium 5405U @ 2.30GHz uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 2624 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 Pentium 5405U @ 2.30GHz×Intel Core i7-3520M @ 2.90GHz+ ADD
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Socket TypeFCBGA1528BGA1023
CPU ClassLaptopLaptop
Clockspeed2.3 GHz2.9 GHz
Turbo SpeedNA2Up to 3.6 GHz
# of Physical Cores2 (Threads: 4)2 (Threads: 4)
CacheL1: 128KB, L2: 0.5MB, L3: 2MBL1: 128KB, L2: 0.5MB, L3: 4MB
TDP15W35W
Yearly Running Cost$2.74$6.39
OtherIntel UHD Graphics 610
First Seen on ChartQ2 2019Q2 2012
# of Samples1572467
CPU Value14.023.3
Single Thread Rating(% diff. to max in group)1302(-24.5%)1725(0.0%)
CPU Mark(% diff. to max in group)2260(-20.5%)2844(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 7th of April 2025 - Higher results represent better performance
Intel Pentium 5405U @ 2.30GHz
2,260
Intel Core i7-3520M @ 2.90GHz
2,844
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 7th of April 2025 - Higher results represent better value
Intel Pentium 5405U @ 2.30GHz
14.0
Intel Core i7-3520M @ 2.90GHz
23.3
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 7th of April 2025 - Higher results represent better performance
Intel Pentium 5405U @ 2.30GHz
1,302
Intel Core i7-3520M @ 2.90GHz
1,725
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 Pentium 5405U @ 2.30GHz Intel Core i7-3520M @ 2.90GHz
Max TDP15W35W
Power consumption per day (kWh)0.030.07
Running cost per day$0.007$0.018
Power consumption per year (kWh)10.925.6
Running cost per year$2.74$6.39
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.