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AMD Ryzen 5 7520U vs Intel i5-1235U vs i3-N305

The CPUs selected in this comparison belong in different CPU Classes: Laptop, Mobile/Embedded. Consider, selecting CPUs from simliar CPU Class for more apt comparison. The values below were tabulated from a combined 7744 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.

×AMD Ryzen 5 7520U×Intel Core i5-1235U×Intel Core i3-N305+ ADD
Price Search Online Search Online Search Online
Socket TypeFP6FCBGA1744FCBGA1264
CPU ClassLaptopLaptop, Mobile/EmbeddedLaptop, Mobile/Embedded
Clockspeed2.8 GHz1.3 GHz0.8 GHz
Turbo SpeedUp to 4.3 GHzUp to 4.4 GHzUp to 3.8 GHz
# of Physical Cores4 (Threads: 8)10 (Threads: 12)8 (Threads: 8)
CacheL1: 256KB, L2: 2.0MB, L3: 4MBL1: 928KB, L2: 6.5MB, L3: 12MBL1: 768KB, L2: 4.0MB, L3: 6MB
TDP15W15W15W
Yearly Running Cost$2.74$2.74$2.74
Otherwith Radeon GraphicsIntel Iris Xe GraphicsIntel UHD Graphics
First Seen on ChartQ1 2023Q1 2022Q1 2023
# of Samples11305850764
CPU Value0.041.231.1
Single Thread Rating(% diff. to max in group)2414(-22.4%)3110(0.0%)2096(-32.6%)
CPU Mark(% diff. to max in group)9062(-28.8%)12733(0.0%)9597(-24.6%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 6th of December 2025 - Higher results represent better performance
AMD Ryzen 5 7520U
9,062
Intel Core i5-1235U
12,733
Intel Core i3-N305
9,597
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 6th of December 2025 - Higher results represent better value
AMD Ryzen 5 7520U
NA
Intel Core i5-1235U
41.2
Intel Core i3-N305
31.1
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 6th of December 2025 - Higher results represent better performance
AMD Ryzen 5 7520U
2,414
Intel Core i5-1235U
3,110
Intel Core i3-N305
2,096
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.
AMD Ryzen 5 7520U Intel Core i5-1235U Intel Core i3-N305
Max TDP15W15W15W
Power consumption per day (kWh)NANANA
Running cost per dayNANANA
Power consumption per year (kWh)NANANA
Running cost per yearNANANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.