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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i5-1235U vs i3-1215U 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 5234 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 i5-1235U×Intel Core i3-1215U×Intel Core i3-N305+ ADD
Price Search Online Search Online Search Online
Socket TypeFCBGA1744FCBGA1744FCBGA1264
CPU ClassLaptop, Mobile/EmbeddedLaptopLaptop, Mobile/Embedded
Clockspeed1.3 GHz1.2 GHz0.8 GHz
Turbo SpeedUp to 4.4 GHzUp to 4.4 GHzUp to 3.8 GHz
# of Physical Cores10 (Threads: 12)6 (Threads: 8)8 (Threads: 8)
CacheL1: 928KB, L2: 6.5MB, L3: 12MBL1: 544KB, L2: 4.5MB, L3: 10MBL1: 768KB, L2: 4.0MB, L3: 6MB
TDP15W15W15W
Yearly Running Cost$2.74$2.74$2.74
OtherIntel Iris Xe GraphicsIntel UHD Graphics for 12th Gen Intel ProcessorsIntel UHD Graphics
First Seen on ChartQ1 2022Q1 2022Q1 2023
# of Samples34071466361
CPU Value42.30.031.8
Single Thread Rating(% diff. to max in group)3172(-2.6%)3256(0.0%)2148(-34.0%)
CPU Mark(% diff. to max in group)13085(0.0%)10649(-18.6%)9837(-24.8%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 1st of April 2025 - Higher results represent better performance
Intel Core i5-1235U
13,085
Intel Core i3-1215U
10,649
Intel Core i3-N305
9,837
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 1st of April 2025 - Higher results represent better value
Intel Core i5-1235U
42.3
Intel Core i3-1215U
NA
Intel Core i3-N305
31.8
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 1st of April 2025 - Higher results represent better performance
Intel Core i5-1235U
3,172
Intel Core i3-1215U
3,256
Intel Core i3-N305
2,148
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 i5-1235U Intel Core i3-1215U 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.