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Intel i3-1305U vs i7-7820HQ

The Intel Core i3-1305U is newer than Intel Core i7-7820HQ @ 2.90GHz and is around 20% faster in multi-threaded (CPU Mark) testing. The Intel Core i3-1305U is around 43% faster in single-thread testing. Also, Intel Core i3-1305U uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class. The values below were tabulated from a combined 2368 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 i3-1305U×Intel Core i7-7820HQ @ 2.90GHz+ ADD
Price Search Online Search Online
Socket TypeFCBGA1744FCBGA1440
CPU ClassLaptopLaptop
Clockspeed1.6 GHz2.9 GHz
Turbo SpeedUp to 4.5 GHzUp to 3.9 GHz
# of Physical Cores5 (Threads: 6)4 (Threads: 8)
CacheL1: 464KB, L2: 3.3MB, L3: 10MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP15W45W
Yearly Running Cost$2.74$8.21
OtherIntel UHD Graphics for 13th Gen Intel ProcessorsIntel HD Graphics 630
First Seen on ChartQ2 2023Q1 2017
# of Samples3602008
CPU Value27.919.0
Single Thread Rating(% diff. to max in group)3034(0.0%)2115(-30.3%)
CPU Mark(% diff. to max in group)8630(0.0%)7185(-16.8%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 5th of December 2025 - Higher results represent better performance
Intel Core i3-1305U
8,630
Intel Core i7-7820HQ @ 2.90GHz
7,185
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 5th of December 2025 - Higher results represent better value
Intel Core i3-1305U
27.9
Intel Core i7-7820HQ @ 2.90GHz
19.0
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 5th of December 2025 - Higher results represent better performance
Intel Core i3-1305U
3,034
Intel Core i7-7820HQ @ 2.90GHz
2,115
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 i3-1305U Intel Core i7-7820HQ @ 2.90GHz
Max TDP15W45W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.