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Intel i7-8665U vs i7-7920HQ

The Intel Core i7-8665U @ 1.90GHz is newer than Intel Core i7-7920HQ @ 3.10GHz, while Intel Core i7-7920HQ @ 3.10GHz is around 15% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. However, Intel Core i7-8665U @ 1.90GHz uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 1674 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 i7-8665U @ 1.90GHz×Intel Core i7-7920HQ @ 3.10GHz+ ADD
Price Search Online Search Online
Socket TypeFCBGA1528FCBGA1440
CPU ClassLaptopLaptop
Clockspeed1.9 GHz3.1 GHz
Turbo SpeedUp to 4.8 GHzUp to 4.1 GHz
# of Physical Cores4 (Threads: 8)4 (Threads: 8)
CacheL1: 256KB, L2: 1.0MB, L3: 8MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP15W45W
Yearly Running Cost$2.74$8.21
OtherIntel UHD Graphics 620Intel HD Graphics 630
First Seen on ChartQ2 2019Q2 2017
# of Samples1392282
CPU Value8.812.9
Single Thread Rating(% diff. to max in group)2187(-1.3%)2216(0.0%)
CPU Mark(% diff. to max in group)6234(-15.1%)7345(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 5th of February 2025 - Higher results represent better performance
Intel Core i7-8665U @ 1.90GHz
6,234
Intel Core i7-7920HQ @ 3.10GHz
7,345
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 5th of February 2025 - Higher results represent better value
Intel Core i7-8665U @ 1.90GHz
8.8
Intel Core i7-7920HQ @ 3.10GHz
12.9
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 5th of February 2025 - Higher results represent better performance
Intel Core i7-8665U @ 1.90GHz
2,187
Intel Core i7-7920HQ @ 3.10GHz
2,216
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 i7-8665U @ 1.90GHz Intel Core i7-7920HQ @ 3.10GHz
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.