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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i7-3840QM vs i7-7920HQ

The Intel Core i7-7920HQ @ 3.10GHz is newer than Intel Core i7-3840QM @ 2.80GHz also around 20% faster in multi-threaded (CPU Mark) testing, it is around 13% faster in single-thread testing. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 1085 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 i7-3840QM @ 2.80GHz×Intel Core i7-7920HQ @ 3.10GHz+ ADD
Price Search Online Search Online
Socket TyperPGA988BFCBGA1440
CPU ClassLaptopLaptop
Clockspeed2.8 GHz3.1 GHz
Turbo SpeedUp to 3.8 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
TDP45W45W
Yearly Running Cost$8.21$8.21
OtherIntel HD Graphics 630
First Seen on ChartQ3 2012Q2 2017
# of Samples808277
CPU Value10.813.0
Single Thread Rating(% diff. to max in group)1931(-13.3%)2227(0.0%)
CPU Mark(% diff. to max in group)5911(-19.8%)7374(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 22nd of December 2024 - Higher results represent better performance
Intel Core i7-3840QM @ 2.80GHz
5,911
Intel Core i7-7920HQ @ 3.10GHz
7,374
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 22nd of December 2024 - Higher results represent better value
Intel Core i7-3840QM @ 2.80GHz
10.8
Intel Core i7-7920HQ @ 3.10GHz
13.0
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 22nd of December 2024 - Higher results represent better performance
Intel Core i7-3840QM @ 2.80GHz
1,931
Intel Core i7-7920HQ @ 3.10GHz
2,227
PassMark Software © 2008-2024
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 i7-3840QM @ 2.80GHz Intel Core i7-7920HQ @ 3.10GHz
Max TDP45W45W
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.