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Intel i7-4850HQ vs i7-3940XM

The Intel Core i7-4850HQ @ 2.30GHz is newer than Intel Core i7-3940XM @ 3.00GHz and has comparable multi-threaded (CPU Mark) and single-thread rating. However, Intel Core i7-3940XM @ 3.00GHz uses around 16% more power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 505 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 i7-4850HQ @ 2.30GHz×Intel Core i7-3940XM @ 3.00GHz+ ADD
Price Search Online Search Online
Socket TypeFCBGA1364rPGA988B
CPU ClassLaptopLaptop
Clockspeed2.3 GHz3.0 GHz
Turbo SpeedUp to 3.5 GHzUp to 3.9 GHz
# of Physical Cores4 (Threads: 8)4 (Threads: 8)
CacheL1: 256KB, L2: 1.0MB, L3: 6MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP47W55W
Yearly Running Cost$8.58$10.04
OtherIntel Iris Pro graphics 5200
First Seen on ChartQ3 2013Q4 2012
# of Samples308197
CPU Value14.117.1
Single Thread Rating(% diff. to max in group)1941(0.0%)1931(-0.5%)
CPU Mark(% diff. to max in group)6121(0.0%)5894(-3.7%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 12th of March 2025 - Higher results represent better performance
Intel Core i7-4850HQ @ 2.30GHz
6,121
Intel Core i7-3940XM @ 3.00GHz
5,894
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 12th of March 2025 - Higher results represent better value
Intel Core i7-4850HQ @ 2.30GHz
14.1
Intel Core i7-3940XM @ 3.00GHz
17.1
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 12th of March 2025 - Higher results represent better performance
Intel Core i7-4850HQ @ 2.30GHz
1,941
Intel Core i7-3940XM @ 3.00GHz
1,931
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 i7-4850HQ @ 2.30GHz Intel Core i7-3940XM @ 3.00GHz
Max TDP47W55W
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.