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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i7-4960X vs i5-8400

The Intel Core i5-8400 @ 2.80GHz is newer than Intel Core i7-4960X @ 3.60GHz, while Intel Core i7-4960X @ 3.60GHz is around 8% faster in multi-threaded (CPU Mark) testing, but Intel Core i5-8400 @ 2.80GHz is around 13% faster in single-thread testing. However, Intel Core i5-8400 @ 2.80GHz uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 7389 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 i7-4960X @ 3.60GHz×Intel Core i5-8400 @ 2.80GHz+ ADD
Price $179 - BUY $87.13 - BUY
Socket TypeLGA2011FCLGA1151-2
CPU ClassDesktopDesktop
Clockspeed3.6 GHz2.8 GHz
Turbo SpeedUp to 4.0 GHzUp to 4.0 GHz
# of Physical Cores6 (Threads: 12)6 (Threads: 6)
CacheL1: 384KB, L2: 1.5MB, L3: 15MBL1: 384KB, L2: 1.5MB, L3: 9MB
TDP130W65W
Yearly Running Cost$23.73$11.86
OtherIntel UHD Graphics 630
First Seen on ChartQ1 2013Q4 2017
# of Samples5296860
CPU Value56.1106.0
Single Thread Rating(% diff. to max in group)2073(-12.9%)2380(0.0%)
CPU Mark(% diff. to max in group)10042(0.0%)9234(-8.0%)

CPU Mark Rating
As of 26th of December 2024 - Higher results represent better performance
Intel Core i7-4960X @ 3.60GHz
10,042
Intel Core i5-8400 @ 2.80GHz
9,234
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 26th of December 2024 - Higher results represent better value
Intel Core i7-4960X @ 3.60GHz
56.1
Intel Core i5-8400 @ 2.80GHz
106.0
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 26th of December 2024 - Higher results represent better performance
Intel Core i7-4960X @ 3.60GHz
2,073
Intel Core i5-8400 @ 2.80GHz
2,380
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 i7-4960X @ 3.60GHz Intel Core i5-8400 @ 2.80GHz
Max TDP130W65W
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.