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Intel i5-6400 vs i5-3570K

The Intel Core i5-6400 @ 2.70GHz is newer than Intel Core i5-3570K @ 3.40GHz and has comparable multi-threaded (CPU Mark) and single-thread rating. However, Intel Core i5-3570K @ 3.40GHz uses around 17% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 14626 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 i5-6400 @ 2.70GHz×Intel Core i5-3570K @ 3.40GHz+ ADD
Price $76.9 - BUY $99 - BUY
Socket TypeLGA 1151LGA1155
CPU ClassDesktopDesktop
Clockspeed2.7 GHz3.4 GHz
Turbo SpeedUp to 3.3 GHzUp to 3.8 GHz
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
CacheL1: 256KB, L2: 1.0MB, L3: 6MBL1: 256KB, L2: 1.0MB, L3: 6MB
TDP65W77W
Yearly Running Cost$11.86$14.05
Other
First Seen on ChartQ3 2015Q2 2012
# of Samples46639963
CPU Value67.250.0
Single Thread Rating(% diff. to max in group)1956(-4.5%)2048(0.0%)
CPU Mark(% diff. to max in group)5164(0.0%)4953(-4.1%)

CPU Mark Rating
As of 27th of July 2024 - Higher results represent better performance
Intel Core i5-6400 @ 2.70GHz
5,164
Intel Core i5-3570K @ 3.40GHz
4,953
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 27th of July 2024 - Higher results represent better value
Intel Core i5-6400 @ 2.70GHz
67.2
Intel Core i5-3570K @ 3.40GHz
50.0
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 27th of July 2024 - Higher results represent better performance
Intel Core i5-6400 @ 2.70GHz
1,956
Intel Core i5-3570K @ 3.40GHz
2,048
PassMark Software © 2008-2024

Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per dayAverage CPU Utilization (0-100%)1Power cost, $ per kWh2
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 i5-6400 @ 2.70GHzIntel Core i5-3570K @ 3.40GHz
Max TDP65W77W
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.