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Over 1,000,000 CPUs benchmarked

Intel i3-560 vs i5-655K

The Intel Core i3-560 @ 3.33GHz is newer than Intel Core i5-655K @ 3.20GHz and is around -19% slower in multi-threaded (CPU Mark) testing. The Intel Core i3-560 @ 3.33GHz is around -7% slower in single-thread testing. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 126 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 i3-560 @ 3.33GHz×Intel Core i5-655K @ 3.20GHz+ ADD
Price Search Online Search Online
Socket TypeLGA1156LGA1156
CPU ClassDesktopDesktop
Clockspeed3.3 GHz3.2 GHz
Turbo SpeedNot SupportedUp to 3.5 GHz
# of Physical Cores2 (Threads: 4)2 (Threads: 4)
CacheL1: 128KB, L2: 0.5MB, L3: 4MBL1: 256KB, L2: 1.0MB, L3: 4MB
TDP73W73W
Yearly Running Cost$13.32$13.32
Other
First Seen on ChartQ3 2010Q2 2010
# of Samples8046
CPU Rank38613582
CPU Value18.326.2
Single Thread Rating(% diff. to max in group)1341(-7.3%)1446(0.0%)
CPU Mark(% diff. to max in group)1642(-18.6%)2017(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 8th of February 2026 - Higher results represent better performance
Intel Core i3-560 @ 3.33GHz
1,642
Intel Core i5-655K @ 3.20GHz
2,017
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 8th of February 2026 - Higher results represent better value
Intel Core i3-560 @ 3.33GHz
18.3
Intel Core i5-655K @ 3.20GHz
26.2
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 8th of February 2026 - Higher results represent better performance
Intel Core i3-560 @ 3.33GHz
1,341
Intel Core i5-655K @ 3.20GHz
1,446
PassMark Software © 2008-2026
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 i3-560 @ 3.33GHz Intel Core i5-655K @ 3.20GHz
Max TDP73W73W
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.