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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i5-660 vs AMD Athlon II X4 620

The Intel Core i5-660 @ 3.33GHz is newer than AMD Athlon II X4 620 also around 16% faster in multi-threaded (CPU Mark) testing, it is around 26% faster in single-thread testing. However, AMD Athlon II X4 620 uses around 26% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 1069 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 i5-660 @ 3.33GHz×AMD Athlon II X4 620+ ADD
Price $152.17 - BUY $54.95 - BUY
Socket TypeLGA1156AM3
CPU ClassDesktopDesktop
Clockspeed3.3 GHz2.6 GHz
Turbo SpeedUp to 3.6 GHzNot Supported
# of Physical Cores2 (Threads: 4)4 (Threads: 4)
CacheL1: 128KB, L2: 0.5MB, L3: 4MBL1: 512KB, L2: 2.0MB,
TDP73W95W
Yearly Running Cost$13.32$17.34
Other
First Seen on ChartQ4 2009Q3 2009
# of Samples377692
CPU Value15.836.7
Single Thread Rating(% diff. to max in group)1428(0.0%)1062(-25.6%)
CPU Mark(% diff. to max in group)2402(0.0%)2018(-16.0%)

CPU Mark Rating
As of 23rd of January 2025 - Higher results represent better performance
Intel Core i5-660 @ 3.33GHz
2,402
AMD Athlon II X4 620
2,018
CPU Value (CPU Mark / $Price)
As of 23rd of January 2025 - Higher results represent better value
Intel Core i5-660 @ 3.33GHz
15.8
AMD Athlon II X4 620
36.7
CPU Single Thread Rating
As of 23rd of January 2025 - Higher results represent better performance
Intel Core i5-660 @ 3.33GHz
1,428
AMD Athlon II X4 620
1,062
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 i5-660 @ 3.33GHz AMD Athlon II X4 620
Max TDP73W95W
Power consumption per day (kWh)0.150.19
Running cost per day$0.036$0.048
Power consumption per year (kWh)53.369.3
Running cost per year$13.32$17.34
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.