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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i7-990X vs i7-3930K

The Intel Core i7-3930K @ 3.20GHz is newer than Intel Core i7-990X @ 3.47GHz also around 13% faster in multi-threaded (CPU Mark) testing, it is around 10% faster 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 4172 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 i7-990X @ 3.47GHz×Intel Core i7-3930K @ 3.20GHz+ ADD
Price $178.02 - BUY $280 - BUY
Socket TypeLGA1366LGA2011
CPU ClassDesktopDesktop
Clockspeed3.5 GHz3.2 GHz
Turbo SpeedUp to 3.7 GHzUp to 3.8 GHz
# of Physical Cores6 (Threads: 12)6 (Threads: 12)
CacheL1: 384KB, L2: 1.5MB, L3: 12MBL1: 384KB, L2: 1.5MB, L3: 12MB
TDP130W130W
Yearly Running Cost$23.73$23.73
Other
First Seen on ChartQ1 2011Q4 2011
# of Samples4613711
CPU Value40.029.3
Single Thread Rating(% diff. to max in group)1574(-9.8%)1744(0.0%)
CPU Mark(% diff. to max in group)7119(-13.2%)8203(0.0%)

CPU Mark Rating
As of 2nd of April 2025 - Higher results represent better performance
Intel Core i7-990X @ 3.47GHz
7,119
Intel Core i7-3930K @ 3.20GHz
8,203
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 2nd of April 2025 - Higher results represent better value
Intel Core i7-990X @ 3.47GHz
40.0
Intel Core i7-3930K @ 3.20GHz
29.3
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 2nd of April 2025 - Higher results represent better performance
Intel Core i7-990X @ 3.47GHz
1,574
Intel Core i7-3930K @ 3.20GHz
1,744
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 i7-990X @ 3.47GHz Intel Core i7-3930K @ 3.20GHz
Max TDP130W130W
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.