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Intel i7-6900K vs AMD Ryzen Threadripper 1900X

The AMD Ryzen Threadripper 1900X is newer than Intel Core i7-6900K @ 3.20GHz and is around 15% faster in multi-threaded (CPU Mark) testing. However the CPUs have comparable single-thread rating. Also, AMD Ryzen Threadripper 1900X uses around 25% more power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 921 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 i7-6900K @ 3.20GHz×AMD Ryzen Threadripper 1900X+ ADD
Price $125.05 - BUY $240 - BUY
Socket TypeFCLGA2011-3sTR4
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.8 GHz
Turbo SpeedUp to 4.0 GHzUp to 4.0 GHz
# of Physical Cores8 (Threads: 16)8 (Threads: 16)
CacheL1: 512KB, L2: 2.0MB, L3: 20MBL1: 768KB, L2: 4.0MB, L3: 16MB
TDP140W180W
Yearly Running Cost$25.55$32.85
Other
First Seen on ChartQ2 2016Q3 2017
# of Samples569352
CPU Value117.370.1
Single Thread Rating(% diff. to max in group)2349(0.0%)2329(-0.9%)
CPU Mark(% diff. to max in group)14664(-12.8%)16825(0.0%)

CPU Mark Rating
As of 8th of November 2025 - Higher results represent better performance
Intel Core i7-6900K @ 3.20GHz
14,664
AMD Ryzen Threadripper 1900X
16,825
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 8th of November 2025 - Higher results represent better value
Intel Core i7-6900K @ 3.20GHz
117.3
AMD Ryzen Threadripper 1900X
70.1
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 8th of November 2025 - Higher results represent better performance
Intel Core i7-6900K @ 3.20GHz
2,349
AMD Ryzen Threadripper 1900X
2,329
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 i7-6900K @ 3.20GHz AMD Ryzen Threadripper 1900X
Max TDP140W180W
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.