iconcharts
0

CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i9-9990XE vs AMD Ryzen 9 3900

The Intel Core i9-9990XE @ 4.00GHz is newer than AMD Ryzen 9 3900 is around 14% faster in single-thread testing. Also, AMD Ryzen 9 3900 uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 607 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 i9-9990XE @ 4.00GHz×AMD Ryzen 9 3900+ ADD
Price Search Online Search Online
Socket TypeLGA2066AM4
CPU ClassDesktopDesktop
Clockspeed4.0 GHz3.1 GHz
Turbo SpeedUp to 5.0 GHzUp to 4.3 GHz
# of Physical Cores14 (Threads: 28)12 (Threads: 24)
CacheL1: 512KB, L2: 8.0MB, L3: 19MBL1: 768KB, L2: 6.0MB, L3: 64MB
TDP255W65W
Yearly Running Cost$46.54$11.86
Other
First Seen on ChartQ3 2020Q4 2019
# of Samples2605
CPU Value13.960.7
Single Thread Rating(% diff. to max in group)2970(0.0%)2609(-12.2%)
CPU Mark(% diff. to max in group)30162(-1.4%)30604(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 13th of November 2025 - Higher results represent better performance
Intel Core i9-9990XE @ 4.00GHz
30,162
AMD Ryzen 9 3900
30,604
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 13th of November 2025 - Higher results represent better value
Intel Core i9-9990XE @ 4.00GHz
13.9
AMD Ryzen 9 3900
60.7
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 13th of November 2025 - Higher results represent better performance
Intel Core i9-9990XE @ 4.00GHz
2,970
AMD Ryzen 9 3900
2,609
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 i9-9990XE @ 4.00GHz AMD Ryzen 9 3900
Max TDP255W65W
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.