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AMD Ryzen 9 3900X vs Ryzen 7 5700G

The AMD Ryzen 7 5700G is newer than AMD Ryzen 9 3900X, while AMD Ryzen 9 3900X is around 25% faster in multi-threaded (CPU Mark) testing, but AMD Ryzen 7 5700G is around 18% faster in single-thread testing. However, AMD Ryzen 9 3900X uses around 47% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 20170 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.

×AMD Ryzen 9 3900X×AMD Ryzen 7 5700G+ ADD
Price $202.2 - BUY $159.99 - BUY
Socket TypeAM4AM4
CPU ClassDesktopDesktop
Clockspeed3.8 GHz3.8 GHz
Turbo SpeedUp to 4.6 GHzUp to 4.6 GHz
# of Physical Cores12 (Threads: 24)8 (Threads: 16)
CacheL1: 768KB, L2: 6.0MB, L3: 64MBL1: 512KB, L2: 4.0MB, L3: 16MB
TDP105W65W
Yearly Running Cost$19.16$11.86
Otherwith Radeon Graphics
First Seen on ChartQ3 2019Q2 2021
# of Samples138966274
CPU Value161.3153.4
Single Thread Rating(% diff. to max in group)2706(-17.6%)3283(0.0%)
CPU Mark(% diff. to max in group)32614(0.0%)24538(-24.8%)

CPU Mark Rating
As of 22nd of December 2024 - Higher results represent better performance
AMD Ryzen 9 3900X
32,614
AMD Ryzen 7 5700G
24,538
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 22nd of December 2024 - Higher results represent better value
AMD Ryzen 9 3900X
161.3
AMD Ryzen 7 5700G
153.4
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 22nd of December 2024 - Higher results represent better performance
AMD Ryzen 9 3900X
2,706
AMD Ryzen 7 5700G
3,283
PassMark Software © 2008-2024
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.
AMD Ryzen 9 3900X AMD Ryzen 7 5700G
Max TDP105W65W
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.