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AMD Ryzen 5 3400G vs Intel i5-8400

The AMD Ryzen 5 3400G is newer than Intel Core i5-8400 @ 2.80GHz and has comparable multi-threaded (CPU Mark) and single-thread rating. 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 9852 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 5 3400G×Intel Core i5-8400 @ 2.80GHz+ ADD
Price $137 - BUY $87.13 - BUY
Socket TypeAM4FCLGA1151-2
CPU ClassDesktopDesktop
Clockspeed3.7 GHz2.8 GHz
Turbo SpeedUp to 4.2 GHzUp to 4.0 GHz
# of Physical Cores4 (Threads: 8)6 (Threads: 6)
CacheL1: 384KB, L2: 2.0MB, L3: 4MBL1: 384KB, L2: 1.5MB, L3: 9MB
TDP65W65W
Yearly Running Cost$11.86$11.86
Otherwith Radeon Vega GraphicsIntel UHD Graphics 630
First Seen on ChartQ3 2019Q4 2017
# of Samples30046848
CPU Value67.5106.0
Single Thread Rating(% diff. to max in group)2329(-2.1%)2380(0.0%)
CPU Mark(% diff. to max in group)9246(0.0%)9236(-0.1%)

CPU Mark Rating
As of 24th of December 2024 - Higher results represent better performance
AMD Ryzen 5 3400G
9,246
Intel Core i5-8400 @ 2.80GHz
9,236
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 24th of December 2024 - Higher results represent better value
AMD Ryzen 5 3400G
67.5
Intel Core i5-8400 @ 2.80GHz
106.0
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 24th of December 2024 - Higher results represent better performance
AMD Ryzen 5 3400G
2,329
Intel Core i5-8400 @ 2.80GHz
2,380
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 5 3400G Intel Core i5-8400 @ 2.80GHz
Max TDP65W65W
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.