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Intel i5-9400T vs AMD Ryzen 3 4300G

The AMD Ryzen 3 4300G is newer than Intel Core i5-9400T @ 1.80GHz and is around 21% faster in multi-threaded (CPU Mark) testing. The AMD Ryzen 3 4300G is around 17% faster in single-thread testing. Also, Intel Core i5-9400T @ 1.80GHz uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 676 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 i5-9400T @ 1.80GHz×AMD Ryzen 3 4300G+ ADD
Price Search Online Search Online
Socket TypeFCLGA1151-2AM4
CPU ClassDesktopDesktop
Clockspeed1.8 GHz3.8 GHz
Turbo SpeedUp to 3.4 GHzUp to 4.0 GHz
# of Physical Cores6 (Threads: 6)4 (Threads: 8)
CacheL1: 384KB, L2: 1.5MB, L3: 9MBL1: 256KB, L2: 2.0MB, L3: 4MB
TDP35W65W
Yearly Running Cost$6.39$11.86
OtherIntel UHD Graphics 630with Radeon Graphics
First Seen on ChartQ3 2019Q3 2020
# of Samples398278
CPU Value45.060.5
Single Thread Rating(% diff. to max in group)2080(-14.6%)2436(0.0%)
CPU Mark(% diff. to max in group)8196(-17.6%)9945(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 10th of November 2025 - Higher results represent better performance
Intel Core i5-9400T @ 1.80GHz
8,196
AMD Ryzen 3 4300G
9,945
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 10th of November 2025 - Higher results represent better value
Intel Core i5-9400T @ 1.80GHz
45.0
AMD Ryzen 3 4300G
60.5
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 10th of November 2025 - Higher results represent better performance
Intel Core i5-9400T @ 1.80GHz
2,080
AMD Ryzen 3 4300G
2,436
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 i5-9400T @ 1.80GHz AMD Ryzen 3 4300G
Max TDP35W65W
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.