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AMD Ryzen 5 3580U vs Intel i5-9400H

The AMD Ryzen 5 3580U is newer than Intel Core i5-9400H @ 2.50GHz and is around -8% slower in multi-threaded (CPU Mark) testing. The AMD Ryzen 5 3580U is around -19% slower in single-thread testing. Also, AMD Ryzen 5 3580U uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class. The values below were tabulated from a combined 403 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 3580U×Intel Core i5-9400H @ 2.50GHz+ ADD
Price Search Online Search Online
Socket TypeFP5FCBGA1440
CPU ClassLaptopLaptop
Clockspeed2.1 GHz2.5 GHz
Turbo SpeedUp to 3.7 GHzUp to 4.3 GHz
# of Physical Cores4 (Threads: 8)4 (Threads: 8)
CacheL1: 384KB, L2: 2.0MB, L3: 4MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP15W45W
Yearly Running Cost$2.74$8.21
OtherMicrosoft Surface EditionIntel UHD Graphics 630
First Seen on ChartQ4 2019Q3 2019
# of Samples77326
CPU Value0.031.2
Single Thread Rating(% diff. to max in group)1915(-18.7%)2355(0.0%)
CPU Mark(% diff. to max in group)7142(-8.4%)7793(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 18th of November 2025 - Higher results represent better performance
AMD Ryzen 5 3580U
7,142
Intel Core i5-9400H @ 2.50GHz
7,793
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 18th of November 2025 - Higher results represent better value
AMD Ryzen 5 3580U
NA
Intel Core i5-9400H @ 2.50GHz
31.2
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 18th of November 2025 - Higher results represent better performance
AMD Ryzen 5 3580U
1,915
Intel Core i5-9400H @ 2.50GHz
2,355
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.
AMD Ryzen 5 3580U Intel Core i5-9400H @ 2.50GHz
Max TDP15W45W
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.