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Intel Ultra 7 155H vs AMD Ryzen 7 PRO 7840U

The Intel Core Ultra 7 155H is newer than AMD Ryzen 7 PRO 7840U however both CPUs have 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 Laptop CPU Class. The values below were tabulated from a combined 5468 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 Ultra 7 155H×AMD Ryzen 7 PRO 7840U+ ADD
Price Search Online Search Online
Socket TypeFCBGA2049NA2
CPU ClassLaptopLaptop
Clockspeed1.4 GHz3.3 GHz
Turbo SpeedUp to 4.8 GHzUp to 5.1 GHz
# of Physical Cores16 (Threads: 22)8 (Threads: 16)
CacheL1: 1,632KB, L2: 18.0MB, L3: 24MBL1: 512KB, L2: 8.0MB, L3: 16MB
TDP28W30W
Yearly Running Cost$5.11$5.48
OtherIntel Arc graphics, Intel AI Boostw/ Radeon 780M Graphics
First Seen on ChartQ3 2023Q2 2023
# of Samples4815653
CPU Value49.20.0
Single Thread Rating(% diff. to max in group)3449(-6.7%)3695(0.0%)
CPU Mark(% diff. to max in group)24740(0.0%)24570(-0.7%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
2 - Information not available. Do you know? Notify Us.

CPU Mark Rating
As of 11th of November 2025 - Higher results represent better performance
Intel Core Ultra 7 155H
24,740
AMD Ryzen 7 PRO 7840U
24,570
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 11th of November 2025 - Higher results represent better value
Intel Core Ultra 7 155H
49.2
AMD Ryzen 7 PRO 7840U
NA
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 11th of November 2025 - Higher results represent better performance
Intel Core Ultra 7 155H
3,449
AMD Ryzen 7 PRO 7840U
3,695
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 Ultra 7 155H AMD Ryzen 7 PRO 7840U
Max TDP28W30W
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.