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CPU Benchmarks

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Intel i5-12400 vs AMD Ryzen 7 5800X

The Intel Core i5-12400 is newer than AMD Ryzen 7 5800X, while AMD Ryzen 7 5800X is around 31% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. However, AMD Ryzen 7 5800X 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 19986 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 i5-12400×AMD Ryzen 7 5800X+ ADD
Price Search Online $173.99 - BUY
Socket TypeLGA 1700AM4
CPU ClassDesktopDesktop
Clockspeed2.5 GHz3.8 GHz
Turbo SpeedUp to 4.4 GHzUp to 4.7 GHz
# of Physical Cores6 (Threads: 12)8 (Threads: 16)
CacheL1: 480KB, L2: 7.5MB, L3: 18MBL1: 512KB, L2: 4.0MB, L3: 32MB
TDP65W105W
Yearly Running Cost$11.86$19.16
OtherIntel UHD Graphics 730
First Seen on ChartQ1 2022Q4 2020
# of Samples343316553
CPU Value100.2159.7
Single Thread Rating(% diff. to max in group)3505(0.0%)3445(-1.7%)
CPU Mark(% diff. to max in group)19242(-30.8%)27786(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 15th of March 2025 - Higher results represent better performance
Intel Core i5-12400
19,242
AMD Ryzen 7 5800X
27,786
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 15th of March 2025 - Higher results represent better value
Intel Core i5-12400
100.2
AMD Ryzen 7 5800X
159.7
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 15th of March 2025 - Higher results represent better performance
Intel Core i5-12400
3,505
AMD Ryzen 7 5800X
3,445
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 i5-12400 AMD Ryzen 7 5800X
Max TDP65W105W
Power consumption per day (kWh)0.130.21
Running cost per day$0.033$0.052
Power consumption per year (kWh)47.576.6
Running cost per year$11.86$19.16
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.