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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD EPYC 7643 vs AMD EPYC 7742

The values for the CPUs below are determined from thousands of PerformanceTest benchmark results and are updated daily.

×AMD EPYC 7643×AMD EPYC 7742+ ADD
Price$5424.991$5042
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Socket TypeSP3SP3
CPU ClassServerServer
Clockspeed2.3 GHz2.3 GHz
Turbo SpeedUp to 3.6 GHzUp to 3.4 GHz
# of Physical Cores48 (Threads: 96)64 (Threads: 128)
Max TDP225W225W
Yearly Running Cost$41.06$41.06
First Seen on ChartQ1 2021Q3 2019
# of Samples1110
Single Thread Rating26952145
CPU Mark7645568749
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 27th of June 2022 - Higher results represent better performance
AMD EPYC 7643
76,455
AMD EPYC 7742
68,749
CPU Value (CPU Mark / $Price)
As of 27th of June 2022 - Higher results represent better value
AMD EPYC 7643
14.09
AMD EPYC 7742
13.64
CPU Single Thread Rating
As of 27th of June 2022 - Higher results represent better performance
AMD EPYC 7643
2,695
AMD EPYC 7742
2,145

Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per dayAverage CPU Utilization (0-100%)1Power cost, $ per kWh2
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 EPYC 7643AMD EPYC 7742
Max TDP225W225W
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.