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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Xeon Gold 6421N vs Xeon Gold 5420+

The Intel Xeon Gold 6421N is newer than Intel Xeon Gold 5420+, while the multi-threaded (CPU Mark) is simliar, Intel Xeon Gold 5420+ is around 13% faster in single-thread testing. However, Intel Xeon Gold 5420+ uses around 10% more power. All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 5 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 Xeon Gold 6421N×Intel Xeon Gold 5420++ ADD
Price Search Online Search Online
Socket TypeFCLGA4677FCLGA4677
CPU ClassServerServer
Clockspeed1.8 GHz2.0 GHz
Turbo SpeedUp to 3.6 GHzUp to 4.1 GHz
# of Physical Cores32 (Threads: 64)28 (Threads: 56)
CacheL1: 2,560KB, L2: 64.0MB, L3: 60MBL1: 2,240KB, L2: 56.0MB, L3: 53MB
TDP185W205W
Yearly Running Cost$33.76$37.41
Other
First Seen on ChartQ3 2023Q2 2023
# of Samples32
CPU Value24.831.5
Single Thread Rating(% diff. to max in group)2978(-12.6%)3408(0.0%)
CPU Mark(% diff. to max in group)58797(0.0%)58209(-1.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 27th of December 2024 - Higher results represent better performance
Intel Xeon Gold 6421N
58,797
Intel Xeon Gold 5420+
58,209
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 27th of December 2024 - Higher results represent better value
Intel Xeon Gold 6421N
24.8
Intel Xeon Gold 5420+
31.5
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 27th of December 2024 - Higher results represent better performance
Intel Xeon Gold 6421N
2,978
Intel Xeon Gold 5420+
3,408
PassMark Software © 2008-2024
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 Xeon Gold 6421N Intel Xeon Gold 5420+
Max TDP185W205W
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.