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CPU Benchmarks

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Intel Pentium Gold G5420T vs Pentium Gold G6400

The Intel Pentium Gold G6400 @ 4.00GHz is newer than Intel Pentium Gold G5420T @ 3.20GHz and is around 22% faster in multi-threaded (CPU Mark) testing. The Intel Pentium Gold G6400 @ 4.00GHz is around 28% faster in single-thread testing. Also, Intel Pentium Gold G6400 @ 4.00GHz uses around 49% more power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 285 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 Pentium Gold G5420T @ 3.20GHz×Intel Pentium Gold G6400 @ 4.00GHz+ ADD
Price Search Online Search Online
Socket TypeFCLGA1151-2FCLGA1200
CPU ClassDesktopDesktop
Clockspeed3.2 GHz4.0 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 4)2 (Threads: 4)
CacheL1: 128KB, L2: 0.5MB, L3: 4MBL1: 128KB, L2: 0.5MB, L3: 4MB
TDP35W58W
Yearly Running Cost$6.39$10.59
OtherIntel UHD Graphics 610Intel UHD Graphics 610
First Seen on ChartQ4 2019Q3 2020
# of Samples17268
CPU Rank28422586
CPU Value52.736.6
Single Thread Rating(% diff. to max in group)1912(-21.8%)2446(0.0%)
CPU Mark(% diff. to max in group)3370(-17.8%)4099(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 12th of February 2026 - Higher results represent better performance
Intel Pentium Gold G5420T @ 3.20GHz
3,370
Intel Pentium Gold G6400 @ 4.00GHz
4,099
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 12th of February 2026 - Higher results represent better value
Intel Pentium Gold G5420T @ 3.20GHz
52.7
Intel Pentium Gold G6400 @ 4.00GHz
36.6
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 12th of February 2026 - Higher results represent better performance
Intel Pentium Gold G5420T @ 3.20GHz
1,912
Intel Pentium Gold G6400 @ 4.00GHz
2,446
PassMark Software © 2008-2026
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 Pentium Gold G5420T @ 3.20GHz Intel Pentium Gold G6400 @ 4.00GHz
Max TDP35W58W
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.