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Intel Pentium Gold G6605 vs i5-6400T

The Intel Pentium Gold G6605 @ 4.30GHz is newer than Intel Core i5-6400T @ 2.20GHz and is around 5% faster in multi-threaded (CPU Mark) testing. It is also significantly faster in single-thread testing. Also, Intel Pentium Gold G6605 @ 4.30GHz 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 576 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 G6605 @ 4.30GHz×Intel Core i5-6400T @ 2.20GHz+ ADD
Price $304 - BUY Search Online
Socket TypeFCLGA1200LGA 1151
CPU ClassDesktopDesktop
Clockspeed4.3 GHz2.2 GHz
Turbo SpeedNot SupportedUp to 2.8 GHz
# of Physical Cores2 (Threads: 4)4 (Threads: 4)
CacheL1: 128KB, L2: 0.5MB, L3: 4MBL1: 256KB, L2: 1.0MB, L3: 6MB
TDP58W35W
Yearly Running Cost$10.59$6.39
OtherIntel UHD Graphics 630
First Seen on ChartQ3 2021Q4 2015
# of Samples45531
CPU Value14.826.7
Single Thread Rating(% diff. to max in group)2608(0.0%)1619(-37.9%)
CPU Mark(% diff. to max in group)4488(0.0%)4266(-4.9%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 10th of July 2025 - Higher results represent better performance
Intel Pentium Gold G6605 @ 4.30GHz
4,488
Intel Core i5-6400T @ 2.20GHz
4,266
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 10th of July 2025 - Higher results represent better value
Intel Pentium Gold G6605 @ 4.30GHz
14.8
Intel Core i5-6400T @ 2.20GHz
26.7
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 10th of July 2025 - Higher results represent better performance
Intel Pentium Gold G6605 @ 4.30GHz
2,608
Intel Core i5-6400T @ 2.20GHz
1,619
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 Pentium Gold G6605 @ 4.30GHz Intel Core i5-6400T @ 2.20GHz
Max TDP58W35W
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.