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AMD A6-6420K APU vs Intel Celeron J4005

The Intel Celeron J4005 @ 2.00GHz is newer than AMD A6-6420K APU however both CPUs have comparable multi-threaded (CPU Mark) and single-thread rating. Also, Intel Celeron J4005 @ 2.00GHz uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 187 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.

×AMD A6-6420K APU×Intel Celeron J4005 @ 2.00GHz+ ADD
Price Search Online Search Online
Socket TypeFM2FCBGA1090
CPU ClassDesktopDesktop
Clockspeed4.0 GHz2.0 GHz
Turbo SpeedUp to 4.2 GHzUp to 2.7 GHz
# of Physical Cores2 (in 2 physical modules)2 (Threads: 2)
CacheL1: 160KB, L2: 2.0MB, L1: 112KB, L2: 4.0MB, L3: 0MB
TDP65W10W
Yearly Running Cost$11.86$1.83
OtherIntel UHD Graphics 600
First Seen on ChartQ4 2014Q1 2018
# of Samples48139
CPU Rank39343967
CPU Value10.59.2
Single Thread Rating(% diff. to max in group)1553(0.0%)1101(-29.1%)
CPU Mark(% diff. to max in group)1582(0.0%)1547(-2.2%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 10th of March 2026 - Higher results represent better performance
AMD A6-6420K APU
1,582
Intel Celeron J4005 @ 2.00GHz
1,547
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 10th of March 2026 - Higher results represent better value
AMD A6-6420K APU
10.5
Intel Celeron J4005 @ 2.00GHz
9.2
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 10th of March 2026 - Higher results represent better performance
AMD A6-6420K APU
1,553
Intel Celeron J4005 @ 2.00GHz
1,101
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.
AMD A6-6420K APU Intel Celeron J4005 @ 2.00GHz
Max TDP65W10W
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.