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AMD Phenom II X620 Dual- vs Intel Celeron N4020

The Intel Celeron N4020 @ 1.10GHz is newer than AMD Phenom II X620 Dual-Core also around 19% faster in multi-threaded (CPU Mark) testing, but AMD Phenom II X620 Dual-Core is around 15% faster in single-thread testing. However, Intel Celeron N4020 @ 1.10GHz uses substantially less power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 1060 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 Phenom II X620 Dual-Core×Intel Celeron N4020 @ 1.10GHz+ ADD
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Socket TypeS1FCBGA1090
CPU ClassLaptopLaptop
Clockspeed3.1 GHz1.1 GHz
Turbo SpeedNot SupportedUp to 2.8 GHz
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 256KB, L2: 2.0MB, L1: 112KB, L2: 4.0MB, L3: 0MB
TDP45W6W
Yearly Running Cost$8.21$1.10
OtherIntel UHD Graphics 600
First Seen on ChartQ1 2013Q1 2020
# of Samples31057
CPU Value0.00.0
Single Thread Rating(% diff. to max in group)13393(0.0%)1144(-14.5%)
CPU Mark(% diff. to max in group)1262(-18.8%)1553(0.0%)
3 - Single thread rating may be higher than the overall rating, thread performance is just one component of the CPU Mark.

CPU Mark Rating
As of 8th of April 2025 - Higher results represent better performance
AMD Phenom II X620 Dual-Core
1,262
Intel Celeron N4020 @ 1.10GHz
1,553
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 8th of April 2025 - Higher results represent better performance
AMD Phenom II X620 Dual-Core
1,339
Intel Celeron N4020 @ 1.10GHz
1,144
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.
AMD Phenom II X620 Dual-Core Intel Celeron N4020 @ 1.10GHz
Max TDP45W6W
Power consumption per day (kWh)0.09NA
Running cost per day$0.022NA
Power consumption per year (kWh)32.9NA
Running cost per year$8.21NA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.