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Intel Celeron 420 vs AMD Sempron 2800+

The Intel Celeron 420 @ 1.60GHz is newer than AMD Sempron 2800+ is around 14% faster in single-thread testing. Also, Intel Celeron 420 @ 1.60GHz uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 235 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 Celeron 420 @ 1.60GHz×AMD Sempron 2800++ ADD
Price $69.95 - BUY Search Online
Socket TypeLGA775AM2
CPU ClassDesktopDesktop
Clockspeed1.6 GHz2.0 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores1 (Threads: 1)1 (Threads: 1)
CacheL1: 64KB, L2: 0.5MB, L3: 0MBL1: 128KB, L2: 0.3MB,
TDP35W62W
Yearly Running Cost$6.39$11.32
Other
First Seen on ChartQ1 2009Q4 2008
# of Samples107128
CPU Value3.38.1
Single Thread Rating(% diff. to max in group)4643(0.0%)4083(-12.0%)
CPU Mark(% diff. to max in group)231(-5.0%)243(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
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 13th of December 2025 - Higher results represent better performance
Intel Celeron 420 @ 1.60GHz
231
AMD Sempron 2800+
243
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 13th of December 2025 - Higher results represent better value
Intel Celeron 420 @ 1.60GHz
3.3
AMD Sempron 2800+
8.1
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 13th of December 2025 - Higher results represent better performance
Intel Celeron 420 @ 1.60GHz
464
AMD Sempron 2800+
408
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 Celeron 420 @ 1.60GHz AMD Sempron 2800+
Max TDP35W62W
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.