iconcharts
2

CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Athlon 64 3400+ vs Sempron LE-1250

The AMD Sempron LE-1250 is newer than AMD Athlon 64 3400+, while AMD Athlon 64 3400+ is around 5% faster in multi-threaded (CPU Mark) testing, it is around 7% faster in single-thread testing. However, AMD Sempron LE-1250 uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 186 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 Athlon 64 3400+×AMD Sempron LE-1250+ ADD
Price Search Online Search Online
Socket Type754AM2
CPU ClassDesktopDesktop
Clockspeed2.4 GHz2.2 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores1 (Threads: 1)1 (Threads: 1)
CacheL1: 128KB, L2: 0.5MB, L1: 128KB, L2: 0.5MB,
TDP89W45W
Yearly Running Cost$16.24$8.21
Other
First Seen on ChartQ1 2009Q1 2009
# of Samples9987
CPU Value3.23.0
Single Thread Rating(% diff. to max in group)5473(0.0%)5083(-7.2%)
CPU Mark(% diff. to max in group)317(0.0%)301(-5.2%)
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 14th of March 2025 - Higher results represent better performance
AMD Athlon 64 3400+
317
AMD Sempron LE-1250
301
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 14th of March 2025 - Higher results represent better value
AMD Athlon 64 3400+
3.2
AMD Sempron LE-1250
3.0
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 14th of March 2025 - Higher results represent better performance
AMD Athlon 64 3400+
547
AMD Sempron LE-1250
508
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 Athlon 64 3400+ AMD Sempron LE-1250
Max TDP89W45W
Power consumption per day (kWh)0.180.09
Running cost per day$0.044$0.022
Power consumption per year (kWh)65.032.9
Running cost per year$16.24$8.21
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.