Mobile Sempron 2800+ vs Athlon 64 3400+
Aggregate performance score
Athlon 64 3400+ outperforms Mobile Sempron 2800+ by a substantial 33% based on our aggregate benchmark results.
Primary details
Comparing Athlon 64 3400+ and Mobile Sempron 2800+ processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3231 | 3321 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | Mobile Sempron |
| Power efficiency | 0.21 | 0.23 |
| Architecture codename | Clawhammer (2001−2005) | Georgetown |
| Release date | January 2001 (23 years ago) | no data |
Detailed specifications
Athlon 64 3400+ and Mobile Sempron 2800+ basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 1 (Single-Core) | 1 (Single-Core) |
| Threads | 1 | 1 |
| Boost clock speed | 2.4 GHz | 1.6 GHz |
| Bus rate | no data | 800 MHz |
| L1 cache | 128 KB | no data |
| L2 cache | 512K | no data |
| L3 cache | 0 KB | no data |
| Chip lithography | 130 nm | no data |
| Die size | 193 mm2 | no data |
| Number of transistors | 105 million | no data |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Athlon 64 3400+ and Mobile Sempron 2800+ compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | no data |
| Socket | 754 | no data |
| Power consumption (TDP) | 89 Watt | 62 Watt |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Pros & cons summary
| Performance score | 0.20 | 0.15 |
| Power consumption (TDP) | 89 Watt | 62 Watt |
Athlon 64 3400+ has a 33.3% higher aggregate performance score.
Mobile Sempron 2800+, on the other hand, has 43.5% lower power consumption.
The Athlon 64 3400+ is our recommended choice as it beats the Mobile Sempron 2800+ in performance tests.
Note that Athlon 64 3400+ is a desktop processor while Mobile Sempron 2800+ is a notebook one.
Should you still have questions on choice between Athlon 64 3400+ and Mobile Sempron 2800+, ask them in Comments section, and we shall answer.
Similar processor comparisons
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