Mobile Athlon 64 3700+ vs Sempron 3100+
Aggregate performance score
Mobile Athlon 64 3700+ outperforms Sempron 3100+ by a moderate 18% based on our aggregate benchmark results.
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3539 | 3477 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | no data | Mobile Athlon 64 |
| Power efficiency | 0.29 | no data |
| Designer | AMD | AMD |
| Architecture codename | Palermo (2001−2005) | Clawhammer (2001−2005) |
| Release date | January 2001 (24 years ago) | August 2005 (20 years ago) |
| Launch price (MSRP) | $60 | no data |
Detailed specifications
Sempron 3100+ and Mobile Athlon 64 3700+ 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 | 1.8 GHz | 2.4 GHz |
| Bus rate | no data | 800 MHz |
| L1 cache | 128 KB | 128K |
| L2 cache | 256 KB | 1 MB |
| L3 cache | 0 KB | no data |
| Chip lithography | 130 nm | no data |
| Die size | 144 mm2 | 193 mm2 |
| Number of transistors | 69 million | 106 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Sempron 3100+ and Mobile Athlon 64 3700+ 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 | 1 |
| Socket | 754 | 754 |
| Power consumption (TDP) | 62 Watt | 1 MB |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Sempron 3100+ and Mobile Athlon 64 3700+. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR1 |
Synthetic benchmarks
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.
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. Other than that, Passmark measures multi-core performance.
Pros & cons summary
| Performance score | 0.17 | 0.20 |
| Power consumption (TDP) | 62 Watt | 1 Watt |
Mobile Athlon 64 3700+ has a 17.6% higher aggregate performance score, and 6100% lower power consumption.
The AMD Mobile Athlon 64 3700+ is our recommended choice as it beats the AMD Sempron 3100+ in performance tests.
Note that Sempron 3100+ is a desktop processor while Mobile Athlon 64 3700+ is a notebook one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
