Mobile Sempron SI-42: specs and benchmarks
Aggregate performance score
Mobile Sempron SI-42 provides poor benchmark performance at 0.22% of a leader's which is a 96-core EPYC 9655P.
Summary
AMD started Mobile Sempron SI-42 sales 1 September 2009. This is a Sable architecture notebook processor primarily aimed at office systems. It has 1 core and 1 thread, and is based on 65 manufacturing technology, with a maximum frequency of 2100 MHz and a locked multiplier.
Compatibility-wise, this is S1g2 processor with a TDP of 25 Watt.
Primary details
Mobile Sempron SI-42 processor market type (desktop or notebook), architecture, sales start time and pricing.
| Place in the ranking | 3192 | |
| Place by popularity | not in top-100 | |
| Market segment | Laptop | |
| Series | AMD Mobile Sempron | |
| Power efficiency | 0.83 | of 100.00 (Core Ultra 7 164U) |
| Architecture codename | Sable (2008−2009) | |
| Release date | 1 September 2009 (15 years ago) |
Detailed specifications
Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.
| Physical cores | 1 (Single-Core) | |
| Threads | 1 | |
| Boost clock speed | 2.1 GHz | of 6.2 GHz (Core i9-14900KS) |
| Bus rate | 1800 MHz | |
| L1 cache | 128 KB | of 80 KB (EPYC 9965) |
| L2 cache | 512 KB | of 2 MB (Xeon 6980P) |
| Chip lithography | 65 nm | of 3 nm (Apple M3 Max 16-Core) |
| Maximum core temperature | 100 °C | of 110 °C (Atom x7-E3950) |
| 64 bit support | + | |
| Windows 11 compatibility | - |
Compatibility
Information on Mobile Sempron SI-42 compatibility with other computer components and devices: 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.
| Socket | S1g2 | |
| Power consumption (TDP) | 25 Watt | of 3100 ‑ 4500 (Ryzen 7 7435H) |
Technologies and extensions
Technological capabilities and additional instructions supported by Mobile Sempron SI-42. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 65 nm, 1.075 - 1.125 |
Benchmark performance
Single-core and multi-core benchmark results of Mobile Sempron SI-42. Overall benchmark performance 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.
3DMark06 CPU
3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.
Send your test results of Mobile Sempron SI-42.
Intel equivalent
According to our data, the closest Intel alternative to Mobile Sempron SI-42 is Core Duo T2250, which is nearly equal in speed and higher by 9 positions in our ranking.
Here are some closest Intel rivals to Mobile Sempron SI-42:
Similar processors
Here is our recommendation of several processors that are more or less close in performance to the one reviewed.
Recommended GPUs
People consider these graphics cards to be good for Mobile Sempron SI-42, according to our PC configuration statistics.
These are the fastest graphics cards for Mobile Sempron SI-42 in our user configuration statistics. There is a total of 82 configurations using Mobile Sempron SI-42 in our database.
