Mobile Sempron SI-42 vs A8-4500M
Primary details
Comparing A8-4500M and Mobile Sempron SI-42 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 2316 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD A-Series | AMD Mobile Sempron |
| Architecture codename | Trinity (2012−2013) | Sable (2008−2009) |
| Release date | 15 May 2012 (12 years ago) | 1 September 2009 (14 years ago) |
| Current price | $179 | $17.37 |
Detailed specifications
A8-4500M and Mobile Sempron SI-42 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 | 4 (Quad-Core) | 1 (Single-Core) |
| Threads | 4 | 1 |
| Base clock speed | 1.9 GHz | no data |
| Boost clock speed | 2.8 GHz | 2.1 GHz |
| Bus support | no data | 1800 MHz |
| L1 cache | 192 KB | 128 KB |
| L2 cache | 4 MB (shared) | 512 KB |
| L3 cache | 0 KB | no data |
| Chip lithography | 32 nm | 65 nm |
| Die size | 246 mm2 | no data |
| Maximum core temperature | no data | 100 °C |
| Number of transistors | 1,178 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
Compatibility
Information on A8-4500M and Mobile Sempron SI-42 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 | FS1r2 | S1g2 |
| Power consumption (TDP) | 35 Watt | 25 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A8-4500M and Mobile Sempron SI-42. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX, FMA | 65 nm, 1.075 - 1.125 |
| AES-NI | + | no data |
| FMA | + | no data |
| AVX | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by A8-4500M and Mobile Sempron SI-42 are enumerated here.
| AMD-V | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A8-4500M and Mobile Sempron SI-42. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | unknown | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon HD 7640G | no data |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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.
Benchmark coverage: 19%
A8-4500M outperforms Mobile Sempron SI-42 by 210% in 3DMark06 CPU.
wPrime 32
wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.
Benchmark coverage: 18%
Mobile Sempron SI-42 outperforms A8-4500M by 142% in wPrime 32.
Pros & cons summary
| Recency | 15 May 2012 | 1 September 2009 |
| Physical cores | 4 | 1 |
| Threads | 4 | 1 |
| Chip lithography | 32 nm | 65 nm |
| Power consumption (TDP) | 35 Watt | 25 Watt |
We couldn't decide between A8-4500M and Mobile Sempron SI-42. We've got no test results to judge.
Should you still have questions on choice between A8-4500M and Mobile Sempron SI-42, ask them in Comments section, and we shall answer.
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