Ryzen 7 7800X3D vs Mobile Sempron SI-42
Aggregate performance score
Ryzen 7 7800X3D outperforms Mobile Sempron SI-42 by a whopping 10137% 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 | 3496 | 351 |
| Place by popularity | not in top-100 | 7 |
| Cost-effectiveness evaluation | no data | 39.83 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Mobile Sempron | no data |
| Power efficiency | no data | 17.38 |
| Designer | AMD | AMD |
| Manufacturer | no data | TSMC |
| Architecture codename | Sable (2008−2009) | Raphael (Zen4) (2022−2023) |
| Release date | 1 September 2009 (16 years ago) | 4 January 2023 (2 years ago) |
| Launch price (MSRP) | no data | $449 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Mobile Sempron SI-42 and Ryzen 7 7800X3D 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) | 8 (Octa-Core) |
| Threads | 1 | 16 |
| Base clock speed | no data | 4.4 GHz |
| Boost clock speed | 2.1 GHz | 5 GHz |
| Bus rate | 1800 MHz | 162 MHz |
| L1 cache | 128 KB | 64K (per core) |
| L2 cache | 512 KB | 1 MB (per core) |
| L3 cache | no data | 96 MB (shared) |
| Chip lithography | 65 nm | 5 nm |
| Die size | no data | 71 mm2 |
| Maximum core temperature | 100 °C | 89 °C |
| Maximum case temperature (TCase) | no data | 61 °C |
| Number of transistors | no data | 6,570 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Mobile Sempron SI-42 and Ryzen 7 7800X3D 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 | no data | 1 |
| Socket | S1g2 | AM5 |
| Power consumption (TDP) | 512 KB | 120 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Mobile Sempron SI-42 and Ryzen 7 7800X3D. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 65 nm, 1.075 - 1.125 | 86x MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, AVX512, BMI1, BMI2, F16C, FMA3, AMD64, EVP, AMD-V, SMAP, SMEP, SMT SHA, XFR2, Precision Boost 2 |
| AES-NI | - | + |
| AVX | - | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Mobile Sempron SI-42 and Ryzen 7 7800X3D are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Mobile Sempron SI-42 and Ryzen 7 7800X3D. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR5-5200 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon Graphics (Ryzen 7000) (400 - 2200 MHz) |
Peripherals
Specifications and connection of peripherals supported by Mobile Sempron SI-42 and Ryzen 7 7800X3D.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 24 |
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.
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.
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.
Pros & cons summary
| Performance score | 0.19 | 19.45 |
| Recency | 1 September 2009 | 4 January 2023 |
| Physical cores | 1 | 8 |
| Threads | 1 | 16 |
| Chip lithography | 65 nm | 5 nm |
| Power consumption (TDP) | 512 Watt | 120 Watt |
Ryzen 7 7800X3D has a 10136.8% higher aggregate performance score, an age advantage of 13 years, 700% more physical cores and 1500% more threads, a 1200% more advanced lithography process, and 326.7% lower power consumption.
The AMD Ryzen 7 7800X3D is our recommended choice as it beats the AMD Mobile Sempron SI-42 in performance tests.
Be aware that Mobile Sempron SI-42 is a notebook processor while Ryzen 7 7800X3D is a desktop one.
Other comparisons
We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.
