Ryzen 5 PRO 8540U vs PRO A12-9800B
Aggregate performance score
Ryzen 5 PRO 8540U outperforms PRO A12-9800B by a whopping 557% based on our aggregate benchmark results.
Primary details
Comparing PRO A12-9800B and Ryzen 5 PRO 8540U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2038 | 689 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Series | AMD Bristol Ridge | no data |
| Power efficiency | 10.70 | 37.68 |
| Architecture codename | Bristol Ridge (2016−2019) | Hawk Point (2024) |
| Release date | 1 June 2016 (8 years ago) | 16 April 2024 (less than a year ago) |
Detailed specifications
PRO A12-9800B and Ryzen 5 PRO 8540U 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) | 6 (Hexa-Core) |
| Threads | 4 | 12 |
| Base clock speed | 2.7 GHz | 3.2 GHz |
| Boost clock speed | 3.6 GHz | 4.9 GHz |
| L1 cache | no data | 64 KB (per core) |
| L2 cache | 2048 KB | 1 MB (per core) |
| L3 cache | no data | 16 MB (shared) |
| Chip lithography | 28 nm | 4 nm |
| Die size | 250 mm2 | 137 mm2 |
| Maximum core temperature | 90 °C | no data |
| Number of transistors | 3100 Million | 20,900 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on PRO A12-9800B and Ryzen 5 PRO 8540U 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 | FP4 | FP7 |
| Power consumption (TDP) | 15 Watt | 28 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by PRO A12-9800B and Ryzen 5 PRO 8540U. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | FMA4 | - |
| AVX | AVX | + |
| FRTC | + | - |
| FreeSync | + | - |
| PowerTune | + | - |
| DualGraphics | + | - |
| TrueAudio | + | - |
| PowerNow | + | - |
| PowerGating | + | - |
| Out-of-band client management | + | - |
| VirusProtect | + | - |
| RAID | + | - |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by PRO A12-9800B and Ryzen 5 PRO 8540U are enumerated here.
| AMD-V | + | + |
| IOMMU 2.0 | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by PRO A12-9800B and Ryzen 5 PRO 8540U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3, DDR4 | DDR5 |
| Max memory channels | 2 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | AMD Radeon R7 Graphics | AMD Radeon 740M |
| iGPU core count | 8 | no data |
| Enduro | + | - |
| Switchable graphics | + | - |
| UVD | + | - |
| VCE | + | - |
Graphics interfaces
Available interfaces and connections of PRO A12-9800B and Ryzen 5 PRO 8540U integrated GPUs.
| DisplayPort | + | - |
| HDMI | + | - |
Graphics API support
APIs supported by PRO A12-9800B and Ryzen 5 PRO 8540U integrated GPUs, sometimes API versions are included.
| DirectX | DirectX® 12 | no data |
| Vulkan | + | - |
Peripherals
Specifications and connection of peripherals supported by PRO A12-9800B and Ryzen 5 PRO 8540U.
| PCIe version | 3.0 | 4.0 |
| PCI Express lanes | 8 | 14 |
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 | 1.76 | 11.57 |
| Recency | 1 June 2016 | 16 April 2024 |
| Physical cores | 4 | 6 |
| Threads | 4 | 12 |
| Chip lithography | 28 nm | 4 nm |
| Power consumption (TDP) | 15 Watt | 28 Watt |
PRO A12-9800B has 86.7% lower power consumption.
Ryzen 5 PRO 8540U, on the other hand, has a 557.4% higher aggregate performance score, an age advantage of 7 years, 50% more physical cores and 200% more threads, and a 600% more advanced lithography process.
The Ryzen 5 PRO 8540U is our recommended choice as it beats the PRO A12-9800B in performance tests.
Be aware that PRO A12-9800B is a notebook processor while Ryzen 5 PRO 8540U is a server/workstation one.
Should you still have questions on choice between PRO A12-9800B and Ryzen 5 PRO 8540U, ask them in Comments section, and we shall answer.
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