Ryzen 9 8940HX vs A4 PRO-3340B
Aggregate performance score
Ryzen 9 8940HX outperforms A4 PRO-3340B by a whopping 2891% 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 | 2705 | 196 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Power efficiency | 4.16 | 56.59 |
| Designer | AMD | AMD |
| Manufacturer | GlobalFoundries | TSMC |
| Architecture codename | Kabini (2013−2014) | Dragon Range (2025) |
| Release date | 20 December 2014 (11 years ago) | 23 April 2025 (less than a year ago) |
Detailed specifications
A4 PRO-3340B and Ryzen 9 8940HX 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) | 16 (Hexadeca-Core) |
| Threads | 4 | 32 |
| Base clock speed | 2.2 GHz | 2.4 GHz |
| Boost clock speed | 2.2 GHz | 5.3 GHz |
| L1 cache | no data | 64 KB (per core) |
| L2 cache | 2048 KB | 1 MB (per core) |
| L3 cache | no data | 64 MB (shared) |
| Chip lithography | 28 nm | 5 nm |
| Die size | 107 mm2 | 2x 71 mm2 |
| Maximum case temperature (TCase) | 90 °C | no data |
| Number of transistors | no data | 13,140 million |
| 64 bit support | + | + |
| Unlocked multiplier | - | + |
Compatibility
Information on A4 PRO-3340B and Ryzen 9 8940HX 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 | FT3 | FL1 |
| Power consumption (TDP) | 25 Watt | 55 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A4 PRO-3340B and Ryzen 9 8940HX. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | FMA4 | - |
| AVX | + | + |
| PowerNow | + | - |
| PowerGating | + | - |
| VirusProtect | + | - |
| RAID | + | - |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A4 PRO-3340B and Ryzen 9 8940HX are enumerated here.
| AMD-V | + | + |
| IOMMU 2.0 | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A4 PRO-3340B and Ryzen 9 8940HX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3/DDR3L-1600 | DDR5 |
| Max memory channels | 1 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon™ HD 8240 Graphics | AMD Radeon 610M |
| iGPU core count | 2 | no data |
| จำนวนพาธไลน์ | 128 | no data |
| Enduro | + | - |
| Switchable graphics | + | - |
| UVD | + | - |
| VCE | + | - |
Graphics interfaces
Available interfaces and connections of A4 PRO-3340B and Ryzen 9 8940HX integrated GPUs.
| DisplayPort | + | - |
| HDMI | + | - |
Graphics API support
APIs supported by A4 PRO-3340B and Ryzen 9 8940HX integrated GPUs, sometimes API versions are included.
| DirectX | DirectX® 12 | no data |
| Vulkan | + | - |
Peripherals
Specifications and connection of peripherals supported by A4 PRO-3340B and Ryzen 9 8940HX.
| PCIe version | 2.0 | 5.0 |
| PCI Express lanes | 8 | 28 |
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 | 0.97 | 29.01 |
| Recency | 20 December 2014 | 23 April 2025 |
| Physical cores | 4 | 16 |
| Threads | 4 | 32 |
| Chip lithography | 28 nm | 5 nm |
| Power consumption (TDP) | 25 Watt | 55 Watt |
A4 PRO-3340B has 120% lower power consumption.
Ryzen 9 8940HX, on the other hand, has a 2890.7% higher aggregate performance score, an age advantage of 10 years, 300% more physical cores and 700% more threads, and a 460% more advanced lithography process.
The AMD Ryzen 9 8940HX is our recommended choice as it beats the AMD A4 PRO-3340B in performance tests.
Other comparisons
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