A8-7670K vs Ryzen 7 PRO 7840HS
Aggregate performance score
Ryzen 7 PRO 7840HS outperforms A8-7670K by a whopping 734% based on our aggregate benchmark results.
Primary details
Comparing Ryzen 7 PRO 7840HS and A8-7670K processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 386 | 1916 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | AMD Phoenix (Zen 4, Ryzen 7040) | no data |
| Power efficiency | 45.35 | 2.00 |
| Architecture codename | Phoenix-HS (Zen 4) (2023) | Godaveri (2014−2016) |
| Release date | 13 June 2023 (1 year ago) | 20 July 2015 (9 years ago) |
Detailed specifications
Ryzen 7 PRO 7840HS and A8-7670K 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 | 8 (Octa-Core) | 4 (Quad-Core) |
| Threads | 16 | 4 |
| Base clock speed | 3.8 GHz | 3.6 GHz |
| Boost clock speed | 5.1 GHz | 3.9 GHz |
| L1 cache | 512 KB | 256 KB |
| L2 cache | 8 MB | 4096 KB |
| L3 cache | 16 MB | no data |
| Chip lithography | 4 nm | 28 nm |
| Die size | 178 mm2 | 245 mm2 |
| Maximum core temperature | 100 °C | 72 °C |
| Maximum case temperature (TCase) | no data | 72 °C |
| Number of transistors | no data | 2,411 million |
| 64 bit support | + | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Ryzen 7 PRO 7840HS and A8-7670K 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 | FP7/FP8 | FM2+ |
| Power consumption (TDP) | 35 Watt | 95 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 7 PRO 7840HS and A8-7670K. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| FMA | - | + |
| AVX | - | + |
| FRTC | - | + |
| FreeSync | - | + |
| PowerTune | - | + |
| DualGraphics | - | + |
| TrueAudio | - | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 7 PRO 7840HS and A8-7670K are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 7 PRO 7840HS and A8-7670K. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR3-2133 |
| Max memory channels | no data | 2 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | AMD Radeon 780M | AMD Radeon R7 Graphics |
| iGPU core count | no data | 6 |
| Number of pipelines | no data | 512 |
| Enduro | - | + |
| Switchable graphics | - | + |
| UVD | - | + |
| VCE | - | + |
Graphics interfaces
Available interfaces and connections of Ryzen 7 PRO 7840HS and A8-7670K integrated GPUs.
| DisplayPort | - | + |
| HDMI | - | + |
Graphics API support
APIs supported by Ryzen 7 PRO 7840HS and A8-7670K integrated GPUs, sometimes API versions are included.
| DirectX | no data | DirectX® 12 |
| Vulkan | - | + |
Peripherals
Specifications and connection of peripherals supported by Ryzen 7 PRO 7840HS and A8-7670K.
| PCIe version | no data | 3.0 |
| PCI Express lanes | no data | 16 |
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 | 17.09 | 2.05 |
| Recency | 13 June 2023 | 20 July 2015 |
| Physical cores | 8 | 4 |
| Threads | 16 | 4 |
| Chip lithography | 4 nm | 28 nm |
| Power consumption (TDP) | 35 Watt | 95 Watt |
Ryzen 7 PRO 7840HS has a 733.7% higher aggregate performance score, an age advantage of 7 years, 100% more physical cores and 300% more threads, a 600% more advanced lithography process, and 171.4% lower power consumption.
The Ryzen 7 PRO 7840HS is our recommended choice as it beats the A8-7670K in performance tests.
Be aware that Ryzen 7 PRO 7840HS is a notebook processor while A8-7670K is a desktop one.
Should you still have questions on choice between Ryzen 7 PRO 7840HS and A8-7670K, ask them in Comments section, and we shall answer.
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