Ryzen 7 PRO 8845HS vs Ryzen 7 PRO 7840U
Aggregate performance score
Ryzen 7 PRO 8845HS outperforms Ryzen 7 PRO 7840U by a moderate 19% based on our aggregate benchmark results.
Primary details
Comparing Ryzen 7 PRO 7840U and Ryzen 7 PRO 8845HS processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 449 | 326 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Server |
| Series | AMD Phoenix (Zen 4, Ryzen 7040) | no data |
| Power efficiency | 52.39 | 38.63 |
| Architecture codename | Phoenix (Zen 4) (2023) | Hawk Point (2024) |
| Release date | 3 May 2023 (1 year ago) | 16 April 2024 (less than a year ago) |
Detailed specifications
Ryzen 7 PRO 7840U and Ryzen 7 PRO 8845HS 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) | 8 (Octa-Core) |
| Threads | 16 | 16 |
| Base clock speed | 3.3 GHz | 3.8 GHz |
| Boost clock speed | 5.1 GHz | 5.1 GHz |
| L1 cache | 512 KB | 64 KB (per core) |
| L2 cache | 8 MB | 1 MB (per core) |
| L3 cache | 16 MB | 16 MB (shared) |
| Chip lithography | 4 nm | 4 nm |
| Die size | 178 mm2 | 178 mm2 |
| Maximum core temperature | 100 °C | no data |
| Number of transistors | no data | 25,000 million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
Compatibility
Information on Ryzen 7 PRO 7840U and Ryzen 7 PRO 8845HS 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 | no data | FP7 |
| Power consumption (TDP) | 28 Watt | 45 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 7 PRO 7840U and Ryzen 7 PRO 8845HS. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 7 PRO 7840U and Ryzen 7 PRO 8845HS are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 7 PRO 7840U and Ryzen 7 PRO 8845HS. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon 780M ( - 2700 MHz) | AMD Radeon 780M |
Peripherals
Specifications and connection of peripherals supported by Ryzen 7 PRO 7840U and Ryzen 7 PRO 8845HS.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
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 | 15.51 | 18.38 |
| Recency | 3 May 2023 | 16 April 2024 |
| Power consumption (TDP) | 28 Watt | 45 Watt |
Ryzen 7 PRO 7840U has 60.7% lower power consumption.
Ryzen 7 PRO 8845HS, on the other hand, has a 18.5% higher aggregate performance score, and an age advantage of 11 months.
The Ryzen 7 PRO 8845HS is our recommended choice as it beats the Ryzen 7 PRO 7840U in performance tests.
Be aware that Ryzen 7 PRO 7840U is a notebook processor while Ryzen 7 PRO 8845HS is a server/workstation one.
Should you still have questions on choice between Ryzen 7 PRO 7840U and Ryzen 7 PRO 8845HS, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
