U300 vs Ryzen 5 8645HS
Aggregate performance score
Ryzen 5 8645HS outperforms U300 by a whopping 176% based on our aggregate benchmark results.
Primary details
Comparing Ryzen 5 8645HS and U300 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 498 | 1193 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Power efficiency | 30.41 | 9.01 |
| Architecture codename | Hawk Point-HS (Zen 4) (2023−2024) | no data |
| Release date | 6 December 2023 (1 year ago) | 1 January 2023 (1 year ago) |
Detailed specifications
Ryzen 5 8645HS and U300 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 | 6 (Hexa-Core) | 5 (Penta-Core) |
| Performance-cores | no data | 1 |
| Efficient-cores | no data | 4 |
| Threads | 12 | 6 |
| Base clock speed | 4.3 GHz | no data |
| Boost clock speed | 5 GHz | 4.4 GHz |
| L1 cache | 64 KB (per core) | no data |
| L2 cache | 1 MB (per core) | no data |
| L3 cache | 16 MB (shared) | 8 MB Intel® Smart Cache |
| Chip lithography | 4 nm | Intel 7 nm |
| Die size | 178 mm2 | no data |
| Maximum core temperature | 100 °C | 100 °C |
| Number of transistors | 25,000 million | no data |
| 64 bit support | + | + |
Compatibility
Information on Ryzen 5 8645HS and U300 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 | FP8 | FCBGA1744 |
| Power consumption (TDP) | 45 Watt | 55 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 5 8645HS and U300. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Ryzen AI, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3 | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | + | + |
| AVX | + | - |
| Speed Shift | no data | + |
| Hyper-Threading Technology | no data | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| Precision Boost 2 | + | no data |
| Deep Learning Boost | - | + |
Security technologies
Ryzen 5 8645HS and U300 technologies aimed at improving security, for example, by protecting against hacks.
| EDB | no data | + |
| Secure Key | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 5 8645HS and U300 are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 5 8645HS and U300. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR5-5200, DDR4-3200, LPDDR4x-4267 |
| Maximum memory size | no data | 96 GB |
| Max memory channels | no data | 2 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | AMD Radeon 760M ( - 2600 MHz) | Intel UHD Graphics for 13th Gen Intel Processors |
| Quick Sync Video | - | + |
| Graphics max frequency | no data | 1.1 GHz |
| Execution Units | no data | 48 |
Graphics interfaces
Available interfaces and connections of Ryzen 5 8645HS and U300 integrated GPUs.
| Number of displays supported | no data | 4 |
Graphics image quality
Maximum display resolutions supported by Ryzen 5 8645HS and U300 integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | no data | 4096 x 2304 @ 60Hz |
| Max resolution over eDP | no data | 4096 x 2304 @ 120Hz |
| Max resolution over DisplayPort | no data | 7680 x 4320 @ 60Hz |
Graphics API support
APIs supported by Ryzen 5 8645HS and U300 integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12.1 |
| OpenGL | no data | 4.6 |
Peripherals
Specifications and connection of peripherals supported by Ryzen 5 8645HS and U300.
| PCIe version | 4.0 | no data |
| PCI Express lanes | 20 | 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 | 14.47 | 5.24 |
| Integrated graphics card | 14.91 | 5.58 |
| Recency | 6 December 2023 | 1 January 2023 |
| Physical cores | 6 | 5 |
| Threads | 12 | 6 |
| Power consumption (TDP) | 45 Watt | 55 Watt |
Ryzen 5 8645HS has a 176.1% higher aggregate performance score, 167.2% faster integrated GPU, an age advantage of 11 months, 20% more physical cores and 100% more threads, and 22.2% lower power consumption.
The Ryzen 5 8645HS is our recommended choice as it beats the U300 in performance tests.
Should you still have questions on choice between Ryzen 5 8645HS and U300, ask them in Comments section, and we shall answer.
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