3 100U vs Ryzen 5 8645HS
Aggregate performance score
Ryzen 5 8645HS outperforms Core 3 100U by an impressive 59% based on our aggregate benchmark results.
Primary details
Comparing Ryzen 5 8645HS and Core 3 100U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 498 | 842 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | no data | Raptor Lake-U |
| Power efficiency | 30.37 | 57.41 |
| Architecture codename | Hawk Point-HS (Zen 4) (2023−2024) | Raptor Lake-U Refresh (2024) |
| Release date | 6 December 2023 (1 year ago) | 8 January 2024 (less than a year ago) |
| Launch price (MSRP) | no data | $426 |
Detailed specifications
Ryzen 5 8645HS and Core 3 100U 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) | 6 (Hexa-Core) |
| Performance-cores | no data | 2 |
| Efficient-cores | no data | 4 |
| Threads | 12 | 8 |
| Base clock speed | 4.3 GHz | 1.2 GHz |
| Boost clock speed | 5 GHz | 4.7 GHz |
| Bus rate | no data | 55 MHz |
| L1 cache | 64 KB (per core) | 80 KB (per core) |
| L2 cache | 1 MB (per core) | 1.25 MB (per core) |
| L3 cache | 16 MB (shared) | 10 MB (shared) |
| 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 Core 3 100U 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 | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 5 8645HS and Core 3 100U. 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 | + | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| Precision Boost 2 | + | no data |
| Deep Learning Boost | - | + |
Security technologies
Ryzen 5 8645HS and Core 3 100U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
| EDB | no data | + |
| Secure Key | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 5 8645HS and Core 3 100U 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 Core 3 100U. 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 | AMD Radeon 760M ( - 2600 MHz) | Intel® Graphics |
| Quick Sync Video | - | + |
| Graphics max frequency | no data | 1.25 GHz |
| Execution Units | no data | 64 |
Graphics interfaces
Available interfaces and connections of Ryzen 5 8645HS and Core 3 100U integrated GPUs.
| Number of displays supported | no data | 4 |
Graphics image quality
Maximum display resolutions supported by Ryzen 5 8645HS and Core 3 100U 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 Core 3 100U 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 Core 3 100U.
| PCIe version | 4.0 | 4.0 |
| PCI Express lanes | 20 | 8 |
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 | 14.44 | 9.10 |
| Recency | 6 December 2023 | 8 January 2024 |
| Threads | 12 | 8 |
| Power consumption (TDP) | 45 Watt | 15 Watt |
Ryzen 5 8645HS has a 58.7% higher aggregate performance score, and 50% more threads.
3 100U, on the other hand, has an age advantage of 1 month, and 200% lower power consumption.
The Ryzen 5 8645HS is our recommended choice as it beats the Core 3 100U in performance tests.
Should you still have questions on choice between Ryzen 5 8645HS and Core 3 100U, 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.
