Ultra 5 135H vs Ryzen 5 8645HS
Aggregate performance score
Primary details
Comparing Ryzen 5 8645HS and Core Ultra 5 135H processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 505 | 509 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | no data | Intel Meteor Lake-H |
| Power efficiency | 30.11 | 48.16 |
| Architecture codename | Hawk Point-HS (Zen 4) (2023−2024) | Meteor Lake-H (2023) |
| Release date | 6 December 2023 (1 year ago) | 14 December 2023 (1 year ago) |
| Launch price (MSRP) | no data | $342 |
Detailed specifications
Ryzen 5 8645HS and Core Ultra 5 135H 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) | 14 (Tetradeca-Core) |
| Threads | 12 | 18 |
| Base clock speed | 4.3 GHz | 3.6 GHz |
| Boost clock speed | 5 GHz | 4.6 GHz |
| L1 cache | 64 KB (per core) | 112 KB (per core) |
| L2 cache | 1 MB (per core) | 2 MB (per core) |
| L3 cache | 16 MB (shared) | 18 MB (shared) |
| Chip lithography | 4 nm | 7 nm |
| Die size | 178 mm2 | no data |
| Maximum core temperature | 100 °C | 110 °C |
| Number of transistors | 25,000 million | no data |
| 64 bit support | + | + |
Compatibility
Information on Ryzen 5 8645HS and Core Ultra 5 135H 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 | Intel BGA 2049 |
| Power consumption (TDP) | 45 Watt | 28 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 5 8645HS and Core Ultra 5 135H. 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 | no data |
| AES-NI | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| TSX | - | + |
| Precision Boost 2 | + | no data |
Security technologies
Ryzen 5 8645HS and Core Ultra 5 135H technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 5 8645HS and Core Ultra 5 135H are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 5 8645HS and Core Ultra 5 135H. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | AMD Radeon 760M ( - 2600 MHz) | Intel Arc 7-Cores iGPU ( - 2200 MHz) |
Peripherals
Specifications and connection of peripherals supported by Ryzen 5 8645HS and Core Ultra 5 135H.
| PCIe version | 4.0 | 5.0 |
| 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 | 14.22 | 14.15 |
| Integrated graphics card | 14.86 | 17.23 |
| Physical cores | 6 | 14 |
| Threads | 12 | 18 |
| Chip lithography | 4 nm | 7 nm |
| Power consumption (TDP) | 45 Watt | 28 Watt |
Ryzen 5 8645HS has a 0.5% higher aggregate performance score, and a 75% more advanced lithography process.
Ultra 5 135H, on the other hand, has 15.9% faster integrated GPU, 133.3% more physical cores and 50% more threads, and 60.7% lower power consumption.
Given the minimal performance differences, no clear winner can be declared between Ryzen 5 8645HS and Core Ultra 5 135H.
Should you still have questions on choice between Ryzen 5 8645HS and Core Ultra 5 135H, ask them in Comments section, and we shall answer.
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