Ryzen Z1 vs Ultra 7 155H
Aggregate performance score
Core Ultra 7 155H outperforms Ryzen Z1 by a substantial 31% based on our aggregate benchmark results.
Primary details
Comparing Core Ultra 7 155H and Ryzen Z1 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 439 | 655 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Meteor Lake-H | Phoenix (Zen 4, Ryzen 7040) |
| Power efficiency | 53.16 | 75.59 |
| Architecture codename | Meteor Lake-H (2023) | Phoenix (Zen4) (2023) |
| Release date | 14 December 2023 (1 year ago) | May 2023 (1 year ago) |
| Launch price (MSRP) | $503 | no data |
Detailed specifications
Core Ultra 7 155H and Ryzen Z1 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 | 16 (Hexadeca-Core) | 6 (Hexa-Core) |
| Threads | 22 | 12 |
| Base clock speed | 3.8 GHz | 3.2 GHz |
| Boost clock speed | 4.8 GHz | 4.9 GHz |
| L1 cache | 112 KB (per core) | 64 KB (per core) |
| L2 cache | 2 MB (per core) | 1 MB (per core) |
| L3 cache | 24 MB (shared) | 16 MB (shared) |
| Chip lithography | 7 nm | 4 nm |
| Die size | no data | 137 mm2 |
| Maximum core temperature | 110 °C | 100 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | + |
Compatibility
Information on Core Ultra 7 155H and Ryzen Z1 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 | Intel BGA 2049 | FP8 |
| Power consumption (TDP) | 28 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Ultra 7 155H and Ryzen Z1. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| TSX | + | - |
| Precision Boost 2 | no data | + |
Security technologies
Core Ultra 7 155H and Ryzen Z1 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core Ultra 7 155H and Ryzen Z1 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 Core Ultra 7 155H and Ryzen Z1. 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 | Intel Arc 8-Cores iGPU ( - 2250 MHz) | AMD Radeon 740M |
Peripherals
Specifications and connection of peripherals supported by Core Ultra 7 155H and Ryzen Z1.
| PCIe version | 5.0 | 4.0 |
| PCI Express lanes | 8 | 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.
Geekbench 5.5 Multi-Core
Pros & cons summary
| Performance score | 15.61 | 11.89 |
| Integrated graphics card | 18.52 | 8.27 |
| Physical cores | 16 | 6 |
| Threads | 22 | 12 |
| Chip lithography | 7 nm | 4 nm |
| Power consumption (TDP) | 28 Watt | 15 Watt |
Ultra 7 155H has a 31.3% higher aggregate performance score, 123.9% faster integrated GPU, and 166.7% more physical cores and 83.3% more threads.
Ryzen Z1, on the other hand, has a 75% more advanced lithography process, and 86.7% lower power consumption.
The Core Ultra 7 155H is our recommended choice as it beats the Ryzen Z1 in performance tests.
Should you still have questions on choice between Core Ultra 7 155H and Ryzen Z1, ask them in Comments section, and we shall answer.
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