Ultra 5 115U vs Ultra 7 155H
Primary details
Comparing Core Ultra 7 155H and Core Ultra 5 115U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 433 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Meteor Lake-H | no data |
| Power efficiency | 53.40 | no data |
| Architecture codename | Meteor Lake-H (2023) | Meteor Lake (2023) |
| Release date | 14 December 2023 (1 year ago) | 14 December 2023 (1 year ago) |
| Launch price (MSRP) | $503 | no data |
Detailed specifications
Core Ultra 7 155H and Core Ultra 5 115U 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) | 8 (Octa-Core) |
| Threads | 22 | 10 |
| Base clock speed | 3.8 GHz | 1.5 GHz |
| Boost clock speed | 4.8 GHz | 4.2 GHz |
| L1 cache | 112 KB (per core) | 112 KB (per core) |
| L2 cache | 2 MB (per core) | 2 MB (per core) |
| L3 cache | 24 MB (shared) | 10 MB (shared) |
| Chip lithography | 7 nm | 7 nm |
| Maximum core temperature | 110 °C | no data |
| 64 bit support | + | + |
Compatibility
Information on Core Ultra 7 155H and Core Ultra 5 115U 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 | Intel BGA 2049 |
| Power consumption (TDP) | 28 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Ultra 7 155H and Core Ultra 5 115U. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| TSX | + | + |
Security technologies
Core Ultra 7 155H and Core Ultra 5 115U technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core Ultra 7 155H and Core Ultra 5 115U are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 155H and Core Ultra 5 115U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR5 Depends on motherboard |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel Arc 8-Cores iGPU ( - 2250 MHz) | Arc Xe-LPG 48EU |
Peripherals
Specifications and connection of peripherals supported by Core Ultra 7 155H and Core Ultra 5 115U.
| PCIe version | 5.0 | 4.0 |
| PCI Express lanes | 8 | 12 |
Pros & cons summary
| Physical cores | 16 | 8 |
| Threads | 22 | 10 |
| Power consumption (TDP) | 28 Watt | 15 Watt |
Ultra 7 155H has 100% more physical cores and 120% more threads.
Ultra 5 115U, on the other hand, has 86.7% lower power consumption.
We couldn't decide between Core Ultra 7 155H and Core Ultra 5 115U. We've got no test results to judge.
Should you still have questions on choice between Core Ultra 7 155H and Core Ultra 5 115U, ask them in Comments section, and we shall answer.
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