Ultra 7 266V vs Ultra 5 115U
Primary details
Comparing Core Ultra 5 115U and Core Ultra 7 266V processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Architecture codename | Meteor Lake (2023) | Lunar Lake (2024) |
| Release date | 14 December 2023 (less than a year ago) | 24 September 2024 (less than a year ago) |
Detailed specifications
Core Ultra 5 115U and Core Ultra 7 266V 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 | 8 (Octa-Core) | 8 (Octa-Core) |
| Threads | 10 | 8 |
| Base clock speed | 1.5 GHz | 2.2 GHz |
| Boost clock speed | 4.2 GHz | 5 GHz |
| Bus rate | no data | 37 MHz |
| L1 cache | 112 KB (per core) | 192 KB (per core) |
| L2 cache | 2 MB (per core) | 2.5 MB (per core) |
| L3 cache | 10 MB (shared) | 12 MB (shared) |
| Chip lithography | 7 nm | 3 nm |
| Maximum core temperature | no data | 100 °C |
| 64 bit support | + | + |
Compatibility
Information on Core Ultra 5 115U and Core Ultra 7 266V 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 2833 |
| Power consumption (TDP) | 15 Watt | 17 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Ultra 5 115U and Core Ultra 7 266V. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | + | + |
| TSX | + | + |
Security technologies
Core Ultra 5 115U and Core Ultra 7 266V technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core Ultra 5 115U and Core Ultra 7 266V are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core Ultra 5 115U and Core Ultra 7 266V. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 Depends on motherboard | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Arc Xe-LPG 48EU | Arc 140V |
Peripherals
Specifications and connection of peripherals supported by Core Ultra 5 115U and Core Ultra 7 266V.
| PCIe version | 4.0 | 5.0 |
| PCI Express lanes | 12 | 4 |
Pros & cons summary
| Recency | 14 December 2023 | 24 September 2024 |
| Threads | 10 | 8 |
| Chip lithography | 7 nm | 3 nm |
| Power consumption (TDP) | 15 Watt | 17 Watt |
Ultra 5 115U has 25% more threads, and 13.3% lower power consumption.
Ultra 7 266V, on the other hand, has an age advantage of 9 months, and a 133.3% more advanced lithography process.
We couldn't decide between Core Ultra 5 115U and Core Ultra 7 266V. We've got no test results to judge.
Should you still have questions on choice between Core Ultra 5 115U and Core Ultra 7 266V, ask them in Comments section, and we shall answer.
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