Ultra 7 155U vs Steam Deck CPU (LCD)
Primary details
Comparing Steam Deck CPU (LCD) and Core Ultra 7 155U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 734 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | no data | Intel Meteor Lake-U |
| Power efficiency | no data | 66.62 |
| Architecture codename | Van Gogh (2022−2023) | Meteor Lake-P (2023) |
| Release date | 25 February 2022 (2 years ago) | 14 December 2023 (less than a year ago) |
| Launch price (MSRP) | no data | $490 |
Detailed specifications
Steam Deck CPU (LCD) and Core Ultra 7 155U 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 | 4 (Quad-Core) | 12 (Dodeca-Core) |
| Threads | 8 | 14 |
| Base clock speed | 2.4 GHz | 1.7 GHz |
| Boost clock speed | 3.5 GHz | 4.8 GHz |
| L1 cache | 64 KB (per core) | 112 KB (per core) |
| L2 cache | 512 KB (per core) | 2 MB (per core) |
| L3 cache | 4 MB (shared) | 12 MB (shared) |
| Chip lithography | 7 nm | Intel 4 nm |
| Die size | 163 mm2 | no data |
| Maximum core temperature | no data | 110 °C |
| Number of transistors | 2,400 million | no data |
| 64 bit support | + | + |
Compatibility
Information on Steam Deck CPU (LCD) and Core Ultra 7 155U 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 | AMD BGA ST1 | FCBGA2049 |
| Power consumption (TDP) | 15 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Steam Deck CPU (LCD) and Core Ultra 7 155U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
| Speed Shift | no data | + |
| Hyper-Threading Technology | no data | + |
| TSX | - | + |
| Thermal Monitoring | - | + |
| Flex Memory Access | no data | + |
| Turbo Boost Max 3.0 | no data | - |
| Precision Boost 2 | + | no data |
| Deep Learning Boost | - | + |
| Supported AI Software Frameworks | - | OpenVINO™, WindowsML, ONNX RT |
Security technologies
Steam Deck CPU (LCD) and Core Ultra 7 155U 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 Steam Deck CPU (LCD) and Core Ultra 7 155U 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 Steam Deck CPU (LCD) and Core Ultra 7 155U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR5 |
| 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 | Radeon Navi II 8CU | Intel® Graphics |
| Quick Sync Video | - | + |
| Graphics max frequency | no data | 1.95 GHz |
Graphics interfaces
Available interfaces and connections of Steam Deck CPU (LCD) and Core Ultra 7 155U integrated GPUs.
| Number of displays supported | no data | 4 |
Graphics image quality
Maximum display resolutions supported by Steam Deck CPU (LCD) and Core Ultra 7 155U integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | no data | 4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL) |
| Max resolution over eDP | no data | 3840x2400 @ 120Hz |
| Max resolution over DisplayPort | no data | 7680 x 4320 @ 60Hz |
Graphics API support
APIs supported by Steam Deck CPU (LCD) and Core Ultra 7 155U integrated GPUs, sometimes API versions are included.
| DirectX | no data | 12.2 |
| OpenGL | no data | 4.6 |
Peripherals
Specifications and connection of peripherals supported by Steam Deck CPU (LCD) and Core Ultra 7 155U.
| PCIe version | 3.0 | 4.0 |
| PCI Express lanes | 8 | 12 |
| PCI support | no data | 4.0 |
Pros & cons summary
| Recency | 25 February 2022 | 14 December 2023 |
| Physical cores | 4 | 12 |
| Threads | 8 | 14 |
Ultra 7 155U has an age advantage of 1 year, and 200% more physical cores and 75% more threads.
We couldn't decide between Steam Deck CPU (LCD) and Core Ultra 7 155U. We've got no test results to judge.
Should you still have questions on choice between Steam Deck CPU (LCD) and Core Ultra 7 155U, ask them in Comments section, and we shall answer.
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