Steam Deck CPU (LCD) vs Ultra 7 255H
Primary details
Comparing Core Ultra 7 255H and Steam Deck CPU (LCD) processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 343 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Power efficiency | 14.93 | no data |
| Architecture codename | no data | Van Gogh (2022−2023) |
| Release date | 1 January 2025 (less than a year ago) | 25 February 2022 (2 years ago) |
Detailed specifications
Core Ultra 7 255H and Steam Deck CPU (LCD) 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) | 4 (Quad-Core) |
| Performance-cores | 6 | no data |
| Efficient-cores | 8 | no data |
| Low Power Efficient-cores | 2 | no data |
| Threads | 16 | 8 |
| Base clock speed | no data | 2.4 GHz |
| Boost clock speed | 5.1 GHz | 3.5 GHz |
| L1 cache | no data | 64 KB (per core) |
| L2 cache | no data | 512 KB (per core) |
| L3 cache | 24 MB | 4 MB (shared) |
| Chip lithography | no data | 7 nm |
| Die size | no data | 163 mm2 |
| Number of transistors | no data | 2,400 million |
| 64 bit support | + | + |
Compatibility
Information on Core Ultra 7 255H and Steam Deck CPU (LCD) 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 | FCBGA2049 | AMD BGA ST1 |
| Power consumption (TDP) | 115 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core Ultra 7 255H and Steam Deck CPU (LCD). You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | no data |
| AES-NI | + | + |
| AVX | - | + |
| Speed Shift | + | no data |
| Hyper-Threading Technology | - | no data |
| Thermal Monitoring | + | - |
| Turbo Boost Max 3.0 | + | no data |
| Precision Boost 2 | no data | + |
| Deep Learning Boost | + | - |
| Supported AI Software Frameworks | OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN | - |
Security technologies
Core Ultra 7 255H and Steam Deck CPU (LCD) 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 Core Ultra 7 255H and Steam Deck CPU (LCD) 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 Core Ultra 7 255H and Steam Deck CPU (LCD). Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-6400 | DDR5 |
| Maximum memory size | 128 GB | no data |
| Max memory channels | 2 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® Arc™ 140T GPU | Radeon Navi II 8CU |
| Quick Sync Video | + | - |
| Graphics max frequency | 2.25 GHz | no data |
Graphics interfaces
Available interfaces and connections of Core Ultra 7 255H and Steam Deck CPU (LCD) integrated GPUs.
| Number of displays supported | 4 | no data |
Graphics image quality
Maximum display resolutions supported by Core Ultra 7 255H and Steam Deck CPU (LCD) integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | 4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL) | no data |
| Max resolution over eDP | 3840x2400 @ 120Hz | no data |
| Max resolution over DisplayPort | 7680 x 4320 @ 60Hz | no data |
Graphics API support
APIs supported by Core Ultra 7 255H and Steam Deck CPU (LCD) integrated GPUs, sometimes API versions are included.
| DirectX | 12.2 | no data |
| OpenGL | 4.6 | no data |
Peripherals
Specifications and connection of peripherals supported by Core Ultra 7 255H and Steam Deck CPU (LCD).
| PCIe version | no data | 3.0 |
| PCI Express lanes | 28 | 8 |
| PCI support | 5.0 and 4.0 | no data |
Pros & cons summary
| Recency | 1 January 2025 | 25 February 2022 |
| Physical cores | 16 | 4 |
| Threads | 16 | 8 |
| Power consumption (TDP) | 115 Watt | 15 Watt |
Ultra 7 255H has an age advantage of 2 years, and 300% more physical cores and 100% more threads.
Steam Deck CPU (LCD), on the other hand, has 666.7% lower power consumption.
We couldn't decide between Core Ultra 7 255H and Steam Deck CPU (LCD). We've got no test results to judge.
Should you still have questions on choice between Core Ultra 7 255H and Steam Deck CPU (LCD), ask them in Comments section, and we shall answer.
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