Steam Deck CPU (LCD) vs i5-1235U (IPU)
Primary details
Comparing Core i5-1235U (IPU) and Steam Deck CPU (LCD) 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 | Alder Lake-U (2022) | Van Gogh (2022−2023) |
| Release date | 23 February 2022 (2 years ago) | 25 February 2022 (2 years ago) |
Detailed specifications
Core i5-1235U (IPU) 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 | 10 (Deca-Core) | 4 (Quad-Core) |
| Threads | 12 | 8 |
| Base clock speed | 1.3 GHz | 2.4 GHz |
| Boost clock speed | 4.4 GHz | 3.5 GHz |
| L1 cache | 80K (per core) | 64 KB (per core) |
| L2 cache | 1.25 MB (per core) | 512 KB (per core) |
| L3 cache | 12 MB (shared) | 4 MB (shared) |
| Chip lithography | 10 nm | 7 nm |
| Die size | no data | 163 mm2 |
| Number of transistors | no data | 2,400 million |
| 64 bit support | + | + |
Compatibility
Information on Core i5-1235U (IPU) 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 | Intel BGA 1744 | AMD BGA ST1 |
| Power consumption (TDP) | 15 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i5-1235U (IPU) and Steam Deck CPU (LCD). You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| Enhanced SpeedStep (EIST) | + | no data |
| TSX | + | - |
| Precision Boost 2 | no data | + |
Security technologies
Core i5-1235U (IPU) and Steam Deck CPU (LCD) technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i5-1235U (IPU) and Steam Deck CPU (LCD) 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 i5-1235U (IPU) and Steam Deck CPU (LCD). Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4, DDR5 Dual-channel | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Iris Xe 80EU | Radeon Navi II 8CU |
Peripherals
Specifications and connection of peripherals supported by Core i5-1235U (IPU) and Steam Deck CPU (LCD).
| PCIe version | 4.0 | 3.0 |
| PCI Express lanes | 20 | 8 |
Pros & cons summary
| Physical cores | 10 | 4 |
| Threads | 12 | 8 |
| Chip lithography | 10 nm | 7 nm |
i5-1235U (IPU) has 150% more physical cores and 50% more threads.
Steam Deck CPU (LCD), on the other hand, has a 42.9% more advanced lithography process.
We couldn't decide between Core i5-1235U (IPU) and Steam Deck CPU (LCD). We've got no test results to judge.
Should you still have questions on choice between Core i5-1235U (IPU) and Steam Deck CPU (LCD), ask them in Comments section, and we shall answer.
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