Intel Core Ultra 7 155H | Valve Steam Deck (AMD Custom APU 0405) | |
CPU comparisonIntel Core Ultra 7 155H or Valve Steam Deck (AMD Custom APU 0405) - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.
The Intel Core Ultra 7 155H has 16 cores with 22 threads and clocks with a maximum frequency of 4.80 GHz. Up to 96 GB of memory is supported in 2 memory channels. The Intel Core Ultra 7 155H was released in Q4/2023. The Valve Steam Deck (AMD Custom APU 0405) has 4 cores with 8 threads and clocks with a maximum frequency of 3.50 GHz. The CPU supports up to 16 GB of memory in 4 memory channels. The Valve Steam Deck (AMD Custom APU 0405) was released in Q4/2021. |
||
Intel Core Ultra 7 (9) | Family | AMD Ryzen 5 (84) |
Intel Core Ultra 100H (5) | CPU group | AMD Aerith (Steam Deck) (1) |
1 | Generation | 3 |
Meteor Lake H | Architecture | Aerith (Zen 2) |
Mobile | Segment | Mobile |
-- | Predecessor | -- |
-- | Successor | Valve Steam Deck (2023 Refresh) |
|
||
CPU Cores and Base FrequencyThe Intel Core Ultra 7 155H is a 16 core processor with a clock frequency of 1.40 GHz (4.80 GHz). The Valve Steam Deck (AMD Custom APU 0405) has 4 CPU cores with a clock frequency of 2.40 GHz (3.50 GHz). |
||
Intel Core Ultra 7 155H | Characteristic | Valve Steam Deck (AMD Custom APU 0405) |
16 | Cores | 4 |
22 | Threads | 8 |
hybrid (big.LITTLE) | Core architecture | normal |
Yes | Hyperthreading | Yes |
No | Overclocking ? | No |
1.40 GHz (4.80 GHz) 6x Redwood Cove |
A-Core | 2.40 GHz (3.50 GHz) |
0.90 GHz (3.80 GHz) 8x Crestmont |
B-Core | -- |
0.70 GHz (2.50 GHz) 2x Crestmont |
C-Core | -- |
Artificial Intelligence and Machine LearningProcessors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor. |
||
Intel Core Ultra 7 155H | Characteristic | Valve Steam Deck (AMD Custom APU 0405) |
Intel AI engine | AI hardware | -- |
Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT) | AI specifications | -- |
Internal GraphicsThe integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs. |
||
Intel Iris Xe 8 Core Graphics 128 EUs (Meteor Lake) | GPU | AMD Custom Radeon Graphics (Steam Deck) |
0.60 GHz | GPU frequency | 1.00 GHz |
2.25 GHz | GPU (Turbo) | 1.60 GHz |
-- | GPU Generation | -- |
5 nm | Technology | 7 nm |
4 | Max. displays | 2 |
128 | Compute units | 8 |
1024 | Shader | 512 |
Yes | Hardware Raytracing | No |
No | Frame Generation | No |
32 GB | Max. GPU Memory | 8 GB |
12.2 | DirectX Version | 12 |
Hardware codec supportA photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos. |
||
Intel Iris Xe 8 Core Graphics 128 EUs (Meteor Lake) | GPU | AMD Custom Radeon Graphics (Steam Deck) |
Decode / Encode | Codec h265 / HEVC (8 bit) | Decode / Encode |
Decode / Encode | Codec h265 / HEVC (10 bit) | Decode / Encode |
Decode / Encode | Codec h264 | Decode / Encode |
Decode | Codec VP9 | Decode / Encode |
Decode | Codec VP8 | Decode / Encode |
Decode / Encode | Codec AV1 | No |
Decode / Encode | Codec AVC | Decode / Encode |
Decode | Codec VC-1 | Decode |
Decode / Encode | Codec JPEG | Decode / Encode |
Memory & PCIeThe Intel Core Ultra 7 155H supports a maximum of 96 GB of memory in 2 memory channels. The Valve Steam Deck (AMD Custom APU 0405) can connect up to 16 GB of memory in 4 memory channels. |
||
Intel Core Ultra 7 155H | Characteristic | Valve Steam Deck (AMD Custom APU 0405) |
LPDDR5X-7500, DDR5-5600 | Memory | LPDDR5-5500 |
96 GB | Max. Memory | 16 GB |
2 (Dual Channel) | Memory channels | 4 (Quad Channel) |
120.0 GB/s | Max. Bandwidth | 88.0 GB/s |
No | ECC | No |
18.00 MB | L2 Cache | 2.00 MB |
24.00 MB | L3 Cache | 4.00 MB |
5.0 | PCIe version | 3.0 |
20 | PCIe lanes | 8 |
78.8 GB/s | PCIe Bandwidth | 7.9 GB/s |
Thermal ManagementThe TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core Ultra 7 155H has a TDP of 28 W, that of the Valve Steam Deck (AMD Custom APU 0405) is 15 W. |
||
Intel Core Ultra 7 155H | Characteristic | Valve Steam Deck (AMD Custom APU 0405) |
28 W | TDP (PL1 / PBP) | 15 W |
115 W | TDP (PL2) | -- |
65 W | TDP up | -- |
20 W | TDP down | 4 W |
110 °C | Tjunction max. | 100 °C |
Technical detailsThe Intel Core Ultra 7 155H has a 42.00 MB cache, while the Valve Steam Deck (AMD Custom APU 0405) cache has a total of 6.00 MB. |
||
Intel Core Ultra 7 155H | Characteristic | Valve Steam Deck (AMD Custom APU 0405) |
7 nm | Technology | 7 nm |
Chiplet | Chip design | Monolithic |
x86-64 (64 bit) | Instruction set (ISA) | x86-64 (64 bit) |
SSE4.1, SSE4.2, AVX2 | ISA extensions | SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 |
BGA 2049 | Socket | FF3 |
VT-x, VT-x EPT, VT-d | Virtualization | AMD-V, SVM |
Yes | AES-NI | Yes |
Windows 11, Linux | Operating systems | SteamOS (Arch Linux) |
Q4/2023 | Release date | Q4/2021 |
-- | Release price | -- |
show more data | show more data | |
Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
|||
Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
|||
Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
|||
Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
|||
Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
|||
Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
|||
Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz |
Intel Core Ultra 7 155H
Intel Iris Xe 8 Core Graphics 128 EUs (Meteor Lake) @ 2.25 GHz |
|||
Valve Steam Deck (AMD Custom APU 0405)
AMD Custom Radeon Graphics (Steam Deck) @ 1.60 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
|||
Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz |
|||
Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 3.50 GHz |
Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz |
|||
Valve Steam Deck (AMD Custom APU 0405)
4C 8T @ 2.80 GHz |
Intel Core Ultra 7 155H
16,825 CB R23 MC @ 75 W |
|||
Valve Steam Deck (AMD Custom APU 0405)
2.40 GHz |
Devices using this processor |
|
Intel Core Ultra 7 155H | Valve Steam Deck (AMD Custom APU 0405) |
ASUS Zenbook Duo (2024) UX8406 | Valve Steam Deck |