AMD Radeon RX 7900M vs Intel Arc Graphics 4 Xe Mobile Comparison

AMD Radeon RX 7900M and Intel Arc Graphics 4 Xe Mobile occupy opposite ends of the mobile graphics spectrum. The RX 7900M is a discrete flagship built on RDNA 3.0, while the Arc Graphics 4 Xe Mobile is an integrated solution based on Xe3-LPG. The database shows a clear performance hierarchy, but the integrated part has its own distinct role.

Where Each One Wins

The AMD Radeon RX 7900M wins every recorded benchmark category by a massive margin. It is positioned in the 94th percentile of all GPUs, whereas the Intel Arc Graphics 4 Xe Mobile sits at the 50th percentile. The RX 7900M delivers an average benchmark score of 97487, while the Intel part has no recorded benchmark scores in the database, resulting in an average score of 0. This means the RX 7900M is the only one of the two with measurable performance data.

The Intel Arc Graphics 4 Xe Mobile wins in efficiency per watt. Its TDP is 25 W, which is 155 W lower than the RX 7900M's 180 W TDP. For thin-and-light notebooks where battery life and thermal headroom matter, the Intel part is the practical choice. The RX 7900M, by contrast, is built for performance-first laptops that can handle its power draw.

The RX 7900M also wins on memory configuration. It has 16 GB of dedicated GDDR6 memory on a 256-bit bus, delivering 576.0 GB/s of bandwidth. The Intel part uses System Shared memory with bandwidth described as System Dependent, meaning it relies on the host system's memory and offers no dedicated graphics memory. This makes the RX 7900M the clear winner for memory-intensive workloads like high-resolution gaming or large dataset processing.

Architecture Differences

The two GPUs come from completely different design philosophies. The AMD Radeon RX 7900M uses the Navi 31 chip built on TSMC's 5 nm process, with the Plum Bonito codename. It belongs to the Radeon RX 7000 series and the Navi Mobile (RX 7000M) generation. The Intel Arc Graphics 4 Xe Mobile uses the Panther Lake chip built on Intel's 3 nm process, part of the Arc Graphics-M (Panther Lake) generation.

The RX 7900M has 57,700 million transistors on a 529 mm² die, giving it a transistor density of 109.1M per mm². The Intel part has unknown transistor count and die size, so a direct density comparison is not possible from the recorded data. However, the difference in shading units is stark: the RX 7900M has 4608 shading units, while the Intel part has 512. That is a 9:1 ratio in the AMD's favor.

Texture and pixel processing follow the same pattern. The RX 7900M has 288 TMUs and 192 ROPs, versus 32 TMUs and 16 ROPs on the Intel part. Ray tracing hardware also differs: 72 RT cores on the AMD versus 4 RT cores on the Intel. Both support DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4, so API-level features are identical.

Clock behavior is another differentiator. The RX 7900M runs at a base clock of 1825 MHz with a boost of 2090 MHz. The Intel part has a much lower base clock of 300 MHz but a higher boost of 2300 MHz. The higher boost on the Intel part suggests it can ramp up quickly when needed, but its 25 W power envelope limits sustained performance. The RX 7900M's memory clock is 2250 MHz with 18 Gbps effective, while the Intel part uses system memory.

Head-to-Head Benchmarks

The database contains no direct head-to-head benchmark entries between these two GPUs. The headToHeadBenchmarks array is empty, and both winsA and winsB are 0. This means a direct comparison of the same workload on both parts is not available in the recorded data.

However, the RX 7900M has three individual benchmark scores that illustrate its performance class. In 3DMark Steel Nomad DX12, it scores 4201. In Geekbench OpenCL, it scores 129499. In Geekbench Vulkan, it scores 158760. These scores place it in the 94th percentile of all GPUs.

The Intel Arc Graphics 4 Xe Mobile has no benchmark scores at all in the database. Its average benchmark score is 0, and it has no nearest rivals listed. This is common for newly released integrated parts, as the database may not have accumulated test results yet. The RX 7900M's release date is 2023-10-18, while the Intel part's release date is 2026-01-26, so the Intel GPU is significantly newer and has had less time to accumulate data.

The RX 7900M's nearest rivals provide context for its standing. It is 0.4% ahead of the AMD Radeon Pro VII, 4.3% behind the NVIDIA Quadro RTX 6000, 5.4% ahead of the AMD Radeon Instinct MI60, and 6.3% ahead of the NVIDIA RTX A4500. These are all professional workstation GPUs, indicating the RX 7900M competes at a high-performance tier despite being marketed as a mobile part.

FAQ

Q: Which GPU has a higher average benchmark score?

A: The AMD Radeon RX 7900M has an average benchmark score of 97487, placing it in the 94th percentile. The Intel Arc Graphics 4 Xe Mobile has no recorded benchmark scores, giving it an average of 0 and the 50th percentile.

Q: How do the shading unit counts compare?

A: The RX 7900M has 4608 shading units, while the Intel Arc Graphics 4 Xe Mobile has 512. The AMD part also has 288 TMUs and 192 ROPs versus 32 TMUs and 16 ROPs on the Intel part.

Q: What memory configurations do these GPUs use?

A: The RX 7900M uses 16 GB of GDDR6 memory on a 256-bit bus with 576.0 GB/s bandwidth. The Intel part uses System Shared memory with System Dependent bandwidth, meaning it borrows from the host system.

Q: What are the power consumption figures?

A: The RX 7900M has a TDP of 180 W, while the Intel Arc Graphics 4 Xe Mobile has a TDP of 25 W. The Intel part consumes 155 W less power.

Q: Do both GPUs support the same graphics APIs?

A: Yes, both support DirectX 12 Ultimate (12_2), OpenGL 4.6, and Vulkan 1.4.

Q: Which GPU has more ray tracing cores?

A: The RX 7900M has 72 RT cores, while the Intel Arc Graphics 4 Xe Mobile has 4 RT cores.

The Verdict

The data indicates the AMD Radeon RX 7900M is the dominant performer for anyone who needs maximum graphics throughput in a mobile form factor. Its 4608 shading units, 72 RT cores, and 16 GB of GDDR6 memory with 576.0 GB/s bandwidth make it suitable for demanding workloads like high-refresh gaming, 3D rendering, and GPU-accelerated compute. The 94th percentile ranking and average score of 97487 confirm its position among the fastest GPUs in the database.

The Intel Arc Graphics 4 Xe Mobile is a fundamentally different product. Its 25 W TDP and 512 shading units make it appropriate for systems where power efficiency is the priority. The 300 MHz base clock with a 2300 MHz boost suggests it can handle light graphics tasks, but its lack of dedicated memory and absence of benchmark scores in the database make it difficult to assess its real-world performance relative to other parts.

The release dates reinforce this split. The RX 7900M launched on 2023-10-18 and has accumulated benchmark data. The Intel part launched on 2026-01-26 and has none. The RX 7900M is the only one of the two with measurable performance records, and it holds every performance advantage in the database. The Intel part's sole recorded advantage is its dramatically lower power consumption.

Specification Differences

| Specification | AMD Radeon RX 7900M | Intel Arc Graphics 4 Xe Mobile |

|---|---|---|

| Architecture | RDNA 3.0 | Xe3-LPG |

| Process Node | 5 nm | 3 nm |

| Foundry | TSMC | Intel |

| Transistors | 57,700 million | unknown |

| Die Size | 529 mm² | unknown |

| Transistor Density | 109.1M / mm² | null |

| Base Clock | 1825 MHz | 300 MHz |

| Boost Clock | 2090 MHz | 2300 MHz |

| Memory | 16 GB GDDR6 | System Shared |

| Memory Bus Width | 256 bit | System Shared |

| Memory Bandwidth | 576.0 GB/s | System Dependent |

| Shading Units | 4608 | 512 |

| TMUs | 288 | 32 |

| ROPs | 192 | 16 |

| RT Cores | 72 | 4 |

| Pixel Rate | 401.3 GPixel/s | 36.80 GPixel/s |

| Texture Rate | 601.9 GTexel/s | 73.60 GTexel/s |

| FP32 | 38.52 TFLOPS | 2.355 TFLOPS |

| FP16 | 77.05 TFLOPS (2:1) | 4.710 TFLOPS (2:1) |

| TDP | 180 W | 25 W |

| Bus Interface | PCIe 4.0 x16 | IGP |

| Release Date | 2023-10-18 | 2026-01-26 |

| Percentile vs All GPUs | 94 | 50 |

| Average Benchmark Score | 97487 | 0 |