Radeon RX 6600M vs Iris Xe Graphics G4
Primary Details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | not rated | 138 |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Generation 12.0 (2020) | RDNA 2 (2020−2022) |
| GPU code name | Tiger Lake GT1 | R21M-E65-70 |
| Market segment | Laptop | Laptop |
| Release date | 2 September 2020 (3 years ago) | 1 September 2020 (3 years ago) |
Detailed Specifications
General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 384 | 1792 |
| Core clock speed | no data | 2068 MHz |
| Boost clock speed | 1100 MHz | 2177 MHz |
| Number of transistors | no data | 11,060 million |
| Manufacturing process technology | 10 nm | 7 nm |
| Power consumption (TDP) | 15 Watt | 100 Watt (50 - 100 Watt TGP) |
| Texture fill rate | 52.80 | 235.8 |
Form Factor & Compatibility
Information on Iris Xe Graphics G4 and Radeon RX 6600M compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.
| Laptop size | no data | medium sized |
| Interface | PCIe 3.0 x1 | PCIe 4.0 x8 |
| Supplementary power connectors | no data | None |
| Memory type | System Shared | GDDR6 |
| Maximum RAM amount | System Shared | 8 GB |
| Memory bus width | System Shared | 128 Bit |
| Memory clock speed | System Shared | 14000 MHz |
| Memory bandwidth | no data | 256.0 GB/s |
| Shared memory | + | - |
Connectivity and Outputs
Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.
| Display Connectors | No outputs | No outputs |
Supported Technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| Quick Sync | + | no data |
API Compatibility
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_1) | 12 Ultimate (12_2) |
| Shader Model | 6.4 | 6.5 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| Vulkan | 1.1 | 1.2 |
Pros & Cons Summary
| Maximum RAM amount | System Shared | 8 GB |
| Chip lithography | 10 nm | 7 nm |
| Power consumption (TDP) | 15 Watt | 100 Watt |
We couldn't decide between Iris Xe Graphics G4 and Radeon RX 6600M. We've got no test results to judge.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
Comparisons with Similar GPUs
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
