Radeon RX 7900 GRE vs Iris Xe Graphics G4 48EU Mobile
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | not rated | 23 |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Generation 12.1 (2020−2021) | RDNA 3 (2022−2023) |
| GPU code name | Tiger Lake GT2 | Navi 31 |
| Market segment | Laptop | Desktop |
| Release date | 2 September 2020 (4 years ago) | 27 July 2023 (1 year 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 | 5120 |
| Boost clock speed | 1100 MHz | 2245 MHz |
| Number of transistors | no data | 57,700 million |
| Manufacturing process technology | 10 nm | 5 nm |
| Power consumption (TDP) | 15 Watt | 260 Watt |
| Texture fill rate | 26.40 | 718.4 |
| Floating-point performance | 0.8448 gflops | no data |
Form factor & compatibility
Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
| Interface | Ring Bus | PCIe 4.0 x16 |
| Length | no data | 276 mm |
| Width | no data | 2-slot |
| Supplementary power connectors | no data | 2x 8-pin |
VRAM capacity and type
Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.
| Memory type | System Shared | GDDR6 |
| Maximum RAM amount | System Shared | 16 GB |
| Memory bus width | System Shared | 256 Bit |
| Memory clock speed | System Shared | 18000 MHz |
| Memory bandwidth | no data | 576.0 GB/s |
| Shared memory | no data | - |
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 | Portable Device Dependent | 1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C |
| HDMI | - | + |
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 | 6.6 | 6.7 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 2.2 |
| Vulkan | 1.3 | 1.3 |
Pros & cons summary
| Recency | 2 September 2020 | 27 July 2023 |
| Chip lithography | 10 nm | 5 nm |
| Power consumption (TDP) | 15 Watt | 260 Watt |
Iris Xe Graphics G4 48EU Mobile has 1633.3% lower power consumption.
RX 7900 GRE, on the other hand, has an age advantage of 2 years, and a 100% more advanced lithography process.
We couldn't decide between Iris Xe Graphics G4 48EU Mobile and Radeon RX 7900 GRE. We've got no test results to judge.
Be aware that Iris Xe Graphics G4 48EU Mobile is a notebook card while Radeon RX 7900 GRE is a desktop one.
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.
