GeForce RTX 5070 GB203 vs Radeon RX Vega Mobile
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Vega (2017−2020) | Blackwell 2.0 (2025−2026) |
| GPU code name | Vega Mobile | GB203 |
| Market segment | Laptop | Desktop |
| Release date | 7 January 2018 (8 years ago) | 31 August 2026 (recently) |
| Launch price (MSRP) | no data | $549 |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | 1792 | 6144 |
| Core clock speed | no data | 2325 MHz |
| Boost clock speed | no data | 2512 MHz |
| Number of transistors | no data | 45.6 billion |
| Manufacturing process technology | 14 nm | 5 nm |
| Power consumption (TDP) | 90 Watt | 250 Watt |
| Texture fill rate | no data | 482.3 |
| ROPs | no data | 80 |
| TMUs | no data | 192 |
| Tensor Cores | no data | 192 |
| Ray Tracing Cores | no data | 48 |
| L1 Cache | no data | 6 MB |
| L2 Cache | no data | 48 MB |
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).
| Laptop size | medium sized | no data |
| Interface | no data | PCIe 5.0 x16 |
| Length | no data | 245 mm |
| Width | no data | 2-slot |
| Supplementary power connectors | no data | 1x 16-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 | HBM2 | GDDR7 |
| Maximum RAM amount | 4 GB | 12 GB |
| Memory bus width | 2048 Bit | 192 Bit |
| Memory clock speed | no data | 1750 MHz |
| Memory bandwidth | no data | 672.0 GB/s |
| Shared memory | - | - |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | no data | 1x HDMI 2.1b, 3x DisplayPort 2.1b |
| HDMI | - | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12_1 | 12 Ultimate (12_2) |
| Shader Model | no data | 6.9 |
| OpenGL | no data | 4.6 |
| OpenCL | no data | 3.0 |
| Vulkan | - | 1.4 |
| CUDA | - | 12.0 |
| DLSS | - | + |
Pros & cons summary
| Recency | 7 January 2018 | 31 August 2026 |
| Maximum RAM amount | 4 GB | 12 GB |
| Chip lithography | 14 nm | 5 nm |
| Power consumption (TDP) | 90 Watt | 250 Watt |
RX Vega Mobile has 178% lower power consumption.
RTX 5070 GB203, on the other hand, has an age advantage of 8 years, a 200% higher maximum VRAM amount, and a 180% more advanced lithography process.
We couldn't decide between Radeon RX Vega Mobile and GeForce RTX 5070 GB203. We've got no test results to judge.
Be aware that Radeon RX Vega Mobile is a notebook graphics card while GeForce RTX 5070 GB203 is a desktop one.
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