Steam Deck OLED GPU vs Radeon 630
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 754 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 5.76 | no data |
| Architecture | GCN 4.0 (2016−2020) | RDNA 2.0 (2020−2025) |
| GPU code name | Polaris 23 | Sephiroth |
| Market segment | Laptop | Desktop |
| Release date | 13 May 2019 (6 years ago) | 9 November 2023 (1 year ago) |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 512 | 512 |
| Core clock speed | 1082 MHz | 1000 MHz |
| Boost clock speed | 1218 MHz | 1600 MHz |
| Number of transistors | 2,200 million | 2,400 million |
| Manufacturing process technology | 14 nm | 6 nm |
| Power consumption (TDP) | 50 Watt | 15 Watt |
| Texture fill rate | 38.98 | 51.20 |
| Floating-point processing power | 1.247 TFLOPS | 1.638 TFLOPS |
| ROPs | 16 | 16 |
| TMUs | 32 | 32 |
| Ray Tracing Cores | no data | 8 |
| L0 Cache | no data | 128 KB |
| L1 Cache | 128 KB | 128 KB |
| L2 Cache | 512 KB | 1024 KB |
| L3 Cache | no data | 8 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).
| Interface | PCIe 3.0 x8 | no data |
| Length | no data | 298 mm |
| Supplementary power connectors | None | no data |
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 | GDDR5 | LPDDR5 |
| Maximum RAM amount | 2 GB | 16 GB |
| Memory bus width | 128 Bit | 128 Bit |
| Memory clock speed | 1750 MHz | 1375 MHz |
| Memory bandwidth | 112.0 GB/s | 88 GB/s |
| Shared memory | - | no data |
| Resizable BAR | - | + |
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 | 1x DVI, 1x HDMI, 1x DisplayPort | 1x USB Type-C |
| HDMI | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_0) | 12 (12_1) |
| Shader Model | 6.4 | 6.5 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 2.0 |
| Vulkan | 1.2.131 | 1.2 |
Pros & cons summary
| Recency | 13 May 2019 | 9 November 2023 |
| Maximum RAM amount | 2 GB | 16 GB |
| Chip lithography | 14 nm | 6 nm |
| Power consumption (TDP) | 50 Watt | 15 Watt |
Steam Deck OLED GPU has an age advantage of 4 years, a 700% higher maximum VRAM amount, a 133.3% more advanced lithography process, and 233.3% lower power consumption.
We couldn't decide between Radeon 630 and Steam Deck OLED GPU. We've got no test results to judge.
Be aware that Radeon 630 is a notebook graphics card while Steam Deck OLED GPU is a desktop one.
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