Radeon RX Vega 56 Mobile vs Iris Plus Graphics 655
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 709 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 20.95 | no data |
| Architecture | Generation 9.5 (2016−2020) | GCN 5.0 (2017−2020) |
| GPU code name | Coffee Lake GT3e | Vega 10 |
| Market segment | Laptop | Laptop |
| Release date | 3 April 2018 (7 years ago) | 1 June 2018 (7 years 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 | 384 | 3584 |
| Core clock speed | 300 MHz | 1138 MHz |
| Boost clock speed | 1050 MHz | 1301 MHz |
| Number of transistors | 189 million | 12,500 million |
| Manufacturing process technology | 14 nm+++ | 14 nm |
| Power consumption (TDP) | 15 Watt | 120 Watt |
| Texture fill rate | 50.40 | 291.4 |
| Floating-point processing power | 0.8064 TFLOPS | 9.326 TFLOPS |
| ROPs | 6 | 64 |
| TMUs | 48 | 224 |
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 3.0 x16 |
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 | HBM2 |
| Maximum RAM amount | System Shared | 8 GB |
| Memory bus width | System Shared | 2048 Bit |
| Memory clock speed | System Shared | 800 MHz |
| Memory bandwidth | no data | 409.6 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 | Portable Device Dependent | 1x HDMI, 3x DisplayPort |
| HDMI | - | + |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| Quick Sync | + | no data |
API and SDK compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_1) | 12 (12_1) |
| Shader Model | 6.4 | 6.4 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 2.0 |
| Vulkan | 1.3 | 1.1.125 |
Pros & cons summary
| Recency | 3 April 2018 | 1 June 2018 |
| Power consumption (TDP) | 15 Watt | 120 Watt |
Iris Plus Graphics 655 has 700% lower power consumption.
RX Vega 56 Mobile, on the other hand, has an age advantage of 1 month.
We couldn't decide between Iris Plus Graphics 655 and Radeon RX Vega 56 Mobile. We've got no test results to judge.
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