Radeon RX Vega Nano vs Iris Plus Graphics 640
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 773 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 18.26 | no data |
| Architecture | Generation 9.5 (2016−2020) | GCN 5.0 (2017−2020) |
| GPU code name | Kaby Lake GT3e | Vega 10 |
| Market segment | Laptop | Desktop |
| Release date | 3 January 2017 (9 years ago) | no data |
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 | 4096 |
| Core clock speed | 300 MHz | 1200 MHz |
| Boost clock speed | 1100 MHz | 1546 MHz |
| Number of transistors | 189 million | 12,500 million |
| Manufacturing process technology | 14 nm++ | 14 nm |
| Power consumption (TDP) | 15 Watt | 175 Watt |
| Texture fill rate | 52.80 | 395.8 |
| Floating-point processing power | 0.8448 TFLOPS | no data |
| ROPs | 6 | 64 |
| TMUs | 48 | 256 |
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 |
| Length | no data | 152 mm |
| Width | no data | 2-slot |
| Supplementary power connectors | no data | 1x 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 | DDR3L/LPDDR3/DDR4 | HBM2 |
| Maximum RAM amount | 32 GB | 8 GB |
| Memory bus width | System Shared | 2048 Bit |
| Memory clock speed | System Shared | 1600 MBps |
| 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 2.0b, 3x DisplayPort 1.4a |
| 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 support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_1) | 12 (12_1) |
| Shader Model | 6.4 | 6.7 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 2.1 |
| Vulkan | 1.3 | 1.3 |
Pros & cons summary
| Maximum RAM amount | 32 GB | 8 GB |
| Power consumption (TDP) | 15 Watt | 175 Watt |
Iris Plus Graphics 640 has a 300% higher maximum VRAM amount, and 1066.7% lower power consumption.
We couldn't decide between Iris Plus Graphics 640 and Radeon RX Vega Nano. We've got no test results to judge.
Be aware that Iris Plus Graphics 640 is a notebook graphics card while Radeon RX Vega Nano is a desktop one.
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