Iris Xe Graphics G4 vs Tegra K1
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 | Kepler 2.0 (2013−2015) | Generation 12.1 (2020−2021) |
| GPU code name | GK20A | Tiger Lake GT2 |
| Market segment | Desktop | Laptop |
| Release date | no data | 2 September 2020 (6 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. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | 192 | 384 |
| Core clock speed | 756 MHz | 300 MHz |
| Boost clock speed | 951 MHz | 1100 MHz |
| Manufacturing process technology | 28 nm | 10 nm |
| Power consumption (TDP) | 8 Watt | 15 Watt |
| Texture fill rate | 7.608 | 26.40 |
| Floating-point processing power | 0.3652 TFLOPS | 0.8448 TFLOPS |
| ROPs | 4 | 12 |
| TMUs | 8 | 24 |
| L3 Cache | no data | 3.75 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 | IGP | PCIe 3.0 x1 |
| Width | IGP | 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 | System Shared | System Shared |
| Maximum RAM amount | System Shared | System Shared |
| Memory bus width | System Shared | System Shared |
| Memory clock speed | System Shared | System Shared |
| Shared memory | no data | + |
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 outputs | No outputs |
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 (11_0) | 12 (12_1) |
| Shader Model | no data | 6.4 |
| OpenGL | ES 3.1 | 4.6 |
| OpenCL | no data | 3.0 |
| Vulkan | - | 1.2 |
Pros & cons summary
| Chip lithography | 28 nm | 10 nm |
| Power consumption (TDP) | 8 Watt | 15 Watt |
Tegra K1 has 88% lower power consumption.
Iris Xe Graphics G4, on the other hand, has a 180% more advanced lithography process.
We couldn't decide between Tegra K1 and Iris Xe Graphics G4. We've got no test results to judge.
Be aware that Tegra K1 is a desktop graphics card while Iris Xe Graphics G4 is a notebook one.
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