UHD Graphics G1 vs UHD Graphics G4 (Lakefield GT1 48 EU)
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 | Gen. 11 Ice Lake (2019−2022) | Generation 11.0 (2019−2021) |
| GPU code name | Lakefield GT1 | Ice Lake GT1 |
| Market segment | Laptop | Desktop |
| Release date | 28 May 2020 (4 years ago) | 29 May 2019 (5 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 | 48 | 256 |
| Core clock speed | 200 MHz | 300 MHz |
| Boost clock speed | 500 MHz | 900 MHz |
| Manufacturing process technology | 10 nm | 10 nm |
| Power consumption (TDP) | 7 Watt | 15 Watt |
| Texture fill rate | no data | 14.40 |
| Floating-point processing power | no data | 0.4608 TFLOPS |
| ROPs | no data | 8 |
| TMUs | no data | 16 |
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 | no data | PCIe 3.0 x1 |
| Width | no data | IGP |
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 | DDR4 | System Shared |
| Maximum RAM amount | no data | System Shared |
| Memory bus width | no data | System Shared |
| Memory clock speed | no data | System Shared |
| Shared memory | + | no data |
Connectivity and outputs
Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.
| Display Connectors | no data | 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 compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12_1 | 12 (12_1) |
| Shader Model | no data | 6.4 |
| OpenGL | no data | 4.6 |
| OpenCL | no data | 2.1 |
| Vulkan | - | 1.1.97 |
Pros & cons summary
| Recency | 28 May 2020 | 29 May 2019 |
| Power consumption (TDP) | 7 Watt | 15 Watt |
UHD Graphics G4 (Lakefield GT1 48 EU) has an age advantage of 11 months, and 114.3% lower power consumption.
We couldn't decide between UHD Graphics G4 (Lakefield GT1 48 EU) and UHD Graphics G1. We've got no test results to judge.
Be aware that UHD Graphics G4 (Lakefield GT1 48 EU) is a notebook card while UHD Graphics G1 is a desktop one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
Comparisons with similar GPUs
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