ATI Radeon 3100 IGP vs HD Graphics 620
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 842 | not rated |
| Place by popularity | 53 | not in top-100 |
| Architecture | Gen. 9.5 Kaby Lake (2015−2017) | TeraScale (2005−2013) |
| GPU code name | Kaby-Lake GT2 | RS780 |
| Market segment | Laptop | Desktop |
| Release date | 30 August 2016 (8 years ago) | 15 August 2008 (16 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 | 24 | 40 |
| Core clock speed | 300 MHz | 344 MHz |
| Boost clock speed | 1050 MHz | no data |
| Number of transistors | 189 million | 180 million |
| Manufacturing process technology | 14 nm | 65 nm |
| Power consumption (TDP) | 15 Watt | no data |
| Texture fill rate | 25.20 | 1.376 |
| Floating-point processing power | 0.4032 gflops | 0.02752 gflops |
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 x1 | PCIe 1.0 x16 |
| Width | no data | IGP |
| Supplementary power connectors | no data | None |
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/LPDDR4 | System Shared |
| Maximum RAM amount | 32 GB | System Shared |
| Memory bus width | 64/128 Bit | 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 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 compatibility
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_1) | 10.0 (10_0) |
| Shader Model | 6.4 | 4.1 |
| OpenGL | 4.6 | 3.3 |
| OpenCL | 2.1 | 1.0 |
| Vulkan | + | N/A |
Pros & cons summary
| Recency | 30 August 2016 | 15 August 2008 |
| Chip lithography | 14 nm | 65 nm |
HD Graphics 620 has an age advantage of 8 years, and a 364.3% more advanced lithography process.
We couldn't decide between HD Graphics 620 and Radeon 3100 IGP. We've got no test results to judge.
Be aware that HD Graphics 620 is a notebook card while Radeon 3100 IGP 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
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
