GeForce 620M vs HD Graphics 620
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 839 | not rated |
| Place by popularity | 63 | not in top-100 |
| Power efficiency | 11.25 | no data |
| Architecture | Generation 9.5 (2016−2020) | Fermi 2.0 (2010−2014) |
| GPU code name | Kaby Lake GT2 | GF117 |
| Market segment | Laptop | Laptop |
| Release date | 30 August 2016 (8 years ago) | 22 March 2012 (12 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 | 192 | 96 |
| Core clock speed | 300 MHz | 625 MHz |
| Boost clock speed | 1000 MHz | no data |
| Number of transistors | 189 million | 585 million |
| Manufacturing process technology | 14 nm++ | 28 nm |
| Power consumption (TDP) | 15 Watt | 15 Watt |
| Texture fill rate | 24.00 | 10.00 |
| Floating-point processing power | 0.384 TFLOPS | 0.24 TFLOPS |
| ROPs | 3 | 8 |
| TMUs | 24 | 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 | Ring Bus | PCIe 2.0 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 | DDR3L/LPDDR3/LPDDR4 | DDR3 |
| Maximum RAM amount | 32 GB | 1 GB |
| Memory bus width | System Shared | 64 Bit |
| Memory clock speed | System Shared | 900 MHz |
| Memory bandwidth | no data | 14.4 GB/s |
| 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 | Portable Device Dependent | 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 (12_1) | 12 (11_0) |
| Shader Model | 6.4 | 5.1 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 1.1 |
| Vulkan | + | N/A |
| CUDA | - | 2.1 |
Pros & cons summary
| Recency | 30 August 2016 | 22 March 2012 |
| Maximum RAM amount | 32 GB | 1 GB |
| Chip lithography | 14 nm | 28 nm |
HD Graphics 620 has an age advantage of 4 years, a 3100% higher maximum VRAM amount, and a 100% more advanced lithography process.
We couldn't decide between HD Graphics 620 and GeForce 620M. We've got no test results to judge.
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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