Radeon HD 6620G + HD 7450M Dual Graphics vs HD Graphics 2000
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1216 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Generation 6.0 (2011) | Terascale 2 (2009−2015) |
| GPU code name | Sandy Bridge GT1 | no data |
| Market segment | Laptop | Laptop |
| Release date | 1 February 2011 (13 years ago) | 8 February 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 | 48 | 560 |
| Core clock speed | 850 MHz | 400 / 700 MHz |
| Boost clock speed | 1350 MHz | no data |
| Number of transistors | 189 million | no data |
| Manufacturing process technology | 32 nm | 40 nm |
| Power consumption (TDP) | unknown | no data |
| Texture fill rate | 8.100 | no data |
| Floating-point processing power | 0.1296 TFLOPS | no data |
| ROPs | 1 | no data |
| TMUs | 6 | no data |
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 1.0 x16 | 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 | no data |
| Maximum RAM amount | System Shared | no data |
| Memory bus width | System Shared | no data |
| Memory clock speed | System Shared | 1800 MHz |
| Shared memory | + | + |
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 data |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 11.1 (10_1) | 11 |
| Shader Model | 4.1 | no data |
| OpenGL | 3.1 | no data |
| OpenCL | N/A | no data |
| Vulkan | N/A | - |
Pros & cons summary
| Recency | 1 February 2011 | 8 February 2012 |
| Chip lithography | 32 nm | 40 nm |
HD Graphics 2000 has a 25% more advanced lithography process.
HD 6620G + HD 7450M Dual Graphics, on the other hand, has an age advantage of 1 year.
We couldn't decide between HD Graphics 2000 and Radeon HD 6620G + HD 7450M Dual Graphics. 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.
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