AMD Radeon HD 7640G vs AMD Radeon HD 6620G
The Radeon HD 7640G has 1% better performance than the Radeon HD 6620G for the 3DMark 11 Performance GPU benchmark.
We do not have any performance per dollar data for the Radeon HD 7640G and the Radeon HD 6620G for the 3DMark 11 Performance GPU benchmark.
Summary
About the AMD Radeon HD 7640G GPU
The Radeon HD 7640G is an end-of-life integrated graphics card by AMD. It launched in Q2 2012. Its Devastator Lite chip that powers the GPU uses the TeraScale 3 architecture and is fabricated on the 32 nm process.
This integrated card has a TDP of 35 W.
The Radeon HD 7640G has the 488th highest 3DMark 11 Performance GPU score among the 540 benchmarked GPUs in our database. It achieves 0.62% of the performance of the best benchmarked GPU, the NVIDIA GeForce RTX 4090.
About the AMD Radeon HD 6620G GPU
The Radeon HD 6620G is an end-of-life integrated graphics card by AMD. It launched in Q4 2011. Its Sumo chip that powers the GPU uses the TeraScale 2 architecture and is fabricated on the 32 nm process.
This integrated card has a TDP of 35 W.
The Radeon HD 6620G has the 489th highest 3DMark 11 Performance GPU score among the 540 benchmarked GPUs in our database. It achieves 0.62% of the performance of the best benchmarked GPU, the NVIDIA GeForce RTX 4090.
General Info
General overview of the GPU, including details like its manufacturer, release date, launch price, and current production status.
| Info | Radeon HD 7640G | Radeon HD 6620G |
|---|---|---|
| Manufacturer | AMD | AMD |
| Architecture | TeraScale 3 | TeraScale 2 |
| Market Segment | Integrated | Integrated |
| Release Date | Q2 2012 | Q4 2011 |
| Production Status | End-of-life | End-of-life |
| Shop | Check Price | Check Price |
Gaming Performance
Benchmark Performance
The Radeon HD 7640G has 1% better performance than the Radeon HD 6620G for the 3DMark 11 Performance GPU benchmark.
The Radeon HD 7640G is ranked 488th with a score of 655.5, and the Radeon HD 6620G is ranked 489th with a score of 650.
We do not have any performance per dollar data for the Radeon HD 7640G and the Radeon HD 6620G for the 3DMark 11 Performance GPU benchmark.
Relative Performance
The average score in the benchmark test can be compared to similar GPUs to assess relative performance. Generally, powerful GPUs tend to have higher scores.
| GPU | Benchmark Performance | |
|---|---|---|
| HD Graphics 4400 | 735.5 | +12% |
| Radeon R2 (Stoney Ridge) | 730.5 | +11% |
| Radeon HD 8450G | 724 | +10% |
| Radeon R4 (Beema) | 716 | +9% |
| Radeon HD 7640G | 655.5 | |
| Radeon HD 6620G | 650 | -1% |
| UHD Graphics (Elkhart Lake, 16EU) | 650 | -1% |
| UHD Graphics 605 | 648 | -1% |
| HD Graphics 5300 | 647 | -1% |
| HD Graphics (Broadwell) | 641 | -2% |
Relative Value For Money
The average performance per dollar in the benchmark test can be compared to similar GPUs to assess relative value. A higher score implies a better value for your money.
| GPU | Performance Per Dollar | ||
|---|---|---|---|
| Our database does not have enough data to compare the benchmark performance per dollar with other GPUs. | |||
Benchmark Scores
This table showcases the average performance scores achieved by both GPUs across industry-standard benchmark tests. These scores provide a valuable insight into overall performance. Powerful GPUs tend to have higher scores.
- Popular
| Benchmark | Radeon HD 7640G | Radeon HD 6620G |
|---|---|---|
| 3DMark 11 Performance Score | 704 | 726.5 (+3.2%) |
| PassMark G3D Mark | 460 (+34.9%) | 341 |
| PassMark G2D Mark | 123 (+20.59%) | 102 |
Technical Specs
Graphics Processor
General information about the graphics processing unit like their architecture, manufacturing process size, and transistor count. Newer GPU architectures generally bring efficiency improvements and may introduce technologies that enhance graphical capabilities.
| Spec | Radeon HD 7640G | Radeon HD 6620G |
|---|---|---|
| Codename | Devastator Lite | Sumo |
| Architecture | TeraScale 3 | TeraScale 2 |
| Process Size | 32 nm | 32 nm |
| Transistors | 1,303 million | 1,178 million |
Memory Details
Memory specifications like their capacity, bandwidth, and clock speeds. GPU memory stores graphics data like frames, textures, and shadows which helps display rendered images. These specs are crucial for graphics-intense applications like gaming and 3D modeling.
| Spec | Radeon HD 7640G | Radeon HD 6620G |
|---|---|---|
| Memory Size | System Shared | System Shared |
| Memory Type | System Shared | System Shared |
| Memory Bandwidth | System Dependent | System Dependent |
| Memory Clock | System Shared | System Shared |
| Memory Interface | System Shared | System Shared |
Board Compatibility
Compatibility information like their slot size, bus interface, power consumption, and display support. These specs are useful for verifying compatibility with your motherboard, power supply, and monitor.
| Spec | Radeon HD 7640G | Radeon HD 6620G |
|---|---|---|
| Bus Interface | IGP | IGP |
| Thermal Design Power (TDP) | 35 W | 35 W |
| Outputs | Device Dependent | Device Dependent |
Cores & Clock Speeds
Processing power information like its cores and clock speed. These specs impact how fast they can process graphics. Each type of core or component serves a specific computational purpose.
| Spec | Radeon HD 7640G | Radeon HD 6620G |
|---|---|---|
| Stream Processors (SP) | 256 | 400 |
| Compute Units (CU) | 4 | 5 |
| Texture Mapping Units (TMU) | 16 | 20 |
| Render Output Units (ROP) | 8 | 8 |
| Core Clock Speed | 496 MHz | 444 MHz |
| Core Clock Speed (Boost) | 655 MHz | -- |
Theoretical Performance
Theoretical performance numbers derived from the raw specifications of the different components like core count and clock speeds. While these provide a glimpse into peak processing power, they do not represent real-world performance.
| Spec | Radeon HD 7640G | Radeon HD 6620G |
|---|---|---|
| Pixel Fill Rate | 5.24 GPixel/s | 3.55 GPixel/s |
| Texture Fill Rate | 10.48 GTexel/s | 8.88 GTexel/s |
| FP32 Performance | 335.4 GFLOPS | 355.2 GFLOPS |
API Support
Graphics API versions supported by these graphics cards. APIs evolve over time, introducing new features and functionalities. Older GPUs may not support recent versions.
| Spec | Radeon HD 7640G | Radeon HD 6620G |
|---|---|---|
| DirectX | 11.2 (11_0) | 11.2 (11_0) |
| OpenCL | 1.2 | 1.2 |
| OpenGL | 4.4 | 4.4 |
| Shader Model | 5.0 | 5.0 |
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* Performance rating, performance per dollar, and rankings are based on the 3DMark 11 Performance GPU benchmark and MSRP.