Comparing: AMD Radeon HD 6520G vs AMD Radeon RX 640 4GB (OEM)
In this comparison, we analyze two Videocards: AMD Radeon HD 6520G and AMD Radeon RX 640 4GB (OEM), using synthetic benchmark tests to evaluate their overall performance. This side-by-side comparison helps users understand which hardware delivers better value, speed, and efficiency based on standardized testing. Whether you're building a new system or upgrading an existing one, this benchmark-driven evaluation offers valuable insights to guide your decision.

AMD Radeon HD 6520G
Type: | Videocards |
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Brand: | AMD |
Model: | Radeon HD 6520G |

AMD Radeon RX 640 4GB (OEM)
Type: | Videocards |
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Brand: | AMD |
Model: | Radeon RX 640 4GB (OEM) |
Specification Comparison Table
Specification | AMD Radeon HD 6520G | AMD Radeon RX 640 4GB (OEM) |
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Architecture | Terascale 2 | GCN 4.0 |
Codename | Llano | Polaris 23 |
Buswidth | 64 bit | 128 bit |
Clock | 400 MHz - - | 1295 MHz - - |
Memory Clock | 512MB DDR3 (SHARED) | 4GB GDDR5 |
Technology | 32 nm | 14 nm |
Interface | IGP | PCIe 3.0 x8 |
Technology | 32 nm | 14 nm |
Segment | Laptop | Desktop |
Submission Comparison Table
Benchmark Software | AMD Radeon HD 6520G | AMD Radeon RX 640 4GB (OEM) |
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About Hardware AMD Radeon HD 6520G
AMD Radeon HD 6520G is an integrated GPU in the AMD A6-3400M APU, which was released in 2011 as part of the Llano family. It has 320 stream processors (shaders) with VLIW5 architecture and runs at clock speeds of up to 400 MHz.
As a built-in GPU in an APU, the HD 6520G shares system memory (VRAM Shared), so its performance is highly dependent on the bandwidth of the RAM used. With single-channel DDR3, performance is limited, but if a dual-channel configuration is used, this GPU can experience a significant performance boost.
In terms of gaming, the HD 6520G is only capable of running older or light games at 720p resolution with low settings. Games like Counter-Strike: Source, Left 4 Dead 2, and League of Legends can still be played at acceptable frame rates, but for modern games, performance is very limited.
Compared to next-generation integrated GPUs, the Radeon HD 6520G is already quite outdated, especially in terms of support for the latest technologies such as DirectX 12 and Vulkan. However, for older laptops that are still functional, this GPU can still be used for basic tasks like video playback and light productivity applications.
Hardware Detail:
Device: Lenovo Sabine B475
RAM: 2GB DDR3
OS: Windows 7
Thursday, 24 November 2022 05:29:20 | Update: 1 week ago
About Hardware AMD Radeon RX 640 4GB (OEM)
The AMD Radeon RX 640 4GB is a Polaris-based GPU, designed for the OEM market. With 512 stream processors (shaders) and 4GB GDDR5 VRAM, this GPU has similar specifications to the Radeon RX 550.
It supports DirectX 12, OpenGL 4.5, and Vulkan, and features AMD FreeSync for a smoother visual experience in graphics applications. With the Polaris architecture, the RX 640 also has better power efficiency compared to the previous generation.
Tuesday, 13 June 2023 12:07:50 | Update: 1 month ago