Qualcomm Adreno 643 vs Qualcomm Adreno 640
Qualcomm Adreno 643
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The Qualcomm Adreno 643 is an integrated graphics unit (iGPU) that is used in the Qualcomm QCM6490 and QCS6490. The SoC is not only intended for use in Android-based smartphones and tablets, but also for IoT products with Linux, Ubuntu or Windows 11 IoT Enterprise. In the QCM6490 and QCS6490 the 643 clocks at 812 MHz.
Qualcomm Adreno 640
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The Qualcomm Adreno 640 is a smartphone and tablet GPU that is integrated within the Qualcomm Snapdragon 855 SoC. The chip will be available from early 2019 and will be used mainly in high-end Android devices.
According to Qualcomm, the Adreno 640 GPU offers a 20% improved performance over the Adreno 630, its predecessor, which is integrated in the Snapdragon 845 SoC. The enhanced performance is achieved by the Adreno 640 having 50% more FP16 and FP32 compute units (ALUs) than the Adreno 630, while its 7 nm FinFET manufacturing process makes it 20% more efficient too.
The Adreno 640 will also support the Vulkan 1.1 API, something which is possible for other Adreno 600 series GPUs too.
Qualcomm Adreno 643 | Qualcomm Adreno 640 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Adreno 600 Series |
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Core Speed | 812 MHz | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Shared Memory | yes | yes | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
API | DirectX 12, OpenGL ES 3.2, OpenCL 2.0, Vulkan 1.x | DirectX 12, OpenGL ES 3.2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
technology | 6 nm | 10 nm | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Features | OpenGL ES 3.2, OpenCL 2.0, DirectX 12, Vulkan 1.1 | OpenGL ES 3.2, OpenCL 2.0, DirectX 12, Vulkan 1.1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Date of Announcement | 12.08.2021 | 12.02.2018 |
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Benchmarks
GFXBench T-Rex HD Offscreen C24Z16 + Qualcomm Adreno 643
Average Benchmarks Qualcomm Adreno 643 → 100% n=15
Average Benchmarks Qualcomm Adreno 640 → 100% n=15

* Smaller numbers mean a higher performance
1 This benchmark is not used for the average calculation
Game Benchmarks
The following benchmarks stem from our benchmarks of review laptops. The performance depends on the used graphics memory, clock rate, processor, system settings, drivers, and operating systems. So the results don't have to be representative for all laptops with this GPU. For detailed information on the benchmark results, click on the fps number.
Average Gaming Qualcomm Adreno 643 → 100%
Average Gaming 30-70 fps → 100%
Average Gaming Qualcomm Adreno 640 → 129%
Average Gaming 30-70 fps → 108%
Qualcomm Adreno 643 | Qualcomm Adreno 640 | |||||||||||||
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low | med. | high | ultra | QHD | 4K | low | med. | high | ultra | QHD | 4K | |||
Genshin Impact | 58 | 40 | 38 | |||||||||||
PUBG Mobile | 60 | 40 | 40 | 43 | ||||||||||
Dead Trigger 2 | 60 | 90 | ||||||||||||
Qualcomm Adreno 643 | Qualcomm Adreno 640 | |||||||||||||
low | med. | high | ultra | QHD | 4K | low | med. | high | ultra | QHD | 4K | < 30 fps < 60 fps < 120 fps ≥ 120 fps | 1 1 | 2 | 1 1 | 1 | | | < 30 fps < 60 fps < 120 fps ≥ 120 fps | | | 1 1 | | | |
For more games that might be playable and a list of all games and graphics cards visit our Gaming List