AMD Radeon HD 6750M vs AMD Radeon HD 6630M
AMD Radeon HD 6750M
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The AMD Radeon HD 6750M (also known as ATI Mobility Radeon HD 6750 is a fast middle-class graphics card for laptops. It supports DirectX11, is the immediate successor of the HD 5750M and features higher clock rates, 80 more shaders, Eyefinity+ and the new UVD3 video decoder. However, it is still produced in 40nm and is based on the same Whister core as the 6700M and 6600M series. First details also suggest that the HD 6750M is a 6650M with GDDR5 memory.
The 480 Stream processors are still based on the "old" 5D architecture similar to the 5000 series. Therefore, the number of shaders is not directly comparable to the 1D cores of current Nvidia GPUs. The Tessellation performance should be improved (like the desktop 6800 series) over the previous Radeon generation with the new 6700M cards. The Stream processors can be used with DirectX 11, OpenGL 4.1, DirectCompute 11 and OpenCL. The latter two features enable the Stream processors to be used for more general computations such as video transcoding.
The 3D performance of the 6750M should be similar to the older Radeon HD 5770M due to the large amount of shaders. Therefore, current and demanding games should run fluently in 1366x768 and medium to high details. Less demanding games, such as Sims 3 or Fifa 11, should run well in high details and resolutions.
The UVD3 video decoder supports the decoding of MPEG-4 AVC/H.264, VC-1, MPEG-2, Flash and now also Multi-View Codec (MVC) and MPEG-4 part 2 (DivX, xVid) HD videos on the graphics card.
Furthermore, the HD 6700M series integrates an HD audio controller to transmit HD Audio (TrueHD or DTS Master Audio) over HDMI and DisplayPort (e.g., Blu-Ray videos).
The AMD HD3D Technology offers support for Blu-Ray 3D and 3D displays (both integrated and external). However, the solution is not as mature as Nvidia's 3D Vision.
Thanks to Eyefinity, the AMD graphics chip is able to theoretically drive up to 5 monitors simultaneously. However, this only works if the laptop features enough DisplayPort outputs.
The power consumption of the 6750M chip should be similar to the Mobility Radeon HD 5770 and is therefore suited for 15" or larger laptops.
AMD Radeon HD 6630M
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The AMD Radeon HD 6630M (sometimes also called ATI Mobility Radeon HD 6630 or similar) is a middle class graphics card for laptops. It supports DirectX11 and is the successor of the low clocked HD 5650 chips (low power). Compared to the HD 5650 it offers 80 more shader, Eyefinity+ and the new UVD3 video decoder.
The 480 Stream processors should be still based on the "old" 5D architecture similar to the 5000 series. Therefore, the number of shaders is not comparable to the 1D cores of current Nvidia GPUs. The Tessellation performance should be improved (like the desktop 6800 series) with the new cards. The Stream processors can be used with DirectX 11, OpenGL 4.1, DirectCompute 11 and OpenCL. With the later two the cores can also be used for general computations like transcoding videos.
The 3D performance should is similar to the older Radeon HD 5650 due to the larger amount of shaders. Therefore, current and demanding games should run fluently in 1366x768 and medium to high details. Less demanding games like Sims 3 or Fifa 11 should run in high details and resolutions. Detailed gaming benchmarks can be found below.
The new UVD3 video decoder supports the decoding of MPEG-4 AVC/H.264, VC-1, MPEG-2, Flash and now also Multi-View Codec (MVC) and MPEG-4 part 2 (DivX, xVid) HD videos on the graphics card.
Furthermore, the HD 6600M series integrates a HD audio controller to transmit HD Audio (TrueHD or DTS Master Audio) over HDMI and DisplayPort (e.g. for Blu-Ray videos).
The AMD HD3D Technology offers support for Blu-Ray 3D and 3D displays (integrated and external). However, the solution is not as mature as Nvidias 3D Vision.
Thanks to Eyefinity the graphics chip is able to theoretically drive up to 5 monitors simultaneously. However, this only works if the laptop features enough DisplayPort outputs.
The power consumption of the chip should be similar to the low clocked Mobility Radeon HD 5650 chips and therefore suited for 14" laptops and up.
AMD Radeon HD 6750M | AMD Radeon HD 6630M | |||||||||||||||||||||||||||||||
Radeon HD 6600M/6700M Series |
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Codename | Whistler-PRO | Whistler-LP | ||||||||||||||||||||||||||||||
Architecture | Terascale 2 | Terascale 2 | ||||||||||||||||||||||||||||||
Pipelines | 480 - unified | 480 - unified | ||||||||||||||||||||||||||||||
Core Speed | 600 MHz | 485 MHz | ||||||||||||||||||||||||||||||
Memory Speed | 900 MHz | 800 MHz | ||||||||||||||||||||||||||||||
Memory Bus Width | 128 Bit | 128 Bit | ||||||||||||||||||||||||||||||
Memory Type | GDDR5 | DDR3 | ||||||||||||||||||||||||||||||
Shared Memory | no | no | ||||||||||||||||||||||||||||||
API | DirectX 11, Shader 5.0 | DirectX 11, Shader 5.0 | ||||||||||||||||||||||||||||||
technology | 40 nm | 40 nm | ||||||||||||||||||||||||||||||
Notebook Size | medium sized | medium sized | ||||||||||||||||||||||||||||||
Date of Announcement | 04.01.2011 | 04.01.2011 | ||||||||||||||||||||||||||||||
Link to Manufacturer Page | www.amd.com | www.amd.com |
Benchmarks
3DM Vant. Perf. total + AMD Radeon HD 6750M
specvp11 snx-01 + AMD Radeon HD 6630M
Average Benchmarks AMD Radeon HD 6750M → 100% n=12
Average Benchmarks AMD Radeon HD 6630M → 80% n=12

* 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.

Risen 2: Dark Waters
2012
Mass Effect 3
2012
Anno 2070
2011
Battlefield 3
2011
Fifa 12
2011
F1 2011
2011
Dirt 3
2011
Crysis 2
2011
Fifa 11
2010
Mafia 2
2010
StarCraft 2
2010
Metro 2033
2010
CoD Modern Warfare 2
2009Average Gaming AMD Radeon HD 6750M → 100%
Average Gaming 30-70 fps → 100%
Average Gaming AMD Radeon HD 6630M → 88%
Average Gaming 30-70 fps → 89%
AMD Radeon HD 6750M | AMD Radeon HD 6630M | |||||||||||||
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low | med. | high | ultra | QHD | 4K | low | med. | high | ultra | QHD | 4K | |||
Risen 2: Dark Waters | 33 | 21 | 16 | 8 | ||||||||||
Mass Effect 3 | 43 | 38 | 18 | |||||||||||
Anno 2070 | 74 | 28 | 18 | 10 | ||||||||||
The Elder Scrolls V: Skyrim | 50 | 32 | 20 | 10 | ||||||||||
CoD: Modern Warfare 3 | 155 | 64 | 38 | 20 | ||||||||||
Battlefield 3 | 34.6 | 26.9 | 20.7 | 34 | 22 | 20 | ||||||||
Fifa 12 | 194.5 | 120 | 83.4 | 50.6 | 66 | 35 | ||||||||
F1 2011 | 76 | 48 | 29 | 59 | 37 | 20 | 13 | |||||||
Deus Ex Human Revolution | 109.2 | 39.3 | 17.4 | 80 | 33 | 14 | ||||||||
Dirt 3 | 72.6 | 46.9 | 40 | 14.3 | 98 | 67 | 38 | 13 | ||||||
The Witcher 2: Assassins of Kings | 23 | |||||||||||||
Crysis 2 | 76 | 52 | 37 | 12 | 51 | 33 | 25 | 9 | ||||||
Total War: Shogun 2 | 116 | 25 | 9.1 | |||||||||||
Call of Duty: Black Ops | 76 | 57 | 33 | 69 | 51 | 40 | 22 | |||||||
Fifa 11 | 458 | 275 | 130 | 70 | 234 | 146 | 91 | 57 | ||||||
Mafia 2 | 54 | 46 | 39 | 24 | 52 | 39 | 32 | 20.4 | ||||||
StarCraft 2 | 171 | 39 | 33.9 | 23 | 137 | 47 | 34 | 18 | ||||||
Just Cause 2 | 9.15 | |||||||||||||
Metro 2033 | 45.1 | 43 | 21 | 11 | 48 | 26 | ||||||||
Dawn of War II - Chaos Rising | 71 | 50 | ||||||||||||
Battlefield: Bad Company 2 | 73 | 55 | 37 | 20 | 56 | 42 | 30 | 14 | ||||||
CoD Modern Warfare 2 | 33 | 84.6 | 40.3 | 32.5 | ||||||||||
Risen | 64 | 40 | 28 | 20 | 57 | 33 | 23 | 17.6 | ||||||
Resident Evil 5 | 98 | 52 | 34 | 94 | 43 | 24.4 | ||||||||
Need for Speed Shift | 35 | 28 | ||||||||||||
Colin McRae: DIRT 2 | 71.5 | 21.3 | 70 | 55 | 31 | |||||||||
Anno 1404 | 136.7 | 30.6 | ||||||||||||
Sims 3 | 51 | 42 | ||||||||||||
Far Cry 2 | 152 | 57 | 25.5 | 116 | 49 | 16.7 | ||||||||
Trackmania Nations Forever | 111 | 58 | 26 | 173 | 50.3 | 21.4 | ||||||||
Supreme Commander - FA Bench | 46.3 | 37 | 32 | 20 | 51.9 | 43.3 | 34.6 | 16.8 | ||||||
Crysis - GPU Benchmark | 77.2 | 67 | 44 | 11 | 41.3 | 30 | 8 | |||||||
Crysis - CPU Benchmark | 71.7 | 52.1 | 33.7 | 9.5 | 38.9 | 25 | 7 | |||||||
World in Conflict - Benchmark | 89 | 37 | 44 | 17 | 112 | 50 | 34 | 12 | ||||||
World of Warcraft | 94.1 | 63.8 | 35 | 160.7 | 132 | 43.4 | ||||||||
AMD Radeon HD 6750M | AMD Radeon HD 6630M | |||||||||||||
low | med. | high | ultra | QHD | 4K | low | med. | high | ultra | QHD | 4K | < 30 fps < 60 fps < 120 fps ≥ 120 fps | 4 12 4 | 1 11 4 2 | 4 16 1 1 | 15 4 1 | | | < 30 fps < 60 fps < 120 fps ≥ 120 fps | 1 11 11 6 | 5 16 2 2 | 9 18 2 | 23 3 | | |
For more games that might be playable and a list of all games and graphics cards visit our Gaming List