Maxwell GPU Surface Book 940M GDDR5 vs Radeon HD 6850 X2
When choosing between Maxwell GPU Surface Book 940M GDDR5 and Radeon HD 6850 X2, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Maxwell GPU Surface Book 940M GDDR5 and Radeon HD 6850 X2.
Radeon HD 6850 X2
Maxwell GPU Surface Book 940M GDDR5 is a Laptop Graphics Card
Note: Maxwell GPU Surface Book 940M GDDR5 is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Maxwell GPU Surface Book 940M GDDR5 here:
Main Specs
Maxwell GPU Surface Book 940M GDDR5 | Radeon HD 6850 X2 | |
Power consumption (TDP) | 254 Watt | |
Interface | PCIe 2.0 x16 | |
Supplementary power connectors | 2x 8-pin | |
Memory type | GDDR5 | GDDR5 |
Maximum RAM amount | 1 GB | 2 GB |
Display Connectors | 2x DVI, 1x HDMI, 1x DisplayPort | |
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- Radeon HD 6850 X2 has 1 GB more memory, than Maxwell GPU Surface Book 940M GDDR5.
- Maxwell GPU Surface Book 940M GDDR5 is used in Laptops, and Radeon HD 6850 X2 - in Desktops.
- Maxwell GPU Surface Book 940M GDDR5 is build with Maxwell architecture, and Radeon HD 6850 X2 - with TeraScale 2.
- Core clock speed of Maxwell GPU Surface Book 940M GDDR5 is 154 MHz higher, than Radeon HD 6850 X2.
- Maxwell GPU Surface Book 940M GDDR5 is manufactured by 28 nm process technology, and Radeon HD 6850 X2 - by 40 nm process technology.
- Memory clock speed of Maxwell GPU Surface Book 940M GDDR5 is 812 MHz higher, than Radeon HD 6850 X2.
Game benchmarks
high / 1080p | 9−10 | 12−14 |
ultra / 1080p | 5−6 | 7−8 |
QHD / 1440p | 0−1 | 2−3 |
low / 720p | 21−24 | 27−30 |
medium / 1080p | 12−14 | 16−18 |
The average gaming FPS of Radeon HD 6850 X2 in Assassin's Creed Odyssey is 33% more, than Maxwell GPU Surface Book 940M GDDR5. | ||
high / 1080p | 16−18 | 21−24 |
ultra / 1080p | 14−16 | 18−20 |
QHD / 1440p | 0−1 | 4−5 |
low / 720p | 30−35 | 45−50 |
medium / 1080p | 16−18 | 21−24 |
The average gaming FPS of Radeon HD 6850 X2 in Battlefield 5 is 35% more, than Maxwell GPU Surface Book 940M GDDR5. | ||
low / 768p | 45−50 | 45−50 |
QHD / 1440p | 0−1 | 0−1 |
Maxwell GPU Surface Book 940M GDDR5 and Radeon HD 6850 X2 have the same average FPS in Call of Duty: Warzone. | ||
low / 768p | 160−170 | 190−200 |
medium / 768p | 130−140 | 160−170 |
ultra / 1080p | 70−75 | 85−90 |
QHD / 1440p | 40−45 | 45−50 |
4K / 2160p | 30−33 | 30−33 |
high / 768p | 100−110 | 120−130 |
The average gaming FPS of Radeon HD 6850 X2 in Counter-Strike: Global Offensive is 18% more, than Maxwell GPU Surface Book 940M GDDR5. | ||
low / 768p | 55−60 | 55−60 |
ultra / 1080p | 27−30 | 35−40 |
medium / 1080p | 45−50 | 45−50 |
The average gaming FPS of Radeon HD 6850 X2 in Cyberpunk 2077 is 6% more, than Maxwell GPU Surface Book 940M GDDR5. | ||
low / 768p | 90−95 | 100−110 |
medium / 768p | 70−75 | 85−90 |
ultra / 1080p | 45−50 | 55−60 |
The average gaming FPS of Radeon HD 6850 X2 in Dota 2 is 18% more, than Maxwell GPU Surface Book 940M GDDR5. | ||
high / 1080p | 10−12 | 14−16 |
ultra / 1080p | 10−11 | 14−16 |
4K / 2160p | 4−5 | 5−6 |
low / 720p | 24−27 | 30−35 |
medium / 1080p | 12−14 | 16−18 |
The average gaming FPS of Radeon HD 6850 X2 in Far Cry 5 is 41% more, than Maxwell GPU Surface Book 940M GDDR5. | ||
high / 1080p | 18−20 | 21−24 |
ultra / 1080p | 12−14 | 16−18 |
QHD / 1440p | − | 16−18 |
low / 720p | 75−80 | 85−90 |
medium / 1080p | 30−35 | 45−50 |
The average gaming FPS of Radeon HD 6850 X2 in Fortnite is 22% more, than Maxwell GPU Surface Book 940M GDDR5. | ||
high / 1080p | 16−18 | 21−24 |
ultra / 1080p | 14−16 | 16−18 |
QHD / 1440p | 4−5 | 7−8 |
low / 720p | 35−40 | 45−50 |
medium / 1080p | 18−20 | 24−27 |
The average gaming FPS of Radeon HD 6850 X2 in Forza Horizon 4 is 33% more, than Maxwell GPU Surface Book 940M GDDR5. | ||
low / 768p | 65−70 | 75−80 |
medium / 768p | 55−60 | 65−70 |
high / 1080p | 18−20 | 24−27 |
ultra / 1080p | 8−9 | 10−11 |
QHD / 1440p | 0−1 | 1−2 |
The average gaming FPS of Radeon HD 6850 X2 in Grand Theft Auto V is 18% more, than Maxwell GPU Surface Book 940M GDDR5. | ||
high / 1080p | 6−7 | 8−9 |
ultra / 1080p | 4−5 | 6−7 |
4K / 2160p | 1−2 | 2−3 |
low / 720p | 18−20 | 24−27 |
medium / 1080p | 8−9 | 10−12 |
The average gaming FPS of Radeon HD 6850 X2 in Metro Exodus is 25% more, than Maxwell GPU Surface Book 940M GDDR5. | ||
low / 768p | 100−110 | 100−110 |
ultra / 1080p | 90−95 | 95−100 |
medium / 1080p | 95−100 | 100−110 |
The average gaming FPS of Radeon HD 6850 X2 in Minecraft is 4% more, than Maxwell GPU Surface Book 940M GDDR5. | ||
high / 1080p | 18−20 | 21−24 |
ultra / 1080p | 14−16 | 16−18 |
low / 720p | 40−45 | 50−55 |
medium / 1080p | 20−22 | 21−24 |
The average gaming FPS of Radeon HD 6850 X2 in PLAYERUNKNOWN'S BATTLEGROUNDS is 16% more, than Maxwell GPU Surface Book 940M GDDR5. | ||
high / 1080p | 12−14 | 12−14 |
ultra / 1080p | 8−9 | 9−10 |
QHD / 1440p | 0−1 | 0−1 |
low / 720p | 18−20 | 24−27 |
medium / 1080p | 12−14 | 14−16 |
The average gaming FPS of Radeon HD 6850 X2 in Red Dead Redemption 2 is 15% more, than Maxwell GPU Surface Book 940M GDDR5. | ||
low / 768p | 35−40 | 45−50 |
medium / 768p | 21−24 | 27−30 |
high / 1080p | 12−14 | 16−18 |
ultra / 1080p | 8−9 | 9−10 |
4K / 2160p | 7−8 | 7−8 |
The average gaming FPS of Radeon HD 6850 X2 in The Witcher 3: Wild Hunt is 29% more, than Maxwell GPU Surface Book 940M GDDR5. | ||
low / 768p | 90−95 | 95−100 |
medium / 768p | 50−55 | 55−60 |
ultra / 1080p | 24−27 | 30−35 |
high / 768p | 40−45 | 50−55 |
The average gaming FPS of Radeon HD 6850 X2 in World of Tanks is 13% more, than Maxwell GPU Surface Book 940M GDDR5. |
Full Specs
Maxwell GPU Surface Book 940M GDDR5 | Radeon HD 6850 X2 | |
Architecture | Maxwell | TeraScale 2 |
Code name | Surface Book | Barts |
Type | Laptop | Desktop |
Release date | 1 October 2015 | 19 September 2011 |
Pipelines | 384 | 960 |
Core clock speed | 954 MHz | 800 MHz |
Boost Clock | 993 MHz | |
Transistor count | 1,700 million | |
Manufacturing process technology | 28 nm | 40 nm |
Texture fill rate | 38.40 | |
Floating-point performance | 2x 1,536.0 gflops | |
Memory bus width | 64 Bit | 256 Bit |
Memory clock speed | 5012 MHz | 4200 MHz |
Memory bandwidth | 134.4 GB/s | |
Shared memory | - | |
DirectX | DirectX 12 (FL 11_0), Shader 5.0 | 11.2 (11_0) |
Shader Model | 5.0 | |
OpenGL | 4.4 | |
OpenCL | 1.2 | |
Vulkan | N/A | |
CUDA | + | |
Optimus | + | |
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