Radeon HD 8790M vs Radeon R7 M270DX
When choosing between Radeon HD 8790M and Radeon R7 M270DX, 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 Radeon HD 8790M and Radeon R7 M270DX.
Radeon R7 M270DX
Radeon HD 8790M is a Laptop Graphics Card
Note: Radeon HD 8790M 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 Radeon HD 8790M here:
Main Specs
| Radeon HD 8790M | Radeon R7 M270DX | |
| Interface | MXM-A (3.0) | IGP |
| Supplementary power connectors | None | |
| Memory type | GDDR5 | System Shared |
| Maximum RAM amount | 2 GB | |
| Display Connectors | No outputs | No outputs |
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- Radeon HD 8790M is connected by MXM-A (3.0), and Radeon R7 M270DX uses IGP interface.
- Radeon HD 8790M is used in Laptops, and Radeon R7 M270DX - in Desktops.
- Radeon HD 8790M is build with GCN architecture, and Radeon R7 M270DX - with GCN 3.0.
- Core clock speed of Radeon R7 M270DX is 50 MHz higher, than Radeon HD 8790M.
- Radeon HD 8790M and Radeon R7 M270DX are manufactured by 28 nm process technology.
Game benchmarks
| high / 1080p | 3−4 | 2−3 |
| ultra / 1080p | 1−2 | 0−1 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 14−16 | 12−14 |
| medium / 1080p | 6−7 | 3−4 |
| The average gaming FPS of Radeon HD 8790M in Assassin's Creed Odyssey is 33% more, than Radeon R7 M270DX. | ||
| high / 1080p | 8−9 | − |
| ultra / 1080p | 6−7 | 4−5 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 21−24 | 14−16 |
| medium / 1080p | 9−10 | 5−6 |
| The average gaming FPS of Radeon HD 8790M in Battlefield 5 is 50% more, than Radeon R7 M270DX. | ||
| low / 768p | 45−50 | 50−55 |
| high / 1080p | 40−45 | 40−45 |
| QHD / 1440p | 0−1 | 0−1 |
| The average gaming FPS of Radeon R7 M270DX in Call of Duty: Warzone is 4% more, than Radeon HD 8790M. | ||
| low / 768p | 120−130 | 120−130 |
| medium / 768p | 100−110 | 90−95 |
| ultra / 1080p | 50−55 | 35−40 |
| QHD / 1440p | 24−27 | 21−24 |
| 4K / 2160p | − | 16−18 |
| high / 768p | 75−80 | 60−65 |
| The average gaming FPS of Radeon HD 8790M in Counter-Strike: Global Offensive is 13% more, than Radeon R7 M270DX. | ||
| low / 768p | 70−75 | 65−70 |
| ultra / 1080p | 21−24 | 18−20 |
| medium / 1080p | 40−45 | 45−50 |
| The average gaming FPS of Radeon HD 8790M in Cyberpunk 2077 is 2% more, than Radeon R7 M270DX. | ||
| low / 768p | 75−80 | 75−80 |
| medium / 768p | 55−60 | 45−50 |
| ultra / 1080p | 30−35 | 20−22 |
| The average gaming FPS of Radeon HD 8790M in Dota 2 is 14% more, than Radeon R7 M270DX. | ||
| high / 1080p | 4−5 | 2−3 |
| ultra / 1080p | 4−5 | 2−3 |
| 4K / 2160p | 1−2 | 2−3 |
| low / 720p | 14−16 | 10−11 |
| medium / 1080p | 6−7 | 3−4 |
| The average gaming FPS of Radeon HD 8790M in Far Cry 5 is 50% more, than Radeon R7 M270DX. | ||
| high / 1080p | 12−14 | − |
| ultra / 1080p | 7−8 | 5−6 |
| QHD / 1440p | 4−5 | 3−4 |
| low / 720p | 60−65 | 50−55 |
| medium / 1080p | 18−20 | 10−11 |
| The average gaming FPS of Radeon HD 8790M in Fortnite is 27% more, than Radeon R7 M270DX. | ||
| high / 1080p | 8−9 | 5−6 |
| ultra / 1080p | 7−8 | − |
| QHD / 1440p | 0−1 | 3−4 |
| 4K / 2160p | − | 2−3 |
| low / 720p | 21−24 | 16−18 |
| medium / 1080p | 10−11 | 7−8 |
| The average gaming FPS of Radeon HD 8790M in Forza Horizon 4 is 30% more, than Radeon R7 M270DX. | ||
| low / 768p | 50−55 | 40−45 |
| high / 1080p | 10−11 | 3−4 |
| ultra / 1080p | 4−5 | 2−3 |
| QHD / 1440p | 0−1 | 0−1 |
| medium / 720p | 40−45 | 35−40 |
| The average gaming FPS of Radeon HD 8790M in Grand Theft Auto V is 28% more, than Radeon R7 M270DX. | ||
| high / 1080p | 2−3 | 1−2 |
| ultra / 1080p | 0−1 | 0−1 |
| 4K / 2160p | 0−1 | 0−1 |
| low / 720p | 9−10 | 4−5 |
| medium / 1080p | 4−5 | 3−4 |
| The average gaming FPS of Radeon HD 8790M in Metro Exodus is 66% more, than Radeon R7 M270DX. | ||
| low / 768p | 85−90 | 90−95 |
| high / 1080p | 70−75 | 80−85 |
| ultra / 1080p | − | 70−75 |
| medium / 1080p | − | 85−90 |
| The average gaming FPS of Radeon R7 M270DX in Minecraft is 8% more, than Radeon HD 8790M. | ||
| ultra / 1080p | 12−14 | 12−14 |
| low / 720p | 30−35 | 27−30 |
| medium / 1080p | 14−16 | 14−16 |
| The average gaming FPS of Radeon HD 8790M in PLAYERUNKNOWN'S BATTLEGROUNDS is 11% more, than Radeon R7 M270DX. | ||
| high / 1080p | 7−8 | − |
| ultra / 1080p | 4−5 | − |
| QHD / 1440p | 0−1 | − |
| low / 720p | 8−9 | 6−7 |
| medium / 1080p | 8−9 | − |
| The average gaming FPS of Radeon HD 8790M in Red Dead Redemption 2 is 33% more, than Radeon R7 M270DX. | ||
| low / 768p | 20−22 | 9−10 |
| medium / 768p | 12−14 | 7−8 |
| high / 1080p | 7−8 | 4−5 |
| ultra / 1080p | 5−6 | 3−4 |
| 4K / 2160p | 1−2 | 1−2 |
| The average gaming FPS of Radeon HD 8790M in The Witcher 3: Wild Hunt is 80% more, than Radeon R7 M270DX. | ||
| low / 768p | 75−80 | 70−75 |
| medium / 768p | 40−45 | 35−40 |
| ultra / 1080p | 18−20 | 12−14 |
| high / 768p | 30−35 | 30−35 |
| The average gaming FPS of Radeon HD 8790M in World of Tanks is 10% more, than Radeon R7 M270DX. | ||
Full Specs
| Radeon HD 8790M | Radeon R7 M270DX | |
| Architecture | GCN | GCN 3.0 |
| Code name | Mars XTX | Topaz |
| Type | Laptop | Desktop |
| Release date | 16 November 2012 | 11 June 2014 |
| Pipelines | 384 | 384 |
| Core clock speed | 850 MHz | 900 MHz |
| Boost Clock | 900 MHz | 940 MHz |
| Transistor count | 950 million | 1,550 million |
| Manufacturing process technology | 28 nm | 28 nm |
| Texture fill rate | 21.60 | 22.56 |
| Floating-point performance | 691.2 gflops | |
| Memory bus width | 128 Bit | |
| Memory clock speed | 4500 MHz | |
| Memory bandwidth | 64 GB/s | |
| Shared memory | - | |
| DirectX | 12 (11_1) | 12 (12_0) |
| Shader Model | 5.1 | 6.3 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.0 |
| Vulkan | 1.2.131 | 1.2.131 |
| Bitcoin / BTC (SHA256) | 80 Mh/s | |
| Laptop size | medium sized | |
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