GeForce 840A vs Radeon R7 M275DX
If you are going to buy a new graphics card and are choosing between GeForce 840A and Radeon R7 M275DX, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce 840A stacks up against Radeon R7 M275DX, check out specs charts below.
GeForce 840A
Radeon R7 M275DX is a Laptop Graphics Card
Note: Radeon R7 M275DX 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 R7 M275DX here:
Main Specs
| GeForce 840A | Radeon R7 M275DX | |
| Power consumption (TDP) | 33 Watt | |
| Interface | PCIe 3.0 x8 | |
| Memory type | DDR3 | DDR3 |
| Maximum RAM amount | 2 GB | |
| Display Connectors | No outputs | |
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- GeForce 840A is used in Desktops, and Radeon R7 M275DX - in Laptops.
- GeForce 840A is build with Maxwell architecture, and Radeon R7 M275DX - with GCN.
- GeForce 840A and Radeon R7 M275DX are manufactured by 28 nm process technology.
Game benchmarks
| high / 1080p | 3−4 | 9−10 |
| ultra / 1080p | 2−3 | 5−6 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 14−16 | 21−24 |
| medium / 1080p | 5−6 | 10−12 |
| The average gaming FPS of Radeon R7 M275DX in Assassin's Creed Odyssey is 100% more, than GeForce 840A. | ||
| high / 1080p | − | 14−16 |
| ultra / 1080p | 7−8 | 12−14 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 18−20 | 30−35 |
| medium / 1080p | 8−9 | 16−18 |
| The average gaming FPS of Radeon R7 M275DX in Battlefield 5 is 81% more, than GeForce 840A. | ||
| low / 768p | 45−50 | 45−50 |
| high / 1080p | 30−35 | − |
| QHD / 1440p | 0−1 | 0−1 |
| GeForce 840A and Radeon R7 M275DX have the same average FPS in Call of Duty: Warzone. | ||
| low / 768p | 120−130 | 160−170 |
| medium / 768p | 90−95 | 130−140 |
| ultra / 1080p | 40−45 | 65−70 |
| QHD / 1440p | 24−27 | 35−40 |
| 4K / 2160p | 18−20 | 27−30 |
| high / 768p | 65−70 | 100−110 |
| The average gaming FPS of Radeon R7 M275DX in Counter-Strike: Global Offensive is 43% more, than GeForce 840A. | ||
| low / 768p | 80−85 | 55−60 |
| ultra / 1080p | 14−16 | 24−27 |
| medium / 1080p | 40−45 | 45−50 |
| The average gaming FPS of GeForce 840A in Cyberpunk 2077 is 6% more, than Radeon R7 M275DX. | ||
| low / 768p | 75−80 | 90−95 |
| medium / 768p | 50−55 | 70−75 |
| ultra / 1080p | 27−30 | 40−45 |
| The average gaming FPS of Radeon R7 M275DX in Dota 2 is 32% more, than GeForce 840A. | ||
| high / 1080p | 5−6 | 10−12 |
| ultra / 1080p | − | 10−11 |
| 4K / 2160p | 2−3 | 4−5 |
| low / 720p | 14−16 | 24−27 |
| medium / 1080p | 6−7 | 12−14 |
| The average gaming FPS of Radeon R7 M275DX in Far Cry 5 is 85% more, than GeForce 840A. | ||
| high / 1080p | 12−14 | 18−20 |
| ultra / 1080p | 7−8 | 12−14 |
| low / 720p | 50−55 | 70−75 |
| medium / 1080p | 14−16 | 30−35 |
| The average gaming FPS of Radeon R7 M275DX in Fortnite is 54% more, than GeForce 840A. | ||
| high / 1080p | 7−8 | 16−18 |
| ultra / 1080p | − | 14−16 |
| QHD / 1440p | 0−1 | 3−4 |
| low / 720p | 20−22 | 30−35 |
| medium / 1080p | 9−10 | 18−20 |
| The average gaming FPS of Radeon R7 M275DX in Forza Horizon 4 is 83% more, than GeForce 840A. | ||
| low / 768p | 45−50 | 60−65 |
| medium / 768p | − | 55−60 |
| high / 1080p | 8−9 | 18−20 |
| ultra / 1080p | 5−6 | 8−9 |
| QHD / 1440p | 0−1 | 0−1 |
| medium / 720p | 40−45 | − |
| The average gaming FPS of Radeon R7 M275DX in Grand Theft Auto V is 50% more, than GeForce 840A. | ||
| high / 1080p | 3−4 | 6−7 |
| ultra / 1080p | 1−2 | 4−5 |
| 4K / 2160p | 0−1 | 1−2 |
| low / 720p | 8−9 | 18−20 |
| medium / 1080p | 4−5 | 8−9 |
| The average gaming FPS of Radeon R7 M275DX in Metro Exodus is 125% more, than GeForce 840A. | ||
| low / 768p | 85−90 | 100−110 |
| high / 1080p | 85−90 | 95−100 |
| ultra / 1080p | 80−85 | 85−90 |
| medium / 1080p | 85−90 | 95−100 |
| The average gaming FPS of Radeon R7 M275DX in Minecraft is 11% more, than GeForce 840A. | ||
| high / 1080p | − | 18−20 |
| ultra / 1080p | 12−14 | 14−16 |
| low / 720p | 27−30 | 40−45 |
| medium / 1080p | 14−16 | 18−20 |
| The average gaming FPS of Radeon R7 M275DX in PLAYERUNKNOWN'S BATTLEGROUNDS is 38% more, than GeForce 840A. | ||
| high / 1080p | − | 12−14 |
| ultra / 1080p | 7−8 | 8−9 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 8−9 | 16−18 |
| medium / 1080p | − | 12−14 |
| The average gaming FPS of Radeon R7 M275DX in Red Dead Redemption 2 is 50% more, than GeForce 840A. | ||
| low / 768p | 16−18 | 30−35 |
| medium / 768p | 12−14 | 21−24 |
| high / 1080p | 6−7 | 12−14 |
| ultra / 1080p | 5−6 | 7−8 |
| 4K / 2160p | − | 7−8 |
| The average gaming FPS of Radeon R7 M275DX in The Witcher 3: Wild Hunt is 80% more, than GeForce 840A. | ||
| low / 768p | 70−75 | 90−95 |
| medium / 768p | 35−40 | 50−55 |
| ultra / 1080p | 16−18 | 24−27 |
| high / 768p | 30−35 | 40−45 |
| The average gaming FPS of Radeon R7 M275DX in World of Tanks is 35% more, than GeForce 840A. | ||
Full Specs
| GeForce 840A | Radeon R7 M275DX | |
| Architecture | Maxwell | GCN |
| Code name | GM108 | |
| Type | Desktop | Laptop |
| Release date | 17 March 2014 | 4 June 2014 |
| Pipelines | 384 | 896 |
| Core clock speed | 1029 MHz | |
| Boost Clock | 1124 MHz | |
| Manufacturing process technology | 28 nm | 28 nm |
| Texture fill rate | 17.98 | |
| Floating-point performance | 863.2 gflops | |
| Memory bus width | 64 Bit | |
| Memory clock speed | 2002 MHz | |
| Memory bandwidth | 16.02 GB/s | |
| Shared memory | + | |
| DirectX | 12 (11_0) | DirectX 12, Shader 5.0 |
| Shader Model | 5.1 | |
| OpenGL | 4.6 | |
| OpenCL | 1.2 | |
| Vulkan | 1.1.126 | |
| CUDA | 5.0 | |
| Laptop size | medium sized | |
| Eyefinity | + | |
| AppAcceleration | + | |
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