GeForce 840A vs Radeon Pro Vega 20
When choosing between GeForce 840A and Radeon Pro Vega 20, 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 GeForce 840A and Radeon Pro Vega 20.
GeForce 840A
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Radeon Pro Vega 20 is a Laptop Graphics Card
Note: Radeon Pro Vega 20 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 Pro Vega 20 here:
Main Specs
GeForce 840A | Radeon Pro Vega 20 | |
Power consumption (TDP) | 33 Watt | 100 Watt |
Interface | PCIe 3.0 x8 | PCIe 3.0 x16 |
Supplementary power connectors | 1x 6-pin + 1x 8-pin | |
Memory type | DDR3 | HBM2 |
Maximum RAM amount | 2 GB | 4 GB |
Display Connectors | No outputs | No outputs |
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- Radeon Pro Vega 20 has 203% more power consumption, than GeForce 840A.
- GeForce 840A is connected by PCIe 3.0 x8, and Radeon Pro Vega 20 uses PCIe 3.0 x16 interface.
- Radeon Pro Vega 20 has 2 GB more memory, than GeForce 840A.
- GeForce 840A is used in Desktops, and Radeon Pro Vega 20 - in Mobile workstations.
- GeForce 840A is build with Maxwell architecture, and Radeon Pro Vega 20 - with Vega.
- Core clock speed of GeForce 840A is 214 MHz higher, than Radeon Pro Vega 20.
- GeForce 840A is manufactured by 28 nm process technology, and Radeon Pro Vega 20 - by 14 nm process technology.
- Memory clock speed of GeForce 840A is 522 MHz higher, than Radeon Pro Vega 20.
Game benchmarks
high / 1080p | 3−4 | 35−40 |
ultra / 1080p | 2−3 | 21−24 |
QHD / 1440p | 0−1 | 16−18 |
4K / 2160p | − | 10−11 |
low / 720p | 14−16 | 60−65 |
medium / 1080p | 5−6 | 40−45 |
The average gaming FPS of Radeon Pro Vega 20 in Assassin's Creed Odyssey is 583% more, than GeForce 840A. | ||
high / 1080p | − | 55−60 |
ultra / 1080p | 7−8 | 45−50 |
QHD / 1440p | 0−1 | 35−40 |
4K / 2160p | − | 18−20 |
low / 720p | 18−20 | 100−110 |
medium / 1080p | 8−9 | 60−65 |
The average gaming FPS of Radeon Pro Vega 20 in Battlefield 5 is 545% more, than GeForce 840A. | ||
low / 768p | 45−50 | 50−55 |
high / 1080p | 30−35 | − |
QHD / 1440p | 0−1 | 0−1 |
The average gaming FPS of Radeon Pro Vega 20 in Call of Duty: Warzone is 10% more, than GeForce 840A. | ||
low / 768p | 120−130 | 250−260 |
medium / 768p | 90−95 | 220−230 |
ultra / 1080p | 40−45 | 180−190 |
QHD / 1440p | 24−27 | 110−120 |
4K / 2160p | 18−20 | 70−75 |
high / 768p | 65−70 | 210−220 |
The average gaming FPS of Radeon Pro Vega 20 in Counter-Strike: Global Offensive is 185% more, than GeForce 840A. | ||
low / 768p | 80−85 | 60−65 |
ultra / 1080p | 14−16 | − |
medium / 1080p | 40−45 | 55−60 |
The average gaming FPS of GeForce 840A in Cyberpunk 2077 is 3% more, than Radeon Pro Vega 20. | ||
low / 768p | 75−80 | 120−130 |
medium / 768p | 50−55 | 110−120 |
ultra / 1080p | 27−30 | 100−110 |
The average gaming FPS of Radeon Pro Vega 20 in Dota 2 is 121% more, than GeForce 840A. | ||
high / 1080p | 5−6 | 45−50 |
ultra / 1080p | − | 40−45 |
QHD / 1440p | − | 27−30 |
4K / 2160p | 2−3 | 14−16 |
low / 720p | 14−16 | 80−85 |
medium / 1080p | 6−7 | 45−50 |
The average gaming FPS of Radeon Pro Vega 20 in Far Cry 5 is 585% more, than GeForce 840A. | ||
high / 1080p | 12−14 | 60−65 |
ultra / 1080p | 7−8 | 45−50 |
QHD / 1440p | − | 27−30 |
4K / 2160p | − | 27−30 |
low / 720p | 50−55 | 180−190 |
medium / 1080p | 14−16 | 110−120 |
The average gaming FPS of Radeon Pro Vega 20 in Fortnite is 363% more, than GeForce 840A. | ||
high / 1080p | 7−8 | 60−65 |
ultra / 1080p | − | 45−50 |
QHD / 1440p | 0−1 | 30−35 |
4K / 2160p | − | 24−27 |
low / 720p | 20−22 | 100−110 |
medium / 1080p | 9−10 | 65−70 |
The average gaming FPS of Radeon Pro Vega 20 in Forza Horizon 4 is 550% more, than GeForce 840A. | ||
low / 768p | 45−50 | 140−150 |
medium / 768p | − | 120−130 |
high / 1080p | 8−9 | 70−75 |
ultra / 1080p | 5−6 | 30−35 |
QHD / 1440p | 0−1 | 21−24 |
medium / 720p | 40−45 | − |
The average gaming FPS of Radeon Pro Vega 20 in Grand Theft Auto V is 315% more, than GeForce 840A. | ||
high / 1080p | 3−4 | 24−27 |
ultra / 1080p | 1−2 | 20−22 |
QHD / 1440p | − | 16−18 |
4K / 2160p | 0−1 | 8−9 |
low / 720p | 8−9 | 65−70 |
medium / 1080p | 4−5 | 30−35 |
The average gaming FPS of Radeon Pro Vega 20 in Metro Exodus is 800% more, than GeForce 840A. | ||
low / 768p | 85−90 | 130−140 |
high / 1080p | 85−90 | − |
ultra / 1080p | 80−85 | − |
medium / 1080p | 85−90 | 120−130 |
The average gaming FPS of Radeon Pro Vega 20 in Minecraft is 49% more, than GeForce 840A. | ||
ultra / 1080p | 12−14 | 14−16 |
low / 720p | 27−30 | 100−110 |
medium / 1080p | 14−16 | 18−20 |
The average gaming FPS of Radeon Pro Vega 20 in PLAYERUNKNOWN'S BATTLEGROUNDS is 155% more, than GeForce 840A. | ||
high / 1080p | − | 24−27 |
ultra / 1080p | 7−8 | 16−18 |
QHD / 1440p | 0−1 | 10−11 |
4K / 2160p | − | 7−8 |
low / 720p | 8−9 | 65−70 |
medium / 1080p | − | 35−40 |
The average gaming FPS of Radeon Pro Vega 20 in Red Dead Redemption 2 is 425% more, than GeForce 840A. | ||
low / 768p | 16−18 | 130−140 |
medium / 768p | 12−14 | 85−90 |
high / 1080p | 6−7 | 45−50 |
ultra / 1080p | 5−6 | 24−27 |
4K / 2160p | − | 16−18 |
The average gaming FPS of Radeon Pro Vega 20 in The Witcher 3: Wild Hunt is 630% more, than GeForce 840A. | ||
low / 768p | 70−75 | 90−95 |
medium / 768p | 35−40 | 60−65 |
ultra / 1080p | 16−18 | 50−55 |
high / 768p | 30−35 | 60−65 |
The average gaming FPS of Radeon Pro Vega 20 in World of Tanks is 71% more, than GeForce 840A. |
Full Specs
GeForce 840A | Radeon Pro Vega 20 | |
Architecture | Maxwell | Vega |
Code name | GM108 | Vega Mobile |
Type | Desktop | Mobile workstation |
Release date | 17 March 2014 | 15 November 2018 |
Pipelines | 384 | 1280 |
Core clock speed | 1029 MHz | 815 MHz |
Boost Clock | 1124 MHz | 1283 MHz |
Manufacturing process technology | 28 nm | 14 nm |
Texture fill rate | 17.98 | 102.6 |
Floating-point performance | 863.2 gflops | |
Memory bus width | 64 Bit | 1024 Bit |
Memory clock speed | 2002 MHz | 1480 MHz |
Memory bandwidth | 16.02 GB/s | 189.4 GB/s |
Shared memory | - | |
DirectX | 12 (11_0) | 12 (12_1) |
Shader Model | 5.1 | 6.3 |
OpenGL | 4.6 | 4.6 |
OpenCL | 1.2 | 2.0 |
Vulkan | 1.1.126 | 1.2.131 |
CUDA | 5.0 | |
Laptop size | large | |
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