GeForce 840A vs Radeon HD 7970M Crossfire
In this comparison between GeForce 840A and Radeon HD 7970M Crossfire you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce 840A will be the best choice, for others Radeon HD 7970M Crossfire will be their preference. Study the comparison tables below and make your choice.
GeForce 840A
Radeon HD 7970M Crossfire is a Laptop Graphics Card
Note: Radeon HD 7970M Crossfire 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 7970M Crossfire here:
Main Specs
GeForce 840A | Radeon HD 7970M Crossfire | |
Power consumption (TDP) | 33 Watt | 200 Watt |
Interface | PCIe 3.0 x8 | |
Memory type | DDR3 | GDDR5 |
Maximum RAM amount | 2 GB | |
Display Connectors | No outputs | |
Check Price |
- Radeon HD 7970M Crossfire has 506% more power consumption, than GeForce 840A.
- GeForce 840A is used in Desktops, and Radeon HD 7970M Crossfire - in Laptops.
- GeForce 840A is build with Maxwell architecture, and Radeon HD 7970M Crossfire - with GCN.
- Core clock speed of GeForce 840A is 179 MHz higher, than Radeon HD 7970M Crossfire.
- GeForce 840A and Radeon HD 7970M Crossfire are manufactured by 28 nm process technology.
- Memory clock speed of Radeon HD 7970M Crossfire is 2798 MHz higher, than GeForce 840A.
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 HD 7970M Crossfire 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 HD 7970M Crossfire 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 HD 7970M Crossfire 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 HD 7970M Crossfire 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 HD 7970M Crossfire. | ||
low / 768p | 75−80 | 120−130 |
medium / 768p | 50−55 | 110−120 |
ultra / 1080p | 27−30 | 100−110 |
The average gaming FPS of Radeon HD 7970M Crossfire 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 HD 7970M Crossfire 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 HD 7970M Crossfire 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 HD 7970M Crossfire 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 HD 7970M Crossfire 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 HD 7970M Crossfire 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 HD 7970M Crossfire 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 HD 7970M Crossfire 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 HD 7970M Crossfire 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 HD 7970M Crossfire 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 HD 7970M Crossfire in World of Tanks is 71% more, than GeForce 840A. |
Full Specs
GeForce 840A | Radeon HD 7970M Crossfire | |
Architecture | Maxwell | GCN |
Code name | GM108 | Wimbledon XT |
Type | Desktop | Laptop |
Release date | 17 March 2014 | 1 May 2012 |
Pipelines | 384 | 2560 |
Core clock speed | 1029 MHz | 850 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 | 2x 256 Bit |
Memory clock speed | 2002 MHz | 4800 MHz |
Memory bandwidth | 16.02 GB/s | |
Shared memory | - | |
DirectX | 12 (11_0) | DirectX 11.1, Shader 5.0 |
Shader Model | 5.1 | |
OpenGL | 4.6 | |
OpenCL | 1.2 | |
Vulkan | 1.1.126 | |
CUDA | 5.0 | |
Laptop size | large | |
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