GeForce GTX 850A vs Radeon HD 7770M
When choosing between GeForce GTX 850A and Radeon HD 7770M, 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 GTX 850A and Radeon HD 7770M.
GeForce GTX 850A
Radeon HD 7770M is a Laptop Graphics Card
Note: Radeon HD 7770M 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 7770M here:
Main Specs
| GeForce GTX 850A | Radeon HD 7770M | |
| Power consumption (TDP) | 45 Watt | 32 Watt |
| Interface | PCIe 3.0 x16 | PCIe 2.0 x16 |
| Memory type | DDR3 | GDDR5 |
| Maximum RAM amount | 2 GB | 1 GB |
| Display Connectors | No outputs | No outputs |
| Check Price |
- GeForce GTX 850A has 40% more power consumption, than Radeon HD 7770M.
- GeForce GTX 850A is connected by PCIe 3.0 x16, and Radeon HD 7770M uses PCIe 2.0 x16 interface.
- GeForce GTX 850A has 1 GB more memory, than Radeon HD 7770M.
- GeForce GTX 850A is used in Desktops, and Radeon HD 7770M - in Laptops.
- GeForce GTX 850A is build with Maxwell architecture, and Radeon HD 7770M - with GCN.
- Core clock speed of GeForce GTX 850A is 227 MHz higher, than Radeon HD 7770M.
- GeForce GTX 850A and Radeon HD 7770M are manufactured by 28 nm process technology.
- Memory clock speed of Radeon HD 7770M is 2200 MHz higher, than GeForce GTX 850A.
Game benchmarks
| high / 1080p | 1−2 | 9−10 |
| ultra / 1080p | 0−1 | 5−6 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 12−14 | 21−24 |
| medium / 1080p | 3−4 | 10−12 |
| The average gaming FPS of Radeon HD 7770M in Assassin's Creed Odyssey is 133% more, than GeForce GTX 850A. | ||
| high / 1080p | − | 14−16 |
| ultra / 1080p | 4−5 | 12−14 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 16−18 | 30−35 |
| medium / 1080p | 5−6 | 16−18 |
| The average gaming FPS of Radeon HD 7770M in Battlefield 5 is 122% more, than GeForce GTX 850A. | ||
| low / 768p | 45−50 | 45−50 |
| high / 1080p | 40−45 | − |
| QHD / 1440p | 0−1 | 0−1 |
| GeForce GTX 850A and Radeon HD 7770M 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 HD 7770M in Counter-Strike: Global Offensive is 43% more, than GeForce GTX 850A. | ||
| low / 768p | 85−90 | 55−60 |
| ultra / 1080p | 16−18 | 24−27 |
| medium / 1080p | 40−45 | 45−50 |
| The average gaming FPS of GeForce GTX 850A in Cyberpunk 2077 is 13% more, than Radeon HD 7770M. | ||
| low / 768p | 75−80 | 90−95 |
| medium / 768p | 50−55 | 70−75 |
| ultra / 1080p | 24−27 | 40−45 |
| The average gaming FPS of Radeon HD 7770M in Dota 2 is 35% more, than GeForce GTX 850A. | ||
| high / 1080p | 2−3 | 10−12 |
| ultra / 1080p | 2−3 | 10−11 |
| 4K / 2160p | 0−1 | 4−5 |
| low / 720p | 12−14 | 24−27 |
| medium / 1080p | 3−4 | 12−14 |
| The average gaming FPS of Radeon HD 7770M in Far Cry 5 is 200% more, than GeForce GTX 850A. | ||
| high / 1080p | 10−11 | 18−20 |
| ultra / 1080p | 5−6 | 12−14 |
| QHD / 1440p | 2−3 | − |
| low / 720p | 50−55 | 70−75 |
| medium / 1080p | 10−12 | 30−35 |
| The average gaming FPS of Radeon HD 7770M in Fortnite is 78% more, than GeForce GTX 850A. | ||
| high / 1080p | 4−5 | 16−18 |
| ultra / 1080p | − | 14−16 |
| QHD / 1440p | 0−1 | 3−4 |
| low / 720p | 16−18 | 30−35 |
| medium / 1080p | 7−8 | 18−20 |
| The average gaming FPS of Radeon HD 7770M in Forza Horizon 4 is 144% more, than GeForce GTX 850A. | ||
| low / 768p | 45−50 | 60−65 |
| medium / 768p | − | 55−60 |
| high / 1080p | 5−6 | 18−20 |
| ultra / 1080p | 2−3 | 8−9 |
| QHD / 1440p | 0−1 | 0−1 |
| medium / 720p | 35−40 | − |
| The average gaming FPS of Radeon HD 7770M in Grand Theft Auto V is 66% more, than GeForce GTX 850A. | ||
| high / 1080p | 1−2 | 6−7 |
| ultra / 1080p | 0−1 | 4−5 |
| 4K / 2160p | 0−1 | 1−2 |
| low / 720p | 5−6 | 18−20 |
| medium / 1080p | 3−4 | 8−9 |
| The average gaming FPS of Radeon HD 7770M in Metro Exodus is 266% more, than GeForce GTX 850A. | ||
| low / 768p | 90−95 | 100−110 |
| high / 1080p | 85−90 | 95−100 |
| ultra / 1080p | 70−75 | 85−90 |
| medium / 1080p | 90−95 | 95−100 |
| The average gaming FPS of Radeon HD 7770M in Minecraft is 11% more, than GeForce GTX 850A. | ||
| 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 HD 7770M in PLAYERUNKNOWN'S BATTLEGROUNDS is 38% more, than GeForce GTX 850A. | ||
| high / 1080p | − | 12−14 |
| ultra / 1080p | 4−5 | 8−9 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 6−7 | 16−18 |
| medium / 1080p | − | 12−14 |
| The average gaming FPS of Radeon HD 7770M in Red Dead Redemption 2 is 140% more, than GeForce GTX 850A. | ||
| low / 768p | 12−14 | 30−35 |
| medium / 768p | 9−10 | 21−24 |
| high / 1080p | 4−5 | 12−14 |
| ultra / 1080p | 3−4 | 7−8 |
| 4K / 2160p | 0−1 | 7−8 |
| The average gaming FPS of Radeon HD 7770M in The Witcher 3: Wild Hunt is 157% more, than GeForce GTX 850A. | ||
| low / 768p | 75−80 | 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 HD 7770M in World of Tanks is 29% more, than GeForce GTX 850A. | ||
Full Specs
| GeForce GTX 850A | Radeon HD 7770M | |
| Architecture | Maxwell | GCN |
| Code name | GM107 | Chelsea XT |
| Type | Desktop | Laptop |
| Release date | 17 March 2014 | 24 April 2012 |
| Pipelines | 640 | 512 |
| Core clock speed | 902 MHz | 675 MHz |
| Boost Clock | 936 MHz | |
| Transistor count | 1,870 million | 1,500 million |
| Manufacturing process technology | 28 nm | 28 nm |
| Texture fill rate | 37.44 | 21.60 |
| Floating-point performance | 1,198 gflops | 691.2 gflops |
| Memory bus width | 128 Bit | 128 Bit |
| Memory clock speed | 1800 MHz | 4000 MHz |
| Memory bandwidth | 28.8 GB/s | 64 GB/s |
| Shared memory | - | |
| DirectX | 12 (11_0) | 12 (11_1) |
| Shader Model | 5.1 | 5.1 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | 1.1.126 | 1.2.131 |
| CUDA | 5.0 | |
| Laptop size | medium sized | |
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