GeForce 820A vs Mobility Radeon HD 4850
When choosing between GeForce 820A and Mobility Radeon HD 4850, 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 820A and Mobility Radeon HD 4850.
GeForce 820A
Mobility Radeon HD 4850 is a Laptop Graphics Card
Note: Mobility Radeon HD 4850 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 Mobility Radeon HD 4850 here:
Main Specs
| GeForce 820A | Mobility Radeon HD 4850 | |
| Power consumption (TDP) | 15 Watt | |
| Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| Memory type | DDR3 | GDDR3 |
| Maximum RAM amount | 1 GB | 1 GB |
| Display Connectors | No outputs | No outputs |
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- Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
- GeForce 820A and Mobility Radeon HD 4850 have maximum RAM of 1 GB.
- GeForce 820A is used in Desktops, and Mobility Radeon HD 4850 - in Laptops.
- GeForce 820A is build with Fermi 2.0 architecture, and Mobility Radeon HD 4850 - with Terascale 1.
- Core clock speed of GeForce 820A is 275 MHz higher, than Mobility Radeon HD 4850.
- GeForce 820A is manufactured by 28 nm process technology, and Mobility Radeon HD 4850 - by 55 nm process technology.
- Memory clock speed of GeForce 820A is 950 MHz higher, than Mobility Radeon HD 4850.
Game benchmarks
| high / 1080p | 0−1 | 3−4 |
| ultra / 1080p | − | 1−2 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 1−2 | 14−16 |
| medium / 1080p | 0−1 | 5−6 |
| The average gaming FPS of Mobility Radeon HD 4850 in Assassin's Creed Odyssey is 1400% more, than GeForce 820A. | ||
| high / 1080p | − | 8−9 |
| ultra / 1080p | − | 6−7 |
| QHD / 1440p | 0−1 | 0−1 |
| low / 720p | 0−1 | 18−20 |
| medium / 1080p | − | 8−9 |
| low / 768p | 50−55 | 50−55 |
| high / 1080p | 45−50 | 40−45 |
| QHD / 1440p | 0−1 | 0−1 |
| The average gaming FPS of GeForce 820A in Call of Duty: Warzone is 6% more, than Mobility Radeon HD 4850. | ||
| low / 768p | 60−65 | 130−140 |
| medium / 768p | 27−30 | 100−110 |
| ultra / 1080p | 7−8 | 45−50 |
| QHD / 1440p | − | 24−27 |
| 4K / 2160p | − | 18−20 |
| high / 768p | 16−18 | 75−80 |
| The average gaming FPS of Mobility Radeon HD 4850 in Counter-Strike: Global Offensive is 225% more, than GeForce 820A. | ||
| low / 768p | 70−75 | 65−70 |
| ultra / 1080p | 0−1 | 21−24 |
| medium / 1080p | 45−50 | 45−50 |
| The average gaming FPS of GeForce 820A in Cyberpunk 2077 is 5% more, than Mobility Radeon HD 4850. | ||
| low / 768p | 45−50 | 75−80 |
| medium / 768p | 10−11 | 50−55 |
| ultra / 1080p | 0−1 | 24−27 |
| The average gaming FPS of Mobility Radeon HD 4850 in Dota 2 is 124% more, than GeForce 820A. | ||
| high / 1080p | − | 4−5 |
| ultra / 1080p | − | 4−5 |
| 4K / 2160p | − | 2−3 |
| low / 720p | 0−1 | 14−16 |
| medium / 1080p | − | 5−6 |
| high / 1080p | − | 12−14 |
| ultra / 1080p | − | 7−8 |
| QHD / 1440p | − | 4−5 |
| low / 720p | 21−24 | 55−60 |
| medium / 1080p | 0−1 | 14−16 |
| The average gaming FPS of Mobility Radeon HD 4850 in Fortnite is 159% more, than GeForce 820A. | ||
| high / 1080p | 0−1 | 7−8 |
| QHD / 1440p | 0−1 | 4−5 |
| 4K / 2160p | − | 3−4 |
| low / 720p | 0−1 | 21−24 |
| medium / 1080p | 0−1 | 10−11 |
| low / 768p | 18−20 | 50−55 |
| high / 1080p | 0−1 | 7−8 |
| ultra / 1080p | − | 3−4 |
| QHD / 1440p | 0−1 | 0−1 |
| medium / 720p | 12−14 | 40−45 |
| The average gaming FPS of Mobility Radeon HD 4850 in Grand Theft Auto V is 193% more, than GeForce 820A. | ||
| high / 1080p | − | 2−3 |
| ultra / 1080p | − | 1−2 |
| 4K / 2160p | − | 0−1 |
| low / 720p | 0−1 | 7−8 |
| medium / 1080p | − | 4−5 |
| low / 768p | 75−80 | 90−95 |
| high / 1080p | 27−30 | 85−90 |
| ultra / 1080p | − | 85−90 |
| 4K / 2160p | − | 75−80 |
| The average gaming FPS of Mobility Radeon HD 4850 in Minecraft is 69% more, than GeForce 820A. | ||
| ultra / 1080p | − | 12−14 |
| low / 720p | 8−9 | 30−35 |
| medium / 1080p | − | 14−16 |
| The average gaming FPS of Mobility Radeon HD 4850 in PLAYERUNKNOWN'S BATTLEGROUNDS is 300% more, than GeForce 820A. | ||
| ultra / 1080p | − | 7−8 |
| low / 720p | 0−1 | 8−9 |
| medium / 1080p | − | 8−9 |
| low / 768p | 0−1 | 14−16 |
| medium / 768p | − | 10−11 |
| high / 1080p | − | 5−6 |
| ultra / 1080p | − | 4−5 |
| 4K / 2160p | − | 2−3 |
| low / 768p | 45−50 | 80−85 |
| medium / 768p | 14−16 | 40−45 |
| ultra / 1080p | 0−1 | 16−18 |
| high / 768p | 12−14 | 30−35 |
| The average gaming FPS of Mobility Radeon HD 4850 in World of Tanks is 108% more, than GeForce 820A. | ||
Full Specs
| GeForce 820A | Mobility Radeon HD 4850 | |
| Architecture | Fermi 2.0 | Terascale 1 |
| Code name | GF117 | M98 |
| Type | Desktop | Laptop |
| Release date | 17 March 2014 | 9 January 2009 |
| Pipelines | 96 | 800 |
| Core clock speed | 775 MHz | 500 MHz |
| Transistor count | 585 million | 956 million |
| Manufacturing process technology | 28 nm | 55 nm |
| Texture fill rate | 12.40 | 20.00 |
| Floating-point performance | 297.6 gflops | 800.0 gflops |
| Memory bus width | 64 Bit | 256 Bit |
| Memory clock speed | 1800 MHz | 850 MHz |
| Memory bandwidth | 14.4 GB/s | 54.4 GB/s |
| Shared memory | - | |
| DirectX | 12 (11_0) | 10.1 (10_1) |
| Shader Model | 5.1 | 4.1 |
| OpenGL | 4.6 | 3.3 |
| OpenCL | 1.1 | 1.1 |
| Vulkan | N/A | N/A |
| CUDA | 2.1 | |
| Laptop size | large | |
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