Radeon HD 6990M Crossfire vs Radeon RX 550X
When choosing between Radeon HD 6990M Crossfire and Radeon RX 550X, 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 Radeon HD 6990M Crossfire and Radeon RX 550X.
Radeon RX 550X
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Radeon HD 6990M Crossfire is a Laptop Graphics Card
Note: Radeon HD 6990M 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 6990M Crossfire here:
Main Specs
Radeon HD 6990M Crossfire | Radeon RX 550X | |
Power consumption (TDP) | 50 Watt | |
Interface | PCIe 3.0 x8 | |
Supplementary power connectors | None | |
Memory type | GDDR5 | GDDR5 |
Maximum RAM amount | 2x2 GB | 4 GB |
Display Connectors | 1x DVI, 1x HDMI, 1x DisplayPort | |
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- Radeon RX 550X has 2 GB more memory, than Radeon HD 6990M Crossfire.
- Radeon HD 6990M Crossfire is used in Laptops, and Radeon RX 550X - in Desktops.
- Radeon HD 6990M Crossfire is build with Terascale 2 architecture, and Radeon RX 550X - with GCN 4.0.
- Core clock speed of Radeon RX 550X is 385 MHz higher, than Radeon HD 6990M Crossfire.
- Radeon HD 6990M Crossfire is manufactured by 40 nm process technology, and Radeon RX 550X - by 14 nm process technology.
- Memory clock speed of Radeon RX 550X is 5100 MHz higher, than Radeon HD 6990M Crossfire.
Game benchmarks
high / 1080p | 35−40 | 10−11 |
ultra / 1080p | 21−24 | 6−7 |
QHD / 1440p | 16−18 | 0−1 |
4K / 2160p | 10−11 | − |
low / 720p | 60−65 | 21−24 |
medium / 1080p | 40−45 | 12−14 |
The average gaming FPS of Radeon HD 6990M Crossfire in Assassin's Creed Odyssey is 215% more, than Radeon RX 550X. | ||
high / 1080p | 55−60 | 16−18 |
ultra / 1080p | 45−50 | 14−16 |
QHD / 1440p | 35−40 | 0−1 |
4K / 2160p | 18−20 | − |
low / 720p | 100−110 | 35−40 |
medium / 1080p | 60−65 | 18−20 |
The average gaming FPS of Radeon HD 6990M Crossfire in Battlefield 5 is 209% more, than Radeon RX 550X. | ||
low / 768p | 50−55 | 45−50 |
QHD / 1440p | 0−1 | 0−1 |
The average gaming FPS of Radeon HD 6990M Crossfire in Call of Duty: Warzone is 10% more, than Radeon RX 550X. | ||
low / 768p | 250−260 | 170−180 |
medium / 768p | 220−230 | 140−150 |
ultra / 1080p | 180−190 | 70−75 |
QHD / 1440p | 110−120 | 40−45 |
4K / 2160p | 70−75 | 30−33 |
high / 768p | 210−220 | 100−110 |
The average gaming FPS of Radeon HD 6990M Crossfire in Counter-Strike: Global Offensive is 86% more, than Radeon RX 550X. | ||
low / 768p | 60−65 | 55−60 |
ultra / 1080p | − | 27−30 |
medium / 1080p | 55−60 | 45−50 |
The average gaming FPS of Radeon HD 6990M Crossfire in Cyberpunk 2077 is 15% more, than Radeon RX 550X. | ||
low / 768p | 120−130 | 90−95 |
medium / 768p | 110−120 | 75−80 |
ultra / 1080p | 100−110 | 45−50 |
The average gaming FPS of Radeon HD 6990M Crossfire in Dota 2 is 59% more, than Radeon RX 550X. | ||
high / 1080p | 45−50 | 12−14 |
ultra / 1080p | 40−45 | 10−12 |
QHD / 1440p | 27−30 | − |
4K / 2160p | 14−16 | 4−5 |
low / 720p | 80−85 | 27−30 |
medium / 1080p | 45−50 | 12−14 |
The average gaming FPS of Radeon HD 6990M Crossfire in Far Cry 5 is 235% more, than Radeon RX 550X. | ||
high / 1080p | 60−65 | 18−20 |
ultra / 1080p | 45−50 | 14−16 |
QHD / 1440p | 27−30 | − |
4K / 2160p | 27−30 | − |
low / 720p | 180−190 | 75−80 |
medium / 1080p | 110−120 | 35−40 |
The average gaming FPS of Radeon HD 6990M Crossfire in Fortnite is 175% more, than Radeon RX 550X. | ||
high / 1080p | 60−65 | 16−18 |
ultra / 1080p | 45−50 | 14−16 |
QHD / 1440p | 30−35 | 4−5 |
4K / 2160p | 24−27 | − |
low / 720p | 100−110 | 35−40 |
medium / 1080p | 65−70 | 20−22 |
The average gaming FPS of Radeon HD 6990M Crossfire in Forza Horizon 4 is 231% more, than Radeon RX 550X. | ||
low / 768p | 140−150 | 65−70 |
medium / 768p | 120−130 | 55−60 |
high / 1080p | 70−75 | 18−20 |
ultra / 1080p | 30−35 | 8−9 |
QHD / 1440p | 21−24 | 0−1 |
The average gaming FPS of Radeon HD 6990M Crossfire in Grand Theft Auto V is 144% more, than Radeon RX 550X. | ||
high / 1080p | 24−27 | 6−7 |
ultra / 1080p | 20−22 | 5−6 |
QHD / 1440p | 16−18 | − |
4K / 2160p | 8−9 | 1−2 |
low / 720p | 65−70 | 18−20 |
medium / 1080p | 30−35 | 9−10 |
The average gaming FPS of Radeon HD 6990M Crossfire in Metro Exodus is 287% more, than Radeon RX 550X. | ||
low / 768p | 130−140 | 100−110 |
ultra / 1080p | − | 90−95 |
medium / 1080p | 120−130 | 95−100 |
The average gaming FPS of Radeon HD 6990M Crossfire in Minecraft is 28% more, than Radeon RX 550X. | ||
high / 1080p | − | 18−20 |
ultra / 1080p | 14−16 | 14−16 |
low / 720p | 100−110 | 40−45 |
medium / 1080p | 18−20 | 20−22 |
The average gaming FPS of Radeon HD 6990M Crossfire in PLAYERUNKNOWN'S BATTLEGROUNDS is 76% more, than Radeon RX 550X. | ||
high / 1080p | 24−27 | 12−14 |
ultra / 1080p | 16−18 | 8−9 |
QHD / 1440p | 10−11 | 0−1 |
4K / 2160p | 7−8 | − |
low / 720p | 65−70 | 18−20 |
medium / 1080p | 35−40 | 12−14 |
The average gaming FPS of Radeon HD 6990M Crossfire in Red Dead Redemption 2 is 176% more, than Radeon RX 550X. | ||
low / 768p | 130−140 | 35−40 |
medium / 768p | 85−90 | 21−24 |
high / 1080p | 45−50 | 12−14 |
ultra / 1080p | 24−27 | 8−9 |
4K / 2160p | 16−18 | 7−8 |
The average gaming FPS of Radeon HD 6990M Crossfire in The Witcher 3: Wild Hunt is 264% more, than Radeon RX 550X. | ||
low / 768p | 90−95 | 90−95 |
medium / 768p | 60−65 | 50−55 |
ultra / 1080p | 50−55 | 24−27 |
high / 768p | 60−65 | 45−50 |
The average gaming FPS of Radeon HD 6990M Crossfire in World of Tanks is 24% more, than Radeon RX 550X. |
Full Specs
Radeon HD 6990M Crossfire | Radeon RX 550X | |
Architecture | Terascale 2 | GCN 4.0 |
Code name | Blackcomb XTX | Lexa |
Type | Laptop | Desktop |
Release date | 12 July 2011 | 16 December 2018 |
Pipelines | 2240 | 512 |
Core clock speed | 715 MHz | 1100 MHz |
Boost Clock | 1183 MHz | |
Transistor count | 2x1700 Million | 2,200 million |
Manufacturing process technology | 40 nm | 14 nm |
Texture fill rate | 37.86 | |
Floating-point performance | 1,211 gflops | |
Length | 145 mm | |
Memory bus width | 256 Bit | 128 Bit |
Memory clock speed | 900 MHz | 6000 MHz |
Memory bandwidth | 96 GB/s | |
Shared memory | - | |
DirectX | DirectX 11, Shader 5.0 | 12 (12_0) |
Shader Model | 6.4 | |
OpenGL | 4.6 | |
OpenCL | 2.0 | |
Vulkan | 1.2.131 | |
Laptop size | large | |
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