Radeon HD 6990M Crossfire vs Radeon R7 512 Cores Kaveri
In this comparison between Radeon HD 6990M Crossfire and Radeon R7 512 Cores Kaveri 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 Radeon HD 6990M Crossfire will be the best choice, for others Radeon R7 512 Cores Kaveri will be their preference. Study the comparison tables below and make your choice.
Radeon R7 512 Cores Kaveri
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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 R7 512 Cores Kaveri | |
Memory type | GDDR5 | |
Maximum RAM amount | 2x2 GB | |
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- Radeon HD 6990M Crossfire is used in Laptops, and Radeon R7 512 Cores Kaveri - in Desktops.
- Radeon HD 6990M Crossfire is build with Terascale 2 architecture, and Radeon R7 512 Cores Kaveri - with GCN.
- Core clock speed of Radeon R7 512 Cores Kaveri is 5 MHz higher, than Radeon HD 6990M Crossfire.
- Radeon HD 6990M Crossfire is manufactured by 40 nm process technology, and Radeon R7 512 Cores Kaveri - by 28 nm process technology.
Game benchmarks
high / 1080p | 35−40 | 7−8 |
ultra / 1080p | 21−24 | 4−5 |
QHD / 1440p | 16−18 | 0−1 |
4K / 2160p | 10−11 | − |
low / 720p | 60−65 | 18−20 |
medium / 1080p | 40−45 | 9−10 |
The average gaming FPS of Radeon HD 6990M Crossfire in Assassin's Creed Odyssey is 310% more, than Radeon R7 512 Cores Kaveri. | ||
high / 1080p | 55−60 | 12−14 |
ultra / 1080p | 45−50 | 10−12 |
QHD / 1440p | 35−40 | 0−1 |
4K / 2160p | 18−20 | − |
low / 720p | 100−110 | 27−30 |
medium / 1080p | 60−65 | 14−16 |
The average gaming FPS of Radeon HD 6990M Crossfire in Battlefield 5 is 325% more, than Radeon R7 512 Cores Kaveri. | ||
low / 768p | 50−55 | 45−50 |
high / 1080p | − | 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 R7 512 Cores Kaveri. | ||
low / 768p | 250−260 | 140−150 |
medium / 768p | 220−230 | 110−120 |
ultra / 1080p | 180−190 | 55−60 |
QHD / 1440p | 110−120 | 30−35 |
4K / 2160p | 70−75 | 27−30 |
high / 768p | 210−220 | 85−90 |
The average gaming FPS of Radeon HD 6990M Crossfire in Counter-Strike: Global Offensive is 129% more, than Radeon R7 512 Cores Kaveri. | ||
low / 768p | 60−65 | 55−60 |
ultra / 1080p | − | 21−24 |
medium / 1080p | 55−60 | 45−50 |
The average gaming FPS of Radeon HD 6990M Crossfire in Cyberpunk 2077 is 15% more, than Radeon R7 512 Cores Kaveri. | ||
low / 768p | 120−130 | 85−90 |
medium / 768p | 110−120 | 60−65 |
ultra / 1080p | 100−110 | 35−40 |
The average gaming FPS of Radeon HD 6990M Crossfire in Dota 2 is 85% more, than Radeon R7 512 Cores Kaveri. | ||
high / 1080p | 45−50 | 9−10 |
ultra / 1080p | 40−45 | 8−9 |
QHD / 1440p | 27−30 | − |
4K / 2160p | 14−16 | 4−5 |
low / 720p | 80−85 | 21−24 |
medium / 1080p | 45−50 | 10−11 |
The average gaming FPS of Radeon HD 6990M Crossfire in Far Cry 5 is 327% more, than Radeon R7 512 Cores Kaveri. | ||
high / 1080p | 60−65 | 16−18 |
ultra / 1080p | 45−50 | 10−12 |
QHD / 1440p | 27−30 | − |
4K / 2160p | 27−30 | − |
low / 720p | 180−190 | 65−70 |
medium / 1080p | 110−120 | 24−27 |
The average gaming FPS of Radeon HD 6990M Crossfire in Fortnite is 240% more, than Radeon R7 512 Cores Kaveri. | ||
high / 1080p | 60−65 | 14−16 |
ultra / 1080p | 45−50 | 12−14 |
QHD / 1440p | 30−35 | 2−3 |
4K / 2160p | 24−27 | − |
low / 720p | 100−110 | 27−30 |
medium / 1080p | 65−70 | 14−16 |
The average gaming FPS of Radeon HD 6990M Crossfire in Forza Horizon 4 is 350% more, than Radeon R7 512 Cores Kaveri. | ||
low / 768p | 140−150 | 55−60 |
medium / 768p | 120−130 | 50−55 |
high / 1080p | 70−75 | 14−16 |
ultra / 1080p | 30−35 | 7−8 |
QHD / 1440p | 21−24 | 0−1 |
The average gaming FPS of Radeon HD 6990M Crossfire in Grand Theft Auto V is 181% more, than Radeon R7 512 Cores Kaveri. | ||
high / 1080p | 24−27 | 5−6 |
ultra / 1080p | 20−22 | 3−4 |
QHD / 1440p | 16−18 | − |
4K / 2160p | 8−9 | 0−1 |
low / 720p | 65−70 | 14−16 |
medium / 1080p | 30−35 | 7−8 |
The average gaming FPS of Radeon HD 6990M Crossfire in Metro Exodus is 414% more, than Radeon R7 512 Cores Kaveri. | ||
low / 768p | 130−140 | 95−100 |
high / 1080p | − | 90−95 |
ultra / 1080p | − | 80−85 |
medium / 1080p | 120−130 | 95−100 |
The average gaming FPS of Radeon HD 6990M Crossfire in Minecraft is 34% more, than Radeon R7 512 Cores Kaveri. | ||
high / 1080p | − | 16−18 |
ultra / 1080p | 14−16 | 14−16 |
low / 720p | 100−110 | 35−40 |
medium / 1080p | 18−20 | 18−20 |
The average gaming FPS of Radeon HD 6990M Crossfire in PLAYERUNKNOWN'S BATTLEGROUNDS is 100% more, than Radeon R7 512 Cores Kaveri. | ||
high / 1080p | 24−27 | − |
ultra / 1080p | 16−18 | 8−9 |
QHD / 1440p | 10−11 | 0−1 |
4K / 2160p | 7−8 | − |
low / 720p | 65−70 | 14−16 |
medium / 1080p | 35−40 | 10−12 |
The average gaming FPS of Radeon HD 6990M Crossfire in Red Dead Redemption 2 is 263% more, than Radeon R7 512 Cores Kaveri. | ||
low / 768p | 130−140 | 27−30 |
medium / 768p | 85−90 | 18−20 |
high / 1080p | 45−50 | 10−11 |
ultra / 1080p | 24−27 | 7−8 |
4K / 2160p | 16−18 | 6−7 |
The average gaming FPS of Radeon HD 6990M Crossfire in The Witcher 3: Wild Hunt is 342% more, than Radeon R7 512 Cores Kaveri. | ||
low / 768p | 90−95 | 85−90 |
medium / 768p | 60−65 | 45−50 |
ultra / 1080p | 50−55 | 21−24 |
high / 768p | 60−65 | 35−40 |
The average gaming FPS of Radeon HD 6990M Crossfire in World of Tanks is 39% more, than Radeon R7 512 Cores Kaveri. |
Full Specs
Radeon HD 6990M Crossfire | Radeon R7 512 Cores Kaveri | |
Architecture | Terascale 2 | GCN |
Code name | Blackcomb XTX | Kaveri Spectre |
Type | Laptop | Desktop |
Release date | 12 July 2011 | 14 January 2014 |
Pipelines | 2240 | 512 |
Core clock speed | 715 MHz | 720 MHz |
Transistor count | 2x1700 Million | |
Manufacturing process technology | 40 nm | 28 nm |
Memory bus width | 256 Bit | |
Memory clock speed | 900 MHz | |
Shared memory | - | + |
DirectX | DirectX 11, Shader 5.0 | DirectX 12 (FL 12_0), Shader 5.2 |
Laptop size | large | |
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