Radeon 520 vs Radeon HD 6990
In this comparison between Radeon 520 and Radeon HD 6990 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 520 will be the best choice, for others Radeon HD 6990 will be their preference. Study the comparison tables below and make your choice.
Radeon 520 is a Laptop Graphics Card
Note: Radeon 520 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 520 here:
Main Specs
Radeon 520
Radeon HD 6990
Power consumption (TDP)
50 Watt
375 Watt
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
None
2x 8-pin
Memory type
DDR3, GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x DVI, 4x mini-DisplayPort
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Radeon HD 6990 has 650% more power consumption, than Radeon 520.
Radeon 520 is connected by PCIe 3.0 x8, and Radeon HD 6990 uses PCIe 2.0 x16 interface.
Radeon 520 and Radeon HD 6990 have maximum RAM of 2 GB.
Radeon 520 is used in Laptops, and Radeon HD 6990 - in Desktops.
Radeon 520 is build with GCN 1.0 architecture, and Radeon HD 6990 - with TeraScale 3.
Core clock speed of Radeon 520 is 200 MHz higher, than Radeon HD 6990.
Radeon 520 is manufactured by 28 nm process technology, and Radeon HD 6990 - by 40 nm process technology.
Memory clock speed of Radeon HD 6990 is 2750 MHz higher, than Radeon 520.
Game benchmarks
Assassin's Creed Odyssey
Battlefield 5
Call of Duty: Warzone
Counter-Strike: Global Offensive
Cyberpunk 2077
Dota 2
Far Cry 5
Fortnite
Forza Horizon 4
Grand Theft Auto V
Metro Exodus
Minecraft
PLAYERUNKNOWN'S BATTLEGROUNDS
Red Dead Redemption 2
The Witcher 3: Wild Hunt
World of Tanks
high / 1080p
0−1
14−16
ultra / 1080p
−
9−10
QHD / 1440p
0−1
3−4
low / 720p
1−2
30−35
medium / 1080p
0−1
18−20
The average gaming FPS of Radeon HD 6990 in Assassin's Creed Odyssey is 3100% more, than Radeon 520.
high / 1080p
−
24−27
ultra / 1080p
−
21−24
QHD / 1440p
0−1
7−8
4K / 2160p
−
5−6
low / 720p
0−1
50−55
medium / 1080p
−
27−30
low / 768p
50−55
45−50
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon 520 in Call of Duty: Warzone is 10% more, than Radeon HD 6990.
low / 768p
55−60
210−220
medium / 768p
30−33
170−180
ultra / 1080p
6−7
95−100
QHD / 1440p
−
50−55
4K / 2160p
−
30−33
high / 768p
18−20
140−150
The average gaming FPS of Radeon HD 6990 in Counter-Strike: Global Offensive is 464% more, than Radeon 520.
low / 768p
70−75
55−60
ultra / 1080p
0−1
40−45
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon 520 in Cyberpunk 2077 is 15% more, than Radeon HD 6990.
low / 768p
45−50
110−120
medium / 768p
10−11
90−95
ultra / 1080p
0−1
60−65
The average gaming FPS of Radeon HD 6990 in Dota 2 is 255% more, than Radeon 520.
high / 1080p
−
18−20
ultra / 1080p
−
16−18
4K / 2160p
−
6−7
low / 720p
0−1
35−40
medium / 1080p
−
18−20
high / 1080p
−
24−27
ultra / 1080p
−
18−20
QHD / 1440p
−
16−18
low / 720p
21−24
95−100
medium / 1080p
0−1
50−55
The average gaming FPS of Radeon HD 6990 in Fortnite is 340% more, than Radeon 520.
high / 1080p
0−1
24−27
ultra / 1080p
−
20−22
QHD / 1440p
0−1
9−10
low / 720p
0−1
50−55
medium / 1080p
0−1
27−30
low / 768p
18−20
85−90
medium / 768p
−
75−80
high / 1080p
0−1
30−33
ultra / 1080p
−
12−14
QHD / 1440p
0−1
3−4
medium / 720p
12−14
−
The average gaming FPS of Radeon HD 6990 in Grand Theft Auto V is 357% more, than Radeon 520.
high / 1080p
−
9−10
ultra / 1080p
−
7−8
4K / 2160p
−
2−3
low / 720p
0−1
27−30
medium / 1080p
−
12−14
low / 768p
75−80
110−120
high / 1080p
27−30
−
ultra / 1080p
−
100−110
medium / 1080p
−
100−110
The average gaming FPS of Radeon HD 6990 in Minecraft is 49% more, than Radeon 520.
high / 1080p
−
21−24
ultra / 1080p
−
18−20
low / 720p
10−11
55−60
medium / 1080p
10−11
24−27
The average gaming FPS of Radeon HD 6990 in PLAYERUNKNOWN'S BATTLEGROUNDS is 310% more, than Radeon 520.
high / 1080p
−
14−16
ultra / 1080p
−
9−10
QHD / 1440p
−
0−1
low / 720p
0−1
27−30
medium / 1080p
−
16−18
low / 768p
0−1
55−60
medium / 768p
−
30−35
high / 1080p
−
18−20
ultra / 1080p
−
10−12
4K / 2160p
−
8−9
low / 768p
45−50
100−110
medium / 768p
14−16
60−65
ultra / 1080p
0−1
35−40
high / 768p
12−14
50−55
The average gaming FPS of Radeon HD 6990 in World of Tanks is 192% more, than Radeon 520.
Full Specs
Radeon 520
Radeon HD 6990
Architecture
GCN 1.0
TeraScale 3
Code name
Oland
Antilles
Type
Laptop
Desktop
Release date
21 March 2017
8 March 2011
Pipelines
320
1536
Core clock speed
1030 MHz
830 MHz
Transistor count
1,040 million
2,640 million
Manufacturing process technology
28 nm
40 nm
Texture fill rate
20.60
79.68
Floating-point performance
659.2 gflops
2x 2,549.8 gflops
Length
295 mm
Memory bus width
64 Bit
256 Bit
Memory clock speed
2250 MHz
5000 MHz
Memory bandwidth
16 GB/s
160.0 GB/s
Shared memory
-
DirectX
12.0
11.2 (11_0)
Shader Model
5.0
5.0
OpenGL
4.6
4.4
OpenCL
1.2
1.2
Vulkan
+
N/A
Bitcoin / BTC (SHA256)
265 Mh/s
Ethereum / ETH (DaggerHashimoto)
24 Mh/s
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