Radeon HD 6990 vs Radeon RX 460 mobile
When choosing between Radeon HD 6990 and Radeon RX 460 mobile, 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 6990 and Radeon RX 460 mobile.
Radeon RX 460 mobile is a Laptop Graphics Card
Note: Radeon RX 460 mobile 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 RX 460 mobile here:
Main Specs
Radeon HD 6990
Radeon RX 460 mobile
Power consumption (TDP)
375 Watt
55 Watt
Interface
PCIe 2.0 x16
MXM-B (3.0)
Supplementary power connectors
2x 8-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
4 GB
Display Connectors
1x DVI, 4x mini-DisplayPort
No outputs
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Radeon HD 6990 has 581% more power consumption, than Radeon RX 460 mobile.
Radeon HD 6990 is connected by PCIe 2.0 x16, and Radeon RX 460 mobile uses MXM-B (3.0) interface.
Radeon RX 460 mobile has 2 GB more memory, than Radeon HD 6990.
Radeon HD 6990 is used in Desktops, and Radeon RX 460 mobile - in Laptops.
Radeon HD 6990 is build with TeraScale 3 architecture, and Radeon RX 460 mobile - with Polaris.
Radeon HD 6990 is manufactured by 40 nm process technology, and Radeon RX 460 mobile - by 14 nm process technology.
Memory clock speed of Radeon RX 460 mobile is 1000 MHz higher, than Radeon HD 6990.
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
14−16
16−18
ultra / 1080p
9−10
9−10
QHD / 1440p
3−4
3−4
low / 720p
30−35
30−35
medium / 1080p
18−20
21−24
The average gaming FPS of Radeon RX 460 mobile in Assassin's Creed Odyssey is 13% more, than Radeon HD 6990.
high / 1080p
24−27
27−30
ultra / 1080p
21−24
21−24
QHD / 1440p
7−8
6−7
4K / 2160p
5−6
5−6
low / 720p
50−55
55−60
medium / 1080p
27−30
30−33
The average gaming FPS of Radeon RX 460 mobile in Battlefield 5 is 8% more, than Radeon HD 6990.
low / 768p
45−50
50−55
high / 1080p
−
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon RX 460 mobile in Call of Duty: Warzone is 10% more, than Radeon HD 6990.
low / 768p
210−220
210−220
medium / 768p
170−180
180−190
ultra / 1080p
95−100
100−110
QHD / 1440p
50−55
60−65
4K / 2160p
30−33
30−35
high / 768p
140−150
150−160
The average gaming FPS of Radeon RX 460 mobile in Counter-Strike: Global Offensive is 5% more, than Radeon HD 6990.
low / 768p
55−60
60−65
ultra / 1080p
40−45
40−45
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon RX 460 mobile in Cyberpunk 2077 is 10% more, than Radeon HD 6990.
low / 768p
110−120
110−120
medium / 768p
90−95
100−110
ultra / 1080p
60−65
70−75
The average gaming FPS of Radeon RX 460 mobile in Dota 2 is 7% more, than Radeon HD 6990.
high / 1080p
18−20
20−22
ultra / 1080p
16−18
18−20
QHD / 1440p
−
18−20
4K / 2160p
6−7
6−7
low / 720p
35−40
40−45
medium / 1080p
18−20
21−24
The average gaming FPS of Radeon RX 460 mobile in Far Cry 5 is 15% more, than Radeon HD 6990.
high / 1080p
24−27
27−30
ultra / 1080p
18−20
21−24
QHD / 1440p
16−18
12−14
low / 720p
95−100
100−110
medium / 1080p
50−55
60−65
The average gaming FPS of Radeon RX 460 mobile in Fortnite is 9% more, than Radeon HD 6990.
high / 1080p
24−27
27−30
ultra / 1080p
20−22
21−24
QHD / 1440p
9−10
10−11
low / 720p
50−55
55−60
medium / 1080p
27−30
30−35
The average gaming FPS of Radeon RX 460 mobile in Forza Horizon 4 is 11% more, than Radeon HD 6990.
low / 768p
85−90
90−95
medium / 768p
75−80
80−85
high / 1080p
30−33
30−35
ultra / 1080p
12−14
12−14
QHD / 1440p
3−4
3−4
The average gaming FPS of Radeon RX 460 mobile in Grand Theft Auto V is 4% more, than Radeon HD 6990.
high / 1080p
9−10
10−11
ultra / 1080p
7−8
8−9
4K / 2160p
2−3
1−2
low / 720p
27−30
30−35
medium / 1080p
12−14
14−16
The average gaming FPS of Radeon RX 460 mobile in Metro Exodus is 8% more, than Radeon HD 6990.
low / 768p
110−120
110−120
ultra / 1080p
100−110
−
medium / 1080p
100−110
110−120
The average gaming FPS of Radeon RX 460 mobile in Minecraft is 4% more, than Radeon HD 6990.
high / 1080p
21−24
−
ultra / 1080p
18−20
14−16
low / 720p
55−60
60−65
medium / 1080p
24−27
18−20
The average gaming FPS of Radeon HD 6990 in PLAYERUNKNOWN'S BATTLEGROUNDS is 6% more, than Radeon RX 460 mobile.
high / 1080p
14−16
12−14
ultra / 1080p
9−10
9−10
QHD / 1440p
0−1
0−1
low / 720p
27−30
30−35
medium / 1080p
16−18
16−18
The average gaming FPS of Radeon RX 460 mobile in Red Dead Redemption 2 is 5% more, than Radeon HD 6990.
low / 768p
55−60
60−65
medium / 768p
30−35
35−40
high / 1080p
18−20
21−24
ultra / 1080p
10−12
12−14
4K / 2160p
8−9
6−7
The average gaming FPS of Radeon RX 460 mobile in The Witcher 3: Wild Hunt is 12% more, than Radeon HD 6990.
low / 768p
100−110
90−95
medium / 768p
60−65
60−65
ultra / 1080p
35−40
35−40
high / 768p
50−55
55−60
The average gaming FPS of Radeon HD 6990 in World of Tanks is 3% more, than Radeon RX 460 mobile.
Full Specs
Radeon HD 6990
Radeon RX 460 mobile
Architecture
TeraScale 3
Polaris
Code name
Antilles
Polaris 11 / Baffin XT
Type
Desktop
Laptop
Release date
8 March 2011
8 August 2016
Pipelines
1536
896
Core clock speed
830 MHz
Boost Clock
1180 MHz
Transistor count
2,640 million
3,000 million
Manufacturing process technology
40 nm
14 nm
Texture fill rate
79.68
66.08
Floating-point performance
2x 2,549.8 gflops
2,115 gflops
Length
295 mm
Memory bus width
256 Bit
128 Bit
Memory clock speed
5000 MHz
6000 MHz
Memory bandwidth
160.0 GB/s
80 GB/s
Shared memory
-
DirectX
11.2 (11_0)
12 (12_0)
Shader Model
5.0
6.4
OpenGL
4.4
4.6
OpenCL
1.2
2.0
Vulkan
N/A
1.2.131
FreeSync
+
Bitcoin / BTC (SHA256)
265 Mh/s
Laptop size
large
Ethereum / ETH (DaggerHashimoto)
24 Mh/s
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