Radeon HD 6870 vs Radeon RX 480 mobile
When choosing between Radeon HD 6870 and Radeon RX 480 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 6870 and Radeon RX 480 mobile.
Radeon RX 480 mobile is a Laptop Graphics Card
Note: Radeon RX 480 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 480 mobile here:
Main Specs
Radeon HD 6870
Radeon RX 480 mobile
Power consumption (TDP)
151 Watt
100 Watt
Interface
PCIe 2.0 x16
MXM-B (3.0)
Supplementary power connectors
2x 6-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
8 GB
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
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Radeon HD 6870 has 51% more power consumption, than Radeon RX 480 mobile.
Radeon HD 6870 is connected by PCIe 2.0 x16, and Radeon RX 480 mobile uses MXM-B (3.0) interface.
Radeon RX 480 mobile has 7 GB more memory, than Radeon HD 6870.
Radeon HD 6870 is used in Desktops, and Radeon RX 480 mobile - in Laptops.
Radeon HD 6870 is build with Terascale 2 architecture, and Radeon RX 480 mobile - with Polaris.
Radeon HD 6870 is manufactured by 40 nm process technology, and Radeon RX 480 mobile - by 14 nm process technology.
Memory clock speed of Radeon RX 480 mobile is 6950 MHz higher, than Radeon HD 6870.
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
10−12
12−14
ultra / 1080p
6−7
7−8
QHD / 1440p
1−2
0−1
low / 720p
24−27
27−30
medium / 1080p
12−14
14−16
The average gaming FPS of Radeon RX 480 mobile in Assassin's Creed Odyssey is 14% more, than Radeon HD 6870.
high / 1080p
18−20
20−22
ultra / 1080p
14−16
16−18
QHD / 1440p
1−2
0−1
low / 720p
35−40
45−50
medium / 1080p
20−22
21−24
The average gaming FPS of Radeon RX 480 mobile in Battlefield 5 is 17% more, than Radeon HD 6870.
low / 768p
45−50
50−55
high / 1080p
−
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon RX 480 mobile in Call of Duty: Warzone is 10% more, than Radeon HD 6870.
low / 768p
180−190
190−200
medium / 768p
140−150
160−170
ultra / 1080p
75−80
85−90
QHD / 1440p
40−45
45−50
4K / 2160p
30−33
24−27
high / 768p
110−120
120−130
The average gaming FPS of Radeon RX 480 mobile in Counter-Strike: Global Offensive is 8% more, than Radeon HD 6870.
low / 768p
55−60
60−65
ultra / 1080p
30−33
35−40
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon RX 480 mobile in Cyberpunk 2077 is 15% more, than Radeon HD 6870.
low / 768p
95−100
100−110
medium / 768p
75−80
85−90
ultra / 1080p
50−55
55−60
The average gaming FPS of Radeon RX 480 mobile in Dota 2 is 10% more, than Radeon HD 6870.
high / 1080p
12−14
14−16
ultra / 1080p
12−14
12−14
4K / 2160p
5−6
4−5
low / 720p
27−30
30−35
medium / 1080p
14−16
16−18
The average gaming FPS of Radeon RX 480 mobile in Far Cry 5 is 6% more, than Radeon HD 6870.
high / 1080p
20−22
21−24
ultra / 1080p
14−16
16−18
QHD / 1440p
−
10−12
low / 720p
80−85
90−95
medium / 1080p
35−40
45−50
The average gaming FPS of Radeon RX 480 mobile in Fortnite is 12% more, than Radeon HD 6870.
high / 1080p
18−20
21−24
ultra / 1080p
14−16
16−18
QHD / 1440p
5−6
5−6
low / 720p
40−45
45−50
medium / 1080p
21−24
24−27
The average gaming FPS of Radeon RX 480 mobile in Forza Horizon 4 is 15% more, than Radeon HD 6870.
low / 768p
70−75
75−80
medium / 768p
60−65
70−75
high / 1080p
21−24
24−27
ultra / 1080p
9−10
10−11
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon RX 480 mobile in Grand Theft Auto V is 12% more, than Radeon HD 6870.
high / 1080p
7−8
7−8
ultra / 1080p
5−6
6−7
4K / 2160p
1−2
0−1
low / 720p
21−24
24−27
medium / 1080p
9−10
10−12
The average gaming FPS of Radeon RX 480 mobile in Metro Exodus is 9% more, than Radeon HD 6870.
low / 768p
100−110
100−110
ultra / 1080p
90−95
100−110
medium / 1080p
100−105
100−110
The average gaming FPS of Radeon RX 480 mobile in Minecraft is 5% more, than Radeon HD 6870.
high / 1080p
18−20
−
ultra / 1080p
16−18
14−16
low / 720p
45−50
50−55
medium / 1080p
21−24
18−20
The average gaming FPS of Radeon HD 6870 in PLAYERUNKNOWN'S BATTLEGROUNDS is 3% more, than Radeon RX 480 mobile.
high / 1080p
12−14
10−12
ultra / 1080p
8−9
7−8
QHD / 1440p
0−1
0−1
low / 720p
20−22
24−27
medium / 1080p
12−14
14−16
The average gaming FPS of Radeon RX 480 mobile in Red Dead Redemption 2 is 7% more, than Radeon HD 6870.
low / 768p
40−45
45−50
medium / 768p
24−27
27−30
high / 1080p
14−16
16−18
ultra / 1080p
8−9
9−10
4K / 2160p
7−8
5−6
The average gaming FPS of Radeon RX 480 mobile in The Witcher 3: Wild Hunt is 10% more, than Radeon HD 6870.
low / 768p
95−100
90−95
medium / 768p
55−60
55−60
ultra / 1080p
27−30
30−35
high / 768p
45−50
50−55
The average gaming FPS of Radeon RX 480 mobile in World of Tanks is 1% more, than Radeon HD 6870.
Full Specs
Radeon HD 6870
Radeon RX 480 mobile
Architecture
Terascale 2
Polaris
Code name
RV940 Barts
Polaris
Type
Desktop
Laptop
Release date
22 October 2010
1 August 2016
Pipelines
1120
2304
Boost Clock
900 MHz
1077 MHz
Transistor count
1,700 million
5,700 million
Manufacturing process technology
40 nm
14 nm
Texture fill rate
50.40
155.1
Floating-point performance
2,016.0 gflops
4,963 gflops
Length
220 mm
Memory bus width
256 Bit
256 Bit
Memory clock speed
1050 MHz
8000 MHz
Memory bandwidth
134.4 GB/s
256.0 GB/s
Shared memory
-
-
DirectX
12 (12_0)
Shader Model
5.0
6.4
OpenGL
4.4
4.6
OpenCL
1.2
2.0
Vulkan
1.2.131
Bus support
PCIe 2.0 x16
HDMI
+
Bitcoin / BTC (SHA256)
213 Mh/s
Laptop size
large
Eyefinity
+
Design
reference
CrossFire
+
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