Radeon HD 7870 vs Radeon R9 M485X
If you are going to buy a new graphics card and are choosing between Radeon HD 7870 and Radeon R9 M485X, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 7870 stacks up against Radeon R9 M485X, check out specs charts below.
Radeon R9 M485X is a Laptop Graphics Card
Note: Radeon R9 M485X 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 R9 M485X here:
Main Specs
Radeon HD 7870
Radeon R9 M485X
Power consumption (TDP)
175 Watt
250 Watt
Interface
MXM-B (3.0)
Supplementary power connectors
None
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
8 GB MB
Display Connectors
No outputs
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Radeon R9 M485X has 42% more power consumption, than Radeon HD 7870.
Radeon R9 M485X has 6 GB more memory, than Radeon HD 7870.
Radeon HD 7870 is used in Desktops, and Radeon R9 M485X - in Laptops.
Radeon HD 7870 is build with GCN architecture, and Radeon R9 M485X - with GCN 3.
Core clock speed of Radeon HD 7870 is 277 MHz higher, than Radeon R9 M485X.
Radeon HD 7870 and Radeon R9 M485X are manufactured by 28 nm process technology.
Memory clock speed of Radeon R9 M485X is 200 MHz higher, than Radeon HD 7870.
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
24−27
24−27
ultra / 1080p
14−16
14−16
QHD / 1440p
9−10
10−11
4K / 2160p
6−7
6−7
low / 720p
45−50
45−50
medium / 1080p
30−33
30−35
Radeon HD 7870 and Radeon R9 M485X have the same average FPS in Assassin's Creed Odyssey.
high / 1080p
35−40
35−40
ultra / 1080p
30−35
30−35
QHD / 1440p
16−18
18−20
4K / 2160p
10−11
10−12
low / 720p
75−80
80−85
medium / 1080p
40−45
45−50
The average gaming FPS of Radeon R9 M485X in Battlefield 5 is 5% more, than Radeon HD 7870.
low / 768p
50−55
50−55
QHD / 1440p
0−1
0−1
Radeon HD 7870 and Radeon R9 M485X have the same average FPS in Call of Duty: Warzone.
low / 768p
240−250
240−250
medium / 768p
210−220
210−220
ultra / 1080p
130−140
140−150
QHD / 1440p
100−110
110−120
4K / 2160p
60−65
60−65
high / 768p
180−190
180−190
The average gaming FPS of Radeon R9 M485X in Counter-Strike: Global Offensive is 2% more, than Radeon HD 7870.
low / 768p
60−65
60−65
medium / 1080p
55−60
55−60
Radeon HD 7870 and Radeon R9 M485X have the same average FPS in Cyberpunk 2077.
low / 768p
120−130
120−130
medium / 768p
110−120
110−120
ultra / 1080p
85−90
90−95
The average gaming FPS of Radeon R9 M485X in Dota 2 is 0% more, than Radeon HD 7870.
high / 1080p
30−33
30−35
ultra / 1080p
27−30
27−30
QHD / 1440p
21−24
21−24
4K / 2160p
9−10
10−11
low / 720p
60−65
60−65
medium / 1080p
30−35
30−35
Radeon HD 7870 and Radeon R9 M485X have the same average FPS in Far Cry 5.
high / 1080p
35−40
40−45
ultra / 1080p
30−33
30−35
QHD / 1440p
18−20
18−20
low / 720p
130−140
140−150
medium / 1080p
80−85
85−90
The average gaming FPS of Radeon R9 M485X in Fortnite is 6% more, than Radeon HD 7870.
high / 1080p
40−45
40−45
ultra / 1080p
30−33
30−35
QHD / 1440p
18−20
18−20
4K / 2160p
14−16
16−18
low / 720p
75−80
80−85
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon R9 M485X in Forza Horizon 4 is 5% more, than Radeon HD 7870.
low / 768p
110−120
110−120
medium / 768p
100−110
100−110
high / 1080p
45−50
50−55
ultra / 1080p
20−22
21−24
QHD / 1440p
10−11
10−12
The average gaming FPS of Radeon R9 M485X in Grand Theft Auto V is 3% more, than Radeon HD 7870.
high / 1080p
14−16
16−18
ultra / 1080p
12−14
12−14
QHD / 1440p
10−12
12−14
4K / 2160p
4−5
4−5
low / 720p
45−50
45−50
medium / 1080p
21−24
21−24
The average gaming FPS of Radeon R9 M485X in Metro Exodus is 5% more, than Radeon HD 7870.
low / 768p
120−130
120−130
medium / 1080p
110−120
110−120
Radeon HD 7870 and Radeon R9 M485X have the same average FPS in Minecraft.
ultra / 1080p
14−16
14−16
low / 720p
75−80
80−85
medium / 1080p
18−20
18−20
The average gaming FPS of Radeon R9 M485X in PLAYERUNKNOWN'S BATTLEGROUNDS is 2% more, than Radeon HD 7870.
high / 1080p
16−18
18−20
ultra / 1080p
10−12
12−14
QHD / 1440p
4−5
4−5
4K / 2160p
2−3
3−4
low / 720p
45−50
45−50
medium / 1080p
24−27
24−27
Radeon HD 7870 and Radeon R9 M485X have the same average FPS in Red Dead Redemption 2.
low / 768p
85−90
90−95
medium / 768p
50−55
55−60
high / 1080p
30−33
30−35
ultra / 1080p
16−18
18−20
4K / 2160p
10−11
10−11
The average gaming FPS of Radeon R9 M485X in The Witcher 3: Wild Hunt is 7% more, than Radeon HD 7870.
low / 768p
90−95
90−95
medium / 768p
60−65
60−65
ultra / 1080p
45−50
45−50
high / 768p
55−60
55−60
Radeon HD 7870 and Radeon R9 M485X have the same average FPS in World of Tanks.
Full Specs
Radeon HD 7870
Radeon R9 M485X
Architecture
GCN
GCN 3
Code name
Pitcairn XT
Amethyst
Type
Desktop
Laptop
Release date
5 March 2012
14 May 2016
Pipelines
1280
2048
Core clock speed
1000 MHz
723 MHz
Transistor count
2800 Million
5,000 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
92.54
Floating-point performance
2,961 gflops
Memory bus width
256 Bit
256 Bit
Memory clock speed
4800 MHz
5000 MHz
Memory bandwidth
160.0 GB/s
Shared memory
-
-
DirectX
DirectX 11.1, Shader 5.1
12 (12_0)
Shader Model
6.3
OpenGL
4.6
OpenCL
2.0
Vulkan
1.2.131
Monero / XMR (CryptoNight)
0.39 kh/s
Laptop size
large
Eyefinity
+
Decred / DCR (Decred)
0.63 Gh/s
Ethereum / ETH (DaggerHashimoto)
16.6 Mh/s
Zcash / ZEC (Equihash)
145 Sol/s
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