Radeon HD 8870M vs Radeon R9 M485X
Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 8870M and Radeon R9 M485X. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon HD 8870M and Radeon R9 M485X. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
Radeon HD 8870M and Radeon R9 M485X are Laptop Graphics Cards
Note: Radeon HD 8870M and Radeon R9 M485X are only used in laptop graphics. They have 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 8870M or Radeon R9 M485X here:
Main Specs
Radeon HD 8870M
Radeon R9 M485X
Power consumption (TDP)
250 Watt
Interface
PCIe 3.0 x16
MXM-B (3.0)
Supplementary power connectors
None
Memory type
GDDR5, DDR3
GDDR5
Maximum RAM amount
2 GB
8 GB MB
Display Connectors
No outputs
No outputs
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Radeon HD 8870M is connected by PCIe 3.0 x16, and Radeon R9 M485X uses MXM-B (3.0) interface.
Radeon R9 M485X has 6 GB more memory, than Radeon HD 8870M.
Both cards are used in Laptops.
Radeon HD 8870M is build with GCN architecture, and Radeon R9 M485X - with GCN 3.
Core clock speed of Radeon HD 8870M is 2 MHz higher, than Radeon R9 M485X.
Radeon HD 8870M and Radeon R9 M485X are manufactured by 28 nm process technology.
Memory clock speed of Radeon R9 M485X is 500 MHz higher, than Radeon HD 8870M.
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
7−8
24−27
ultra / 1080p
4−5
14−16
QHD / 1440p
0−1
10−11
4K / 2160p
−
6−7
low / 720p
18−20
45−50
medium / 1080p
9−10
30−35
The average gaming FPS of Radeon R9 M485X in Assassin's Creed Odyssey is 200% more, than Radeon HD 8870M.
high / 1080p
12−14
35−40
ultra / 1080p
10−12
30−35
QHD / 1440p
0−1
18−20
4K / 2160p
−
10−12
low / 720p
27−30
80−85
medium / 1080p
14−16
45−50
The average gaming FPS of Radeon R9 M485X in Battlefield 5 is 212% more, than Radeon HD 8870M.
low / 768p
45−50
50−55
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon R9 M485X in Call of Duty: Warzone is 10% more, than Radeon HD 8870M.
low / 768p
140−150
240−250
medium / 768p
110−120
210−220
ultra / 1080p
55−60
140−150
QHD / 1440p
30−35
110−120
4K / 2160p
27−30
60−65
high / 768p
85−90
180−190
The average gaming FPS of Radeon R9 M485X in Counter-Strike: Global Offensive is 109% more, than Radeon HD 8870M.
low / 768p
55−60
60−65
ultra / 1080p
21−24
−
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon R9 M485X in Cyberpunk 2077 is 15% more, than Radeon HD 8870M.
low / 768p
85−90
120−130
medium / 768p
60−65
110−120
ultra / 1080p
35−40
90−95
The average gaming FPS of Radeon R9 M485X in Dota 2 is 77% more, than Radeon HD 8870M.
high / 1080p
9−10
30−35
ultra / 1080p
8−9
27−30
QHD / 1440p
−
21−24
4K / 2160p
4−5
10−11
low / 720p
21−24
60−65
medium / 1080p
10−11
30−35
The average gaming FPS of Radeon R9 M485X in Far Cry 5 is 200% more, than Radeon HD 8870M.
high / 1080p
16−18
40−45
ultra / 1080p
10−12
30−35
QHD / 1440p
−
18−20
low / 720p
65−70
140−150
medium / 1080p
24−27
85−90
The average gaming FPS of Radeon R9 M485X in Fortnite is 153% more, than Radeon HD 8870M.
high / 1080p
12−14
40−45
ultra / 1080p
12−14
30−35
QHD / 1440p
2−3
18−20
4K / 2160p
−
16−18
low / 720p
27−30
80−85
medium / 1080p
14−16
45−50
The average gaming FPS of Radeon R9 M485X in Forza Horizon 4 is 214% more, than Radeon HD 8870M.
low / 768p
55−60
110−120
medium / 768p
45−50
100−110
high / 1080p
14−16
50−55
ultra / 1080p
7−8
21−24
QHD / 1440p
0−1
10−12
The average gaming FPS of Radeon R9 M485X in Grand Theft Auto V is 135% more, than Radeon HD 8870M.
high / 1080p
5−6
16−18
ultra / 1080p
3−4
12−14
QHD / 1440p
−
12−14
4K / 2160p
0−1
4−5
low / 720p
14−16
45−50
medium / 1080p
7−8
21−24
The average gaming FPS of Radeon R9 M485X in Metro Exodus is 257% more, than Radeon HD 8870M.
low / 768p
95−100
120−130
high / 1080p
90−95
−
ultra / 1080p
80−85
−
medium / 1080p
95−100
110−120
The average gaming FPS of Radeon R9 M485X in Minecraft is 23% more, than Radeon HD 8870M.
high / 1080p
16−18
−
ultra / 1080p
14−16
14−16
low / 720p
35−40
80−85
medium / 1080p
18−20
18−20
The average gaming FPS of Radeon R9 M485X in PLAYERUNKNOWN'S BATTLEGROUNDS is 65% more, than Radeon HD 8870M.
high / 1080p
−
18−20
ultra / 1080p
8−9
12−14
QHD / 1440p
0−1
4−5
4K / 2160p
−
3−4
low / 720p
14−16
45−50
medium / 1080p
10−12
24−27
The average gaming FPS of Radeon R9 M485X in Red Dead Redemption 2 is 154% more, than Radeon HD 8870M.
low / 768p
27−30
90−95
medium / 768p
18−20
55−60
high / 1080p
10−11
30−35
ultra / 1080p
7−8
18−20
4K / 2160p
6−7
10−11
The average gaming FPS of Radeon R9 M485X in The Witcher 3: Wild Hunt is 200% more, than Radeon HD 8870M.
low / 768p
85−90
90−95
medium / 768p
45−50
60−65
ultra / 1080p
21−24
45−50
high / 768p
35−40
55−60
The average gaming FPS of Radeon R9 M485X in World of Tanks is 35% more, than Radeon HD 8870M.
Full Specs
Radeon HD 8870M
Radeon R9 M485X
Architecture
GCN
GCN 3
Code name
Venus
Amethyst
Type
Laptop
Laptop
Release date
18 December 2012
14 May 2016
Pipelines
640
2048
Core clock speed
725 MHz
723 MHz
Boost Clock
775 MHz
Transistor count
1,500 million
5,000 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
31.00
92.54
Floating-point performance
992.0 gflops
2,961 gflops
Memory bus width
128 Bit
256 Bit
Memory clock speed
4500 MHz
5000 MHz
Memory bandwidth
72 GB/s
160.0 GB/s
Shared memory
-
-
DirectX
12 (11_1)
12 (12_0)
Shader Model
5.1
6.3
OpenGL
4.6
4.6
OpenCL
1.2
2.0
Vulkan
1.2.131
1.2.131
Bitcoin / BTC (SHA256)
107 Mh/s
Laptop size
large
large
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