Mobility Radeon HD 4870 X2 vs Radeon R9 270X
In this comparison between Mobility Radeon HD 4870 X2 and Radeon R9 270X 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 Mobility Radeon HD 4870 X2 will be the best choice, for others Radeon R9 270X will be their preference. Study the comparison tables below and make your choice.
Mobility Radeon HD 4870 X2 is a Laptop Graphics Card
Note: Mobility Radeon HD 4870 X2 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 Mobility Radeon HD 4870 X2 here:
Main Specs
Mobility Radeon HD 4870 X2
Radeon R9 270X
Power consumption (TDP)
180 Watt
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
2 x 6-pin
Memory type
GDDR3, GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Display Connectors
No outputs
2x DVI, 1x HDMI, 1x DisplayPort
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Mobility Radeon HD 4870 X2 is connected by PCIe 2.0 x16, and Radeon R9 270X uses PCIe 3.0 x16 interface.
Mobility Radeon HD 4870 X2 and Radeon R9 270X have maximum RAM of 2 GB.
Mobility Radeon HD 4870 X2 is used in Laptops, and Radeon R9 270X - in Desktops.
Mobility Radeon HD 4870 X2 is build with Terascale 1 architecture, and Radeon R9 270X - with GCN.
Mobility Radeon HD 4870 X2 is manufactured by 55 nm process technology, and Radeon R9 270X - by 28 nm process technology.
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
9−10
24−27
ultra / 1080p
5−6
14−16
QHD / 1440p
0−1
10−11
4K / 2160p
−
6−7
low / 720p
21−24
45−50
medium / 1080p
12−14
30−35
The average gaming FPS of Radeon R9 270X in Assassin's Creed Odyssey is 150% more, than Mobility Radeon HD 4870 X2.
high / 1080p
16−18
40−45
ultra / 1080p
14−16
30−35
QHD / 1440p
0−1
18−20
4K / 2160p
−
10−12
low / 720p
35−40
80−85
medium / 1080p
16−18
45−50
The average gaming FPS of Radeon R9 270X in Battlefield 5 is 142% more, than Mobility Radeon HD 4870 X2.
low / 768p
45−50
50−55
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon R9 270X in Call of Duty: Warzone is 10% more, than Mobility Radeon HD 4870 X2.
low / 768p
160−170
240−250
medium / 768p
130−140
210−220
ultra / 1080p
70−75
140−150
QHD / 1440p
40−45
110−120
4K / 2160p
30−33
60−65
high / 768p
100−110
180−190
The average gaming FPS of Radeon R9 270X in Counter-Strike: Global Offensive is 76% more, than Mobility Radeon HD 4870 X2.
low / 768p
55−60
60−65
ultra / 1080p
27−30
−
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon R9 270X in Cyberpunk 2077 is 15% more, than Mobility Radeon HD 4870 X2.
low / 768p
90−95
120−130
medium / 768p
70−75
110−120
ultra / 1080p
45−50
90−95
The average gaming FPS of Radeon R9 270X in Dota 2 is 57% more, than Mobility Radeon HD 4870 X2.
high / 1080p
10−12
30−35
ultra / 1080p
10−11
27−30
QHD / 1440p
−
21−24
4K / 2160p
4−5
10−11
low / 720p
24−27
60−65
medium / 1080p
12−14
30−35
The average gaming FPS of Radeon R9 270X in Far Cry 5 is 175% more, than Mobility Radeon HD 4870 X2.
high / 1080p
18−20
40−45
ultra / 1080p
12−14
30−35
QHD / 1440p
−
18−20
low / 720p
75−80
140−150
medium / 1080p
30−35
85−90
The average gaming FPS of Radeon R9 270X in Fortnite is 117% more, than Mobility Radeon HD 4870 X2.
high / 1080p
16−18
40−45
ultra / 1080p
14−16
30−35
QHD / 1440p
4−5
18−20
4K / 2160p
−
16−18
low / 720p
35−40
80−85
medium / 1080p
18−20
45−50
The average gaming FPS of Radeon R9 270X in Forza Horizon 4 is 144% more, than Mobility Radeon HD 4870 X2.
low / 768p
65−70
110−120
medium / 768p
55−60
100−110
high / 1080p
18−20
50−55
ultra / 1080p
8−9
21−24
QHD / 1440p
0−1
10−12
The average gaming FPS of Radeon R9 270X in Grand Theft Auto V is 92% more, than Mobility Radeon HD 4870 X2.
high / 1080p
6−7
16−18
ultra / 1080p
4−5
12−14
QHD / 1440p
−
12−14
4K / 2160p
1−2
4−5
low / 720p
18−20
45−50
medium / 1080p
8−9
21−24
The average gaming FPS of Radeon R9 270X in Metro Exodus is 150% more, than Mobility Radeon HD 4870 X2.
low / 768p
100−110
120−130
ultra / 1080p
90−95
−
medium / 1080p
95−100
110−120
The average gaming FPS of Radeon R9 270X in Minecraft is 18% more, than Mobility Radeon HD 4870 X2.
high / 1080p
18−20
−
ultra / 1080p
14−16
14−16
low / 720p
40−45
80−85
medium / 1080p
20−22
18−20
The average gaming FPS of Radeon R9 270X in PLAYERUNKNOWN'S BATTLEGROUNDS is 46% more, than Mobility Radeon HD 4870 X2.
high / 1080p
12−14
18−20
ultra / 1080p
8−9
12−14
QHD / 1440p
0−1
4−5
4K / 2160p
−
3−4
low / 720p
18−20
45−50
medium / 1080p
12−14
24−27
The average gaming FPS of Radeon R9 270X in Red Dead Redemption 2 is 100% more, than Mobility Radeon HD 4870 X2.
low / 768p
35−40
90−95
medium / 768p
21−24
55−60
high / 1080p
12−14
30−35
ultra / 1080p
8−9
18−20
4K / 2160p
7−8
10−11
The average gaming FPS of Radeon R9 270X in The Witcher 3: Wild Hunt is 147% more, than Mobility Radeon HD 4870 X2.
low / 768p
90−95
90−95
medium / 768p
50−55
60−65
ultra / 1080p
24−27
45−50
high / 768p
40−45
55−60
The average gaming FPS of Radeon R9 270X in World of Tanks is 22% more, than Mobility Radeon HD 4870 X2.
Full Specs
Mobility Radeon HD 4870 X2
Radeon R9 270X
Architecture
Terascale 1
GCN
Code name
M98-XT
Curacao XT
Type
Laptop
Desktop
Release date
9 January 2009
8 October 2013
Pipelines
1600
1280
Core clock speed
550 MHz
Boost Clock
1050 MHz
Transistor count
956 million
2,800 million
Manufacturing process technology
55 nm
28 nm
Texture fill rate
22.00
84.00
Floating-point performance
2x 880.0 gflops
2,688 gflops
Memory bus width
256 Bit
256 Bit
Memory clock speed
888 MHz
Memory bandwidth
89.6 GB/s
179.2 GB/s
Shared memory
-
-
DirectX
10.1 (10_1)
Shader Model
4.1
5.1
OpenGL
3.3
4.6
OpenCL
1.1
1.2
Vulkan
N/A
+
FreeSync
+
Bus support
PCIe 3.0
HDMI
+
Bitcoin / BTC (SHA256)
318 Mh/s
Laptop size
large
Eyefinity
+
HD3D
+
TrueAudio
+
Design
reference
DisplayPort support
+
CrossFire
+
DDMA audio
+
Ethereum / ETH (DaggerHashimoto)
30 Mh/s
Zcash / ZEC (Equihash)
163 Sol/s
AppAcceleration
+
LiquidVR
+
TressFX
+
UVD
+
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