Radeon R9 270 vs Radeon R9 M390X
If you are going to buy a new graphics card and are choosing between Radeon R9 270 and Radeon R9 M390X, 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 R9 270 stacks up against Radeon R9 M390X, check out specs charts below.
Radeon R9 M390X is a Laptop Graphics Card
Note: Radeon R9 M390X 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 M390X here:
Main Specs
Radeon R9 270
Radeon R9 M390X
Power consumption (TDP)
150 Watt
100 Watt
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1 x 6-pin
None
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
4 GB
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
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Radeon R9 270 has 50% more power consumption, than Radeon R9 M390X.
Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
Radeon R9 M390X has 2 GB more memory, than Radeon R9 270.
Radeon R9 270 is used in Desktops, and Radeon R9 M390X - in Laptops.
Radeon R9 270 is build with GCN 1.0 architecture, and Radeon R9 M390X - with GCN 3.
Radeon R9 270 and Radeon R9 M390X are manufactured 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
21−24
21−24
ultra / 1080p
12−14
12−14
QHD / 1440p
7−8
8−9
4K / 2160p
5−6
5−6
low / 720p
40−45
40−45
medium / 1080p
27−30
27−30
The average gaming FPS of Radeon R9 M390X in Assassin's Creed Odyssey is 5% more, than Radeon R9 270.
high / 1080p
30−35
35−40
ultra / 1080p
30−33
30−35
QHD / 1440p
14−16
14−16
4K / 2160p
8−9
9−10
low / 720p
70−75
70−75
medium / 1080p
35−40
40−45
The average gaming FPS of Radeon R9 M390X in Battlefield 5 is 6% more, than Radeon R9 270.
low / 768p
50−55
50−55
QHD / 1440p
0−1
0−1
Radeon R9 270 and Radeon R9 M390X have the same average FPS in Call of Duty: Warzone.
low / 768p
230−240
230−240
medium / 768p
200−210
210−220
ultra / 1080p
120−130
120−130
QHD / 1440p
95−100
100−110
4K / 2160p
55−60
55−60
high / 768p
170−180
170−180
The average gaming FPS of Radeon R9 M390X in Counter-Strike: Global Offensive is 2% more, than Radeon R9 270.
low / 768p
60−65
60−65
ultra / 1080p
50−55
55−60
medium / 1080p
55−60
55−60
The average gaming FPS of Radeon R9 M390X in Cyberpunk 2077 is 3% more, than Radeon R9 270.
low / 768p
120−130
120−130
medium / 768p
110−120
110−120
ultra / 1080p
80−85
85−90
The average gaming FPS of Radeon R9 M390X in Dota 2 is 1% more, than Radeon R9 270.
high / 1080p
27−30
27−30
ultra / 1080p
24−27
24−27
QHD / 1440p
20−22
20−22
4K / 2160p
8−9
9−10
low / 720p
55−60
55−60
medium / 1080p
27−30
30−33
Radeon R9 270 and Radeon R9 M390X have the same average FPS in Far Cry 5.
high / 1080p
35−40
35−40
ultra / 1080p
27−30
27−30
QHD / 1440p
16−18
16−18
low / 720p
130−140
130−140
medium / 1080p
75−80
75−80
Radeon R9 270 and Radeon R9 M390X have the same average FPS in Fortnite.
high / 1080p
35−40
35−40
ultra / 1080p
27−30
27−30
QHD / 1440p
14−16
16−18
4K / 2160p
14−16
14−16
low / 720p
70−75
75−80
medium / 1080p
40−45
40−45
The average gaming FPS of Radeon R9 M390X in Forza Horizon 4 is 2% more, than Radeon R9 270.
low / 768p
100−110
110−120
medium / 768p
95−100
95−100
high / 1080p
40−45
45−50
ultra / 1080p
18−20
18−20
QHD / 1440p
8−9
9−10
The average gaming FPS of Radeon R9 M390X in Grand Theft Auto V is 5% more, than Radeon R9 270.
high / 1080p
14−16
14−16
ultra / 1080p
10−12
10−12
QHD / 1440p
10−12
10−12
4K / 2160p
3−4
3−4
low / 720p
40−45
40−45
medium / 1080p
18−20
20−22
Radeon R9 270 and Radeon R9 M390X have the same average FPS in Metro Exodus.
low / 768p
120−130
120−130
medium / 1080p
110−120
110−120
Radeon R9 270 and Radeon R9 M390X have the same average FPS in Minecraft.
ultra / 1080p
14−16
14−16
low / 720p
70−75
75−80
medium / 1080p
18−20
18−20
The average gaming FPS of Radeon R9 M390X in PLAYERUNKNOWN'S BATTLEGROUNDS is 5% more, than Radeon R9 270.
high / 1080p
16−18
16−18
ultra / 1080p
10−12
10−12
QHD / 1440p
2−3
3−4
4K / 2160p
2−3
2−3
low / 720p
40−45
40−45
medium / 1080p
21−24
21−24
Radeon R9 270 and Radeon R9 M390X have the same average FPS in Red Dead Redemption 2.
low / 768p
75−80
80−85
medium / 768p
45−50
50−55
high / 1080p
27−30
27−30
ultra / 1080p
14−16
16−18
4K / 2160p
9−10
9−10
The average gaming FPS of Radeon R9 M390X in The Witcher 3: Wild Hunt is 8% more, than Radeon R9 270.
low / 768p
90−95
90−95
medium / 768p
60−65
60−65
ultra / 1080p
40−45
40−45
high / 768p
55−60
55−60
Radeon R9 270 and Radeon R9 M390X have the same average FPS in World of Tanks.
Full Specs
Radeon R9 270
Radeon R9 M390X
Architecture
GCN 1.0
GCN 3
Code name
Curacao
Amethyst (XT) / Tonga
Type
Desktop
Laptop
Release date
13 November 2013
9 June 2015
Pipelines
1280
2048
Core clock speed
723 MHz
Boost Clock
925 MHz
Transistor count
2,800 million
5,000 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
74.00
92.54
Floating-point performance
2,368 gflops
2,961 gflops
Length
210 mm
Memory bus width
256 Bit
256 Bit
Memory bandwidth
179.2 GB/s
160.0 GB/s
Shared memory
-
Shader Model
5.1
6.3
OpenGL
4.6
4.4
OpenCL
1.2
Not Listed
Vulkan
+
+
FreeSync
+
+
Bus support
PCIe 3.0
PCIe 3.0
HDMI
+
Bitcoin / BTC (SHA256)
293 Mh/s
Laptop size
large
Eyefinity
+
+
HD3D
+
+
PowerTune
+
DualGraphics
+
TrueAudio
+
ZeroCore
+
Switchable graphics
+
Mantle
+
Design
reference
DisplayPort support
+
CrossFire
+
DDMA audio
+
Ethereum / ETH (DaggerHashimoto)
16 Mh/s
LiquidVR
+
TressFX
+
UVD
+
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