Radeon R9 280X vs Radeon R9 M390
In this comparison between Radeon R9 280X and Radeon R9 M390 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 Radeon R9 280X will be the best choice, for others Radeon R9 M390 will be their preference. Study the comparison tables below and make your choice.
Radeon R9 M390 is a Laptop Graphics Card
Note: Radeon R9 M390 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 M390 here:
Main Specs
Radeon R9 280X
Radeon R9 M390
Power consumption (TDP)
250 Watt
Interface
PCIe 3.0 x16
Supplementary power connectors
1 x 6-pin + 1 x 8-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
3 GB
2 GB
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
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Radeon R9 280X has 1 GB more memory, than Radeon R9 M390.
Radeon R9 280X is used in Desktops, and Radeon R9 M390 - in Laptops.
Radeon R9 280X and Radeon R9 M390 are build with GCN architecture.
Radeon R9 280X and Radeon R9 M390 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
35−40
18−20
ultra / 1080p
21−24
10−11
QHD / 1440p
16−18
5−6
4K / 2160p
10−11
4−5
low / 720p
60−65
35−40
medium / 1080p
40−45
21−24
The average gaming FPS of Radeon R9 280X in Assassin's Creed Odyssey is 100% more, than Radeon R9 M390.
high / 1080p
55−60
27−30
ultra / 1080p
45−50
24−27
QHD / 1440p
35−40
10−12
4K / 2160p
18−20
7−8
low / 720p
100−110
60−65
medium / 1080p
60−65
30−35
The average gaming FPS of Radeon R9 280X in Battlefield 5 is 100% more, than Radeon R9 M390.
low / 768p
50−55
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon R9 280X in Call of Duty: Warzone is 10% more, than Radeon R9 M390.
low / 768p
250−260
220−230
medium / 768p
220−230
190−200
ultra / 1080p
180−190
110−120
QHD / 1440p
110−120
65−70
4K / 2160p
70−75
35−40
high / 768p
210−220
150−160
The average gaming FPS of Radeon R9 280X in Counter-Strike: Global Offensive is 34% more, than Radeon R9 M390.
low / 768p
60−65
55−60
ultra / 1080p
−
45−50
medium / 1080p
55−60
45−50
The average gaming FPS of Radeon R9 280X in Cyberpunk 2077 is 15% more, than Radeon R9 M390.
low / 768p
120−130
110−120
medium / 768p
110−120
100−110
ultra / 1080p
100−110
70−75
The average gaming FPS of Radeon R9 280X in Dota 2 is 18% more, than Radeon R9 M390.
high / 1080p
45−50
21−24
ultra / 1080p
40−45
18−20
QHD / 1440p
27−30
16−18
4K / 2160p
14−16
7−8
low / 720p
80−85
45−50
medium / 1080p
45−50
21−24
The average gaming FPS of Radeon R9 280X in Far Cry 5 is 95% more, than Radeon R9 M390.
high / 1080p
60−65
27−30
ultra / 1080p
45−50
21−24
QHD / 1440p
27−30
16−18
4K / 2160p
27−30
−
low / 720p
180−190
110−120
medium / 1080p
110−120
60−65
The average gaming FPS of Radeon R9 280X in Fortnite is 77% more, than Radeon R9 M390.
high / 1080p
60−65
30−33
ultra / 1080p
45−50
21−24
QHD / 1440p
30−35
12−14
4K / 2160p
24−27
10−12
low / 720p
100−110
60−65
medium / 1080p
65−70
30−35
The average gaming FPS of Radeon R9 280X in Forza Horizon 4 is 100% more, than Radeon R9 M390.
low / 768p
140−150
95−100
medium / 768p
120−130
85−90
high / 1080p
70−75
35−40
ultra / 1080p
30−35
14−16
QHD / 1440p
21−24
5−6
The average gaming FPS of Radeon R9 280X in Grand Theft Auto V is 64% more, than Radeon R9 M390.
high / 1080p
24−27
10−12
ultra / 1080p
20−22
9−10
QHD / 1440p
16−18
−
4K / 2160p
8−9
3−4
low / 720p
65−70
35−40
medium / 1080p
30−35
14−16
The average gaming FPS of Radeon R9 280X in Metro Exodus is 106% more, than Radeon R9 M390.
low / 768p
130−140
110−120
medium / 1080p
120−130
110−120
The average gaming FPS of Radeon R9 280X in Minecraft is 13% more, than Radeon R9 M390.
high / 1080p
−
24−27
ultra / 1080p
14−16
18−20
low / 720p
100−110
65−70
medium / 1080p
18−20
27−30
The average gaming FPS of Radeon R9 280X in PLAYERUNKNOWN'S BATTLEGROUNDS is 21% more, than Radeon R9 M390.
high / 1080p
24−27
14−16
ultra / 1080p
16−18
10−11
QHD / 1440p
10−11
0−1
4K / 2160p
7−8
−
low / 720p
65−70
30−35
medium / 1080p
35−40
18−20
The average gaming FPS of Radeon R9 280X in Red Dead Redemption 2 is 89% more, than Radeon R9 M390.
low / 768p
130−140
65−70
medium / 768p
85−90
40−45
high / 1080p
45−50
21−24
ultra / 1080p
24−27
12−14
4K / 2160p
16−18
9−10
The average gaming FPS of Radeon R9 280X in The Witcher 3: Wild Hunt is 100% more, than Radeon R9 M390.
low / 768p
90−95
100−110
medium / 768p
60−65
65−70
ultra / 1080p
50−55
35−40
high / 768p
60−65
55−60
The average gaming FPS of Radeon R9 280X in World of Tanks is 1% more, than Radeon R9 M390.
Full Specs
Radeon R9 280X
Radeon R9 M390
Architecture
GCN
GCN
Code name
Thaiti XTL
Pitcairn
Type
Desktop
Laptop
Release date
8 October 2013
9 June 2015
Pipelines
2048
1024
Boost Clock
1000 MHz
Transistor count
4,313 million
5000 Million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
128.0
Floating-point performance
4,096 gflops
Length
275 mm
Memory bus width
384 Bit
256 Bit
Memory bandwidth
288 GB/s
Shared memory
-
-
Shader Model
5.1
OpenGL
4.6
4.4
OpenCL
1.2
Not Listed
Vulkan
+
Monero / XMR (CryptoNight)
0.5 kh/s
FreeSync
+
+
Bus support
PCIe 3.0
PCIe 3.0
HDMI
+
Bitcoin / BTC (SHA256)
494 Mh/s
242 Mh/s
Laptop size
large
Eyefinity
+
+
HD3D
+
+
PowerTune
+
DualGraphics
+
TrueAudio
+
ZeroCore
+
Switchable graphics
+
Mantle
+
Design
reference
DisplayPort support
+
CrossFire
+
DDMA audio
+
Decred / DCR (Decred)
1.07 Gh/s
Ethereum / ETH (DaggerHashimoto)
14.42 Mh/s
Zcash / ZEC (Equihash)
285 Sol/s
AppAcceleration
+
LiquidVR
+
TressFX
+
UVD
+
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