Radeon R8 M445DX vs Radeon R9 280X
When choosing between Radeon R8 M445DX and Radeon R9 280X, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon R8 M445DX and Radeon R9 280X.
Radeon R8 M445DX is a Laptop Graphics Card
Note: Radeon R8 M445DX 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 R8 M445DX here:
Main Specs
Radeon R8 M445DX
Radeon R9 280X
Power consumption (TDP)
250 Watt
Interface
IGP
PCIe 3.0 x16
Supplementary power connectors
1 x 6-pin + 1 x 8-pin
Memory type
DDR4/DDR3
GDDR5
Maximum RAM amount
3 GB
Display Connectors
No outputs
2x DVI, 1x HDMI, 1x DisplayPort
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Radeon R8 M445DX is connected by IGP, and Radeon R9 280X uses PCIe 3.0 x16 interface.
Radeon R8 M445DX is used in Laptops, and Radeon R9 280X - in Desktops.
Radeon R8 M445DX and Radeon R9 280X are build with GCN architecture.
Radeon R8 M445DX and Radeon R9 280X 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
0−1
35−40
ultra / 1080p
−
21−24
QHD / 1440p
0−1
16−18
4K / 2160p
−
10−11
low / 720p
1−2
60−65
medium / 1080p
0−1
40−45
The average gaming FPS of Radeon R9 280X in Assassin's Creed Odyssey is 6100% more, than Radeon R8 M445DX.
high / 1080p
−
55−60
ultra / 1080p
−
45−50
QHD / 1440p
0−1
35−40
4K / 2160p
−
18−20
low / 720p
0−1
100−110
medium / 1080p
−
60−65
low / 768p
50−55
50−55
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
Radeon R8 M445DX and Radeon R9 280X have the same average FPS in Call of Duty: Warzone.
low / 768p
60−65
250−260
medium / 768p
27−30
220−230
ultra / 1080p
7−8
180−190
QHD / 1440p
−
110−120
4K / 2160p
−
70−75
high / 768p
16−18
210−220
The average gaming FPS of Radeon R9 280X in Counter-Strike: Global Offensive is 685% more, than Radeon R8 M445DX.
low / 768p
70−75
60−65
ultra / 1080p
0−1
−
medium / 1080p
45−50
55−60
Radeon R8 M445DX and Radeon R9 280X have the same average FPS in Cyberpunk 2077.
low / 768p
45−50
120−130
medium / 768p
10−11
110−120
ultra / 1080p
0−1
100−110
The average gaming FPS of Radeon R9 280X in Dota 2 is 313% more, than Radeon R8 M445DX.
high / 1080p
−
45−50
ultra / 1080p
−
40−45
QHD / 1440p
−
27−30
4K / 2160p
−
14−16
low / 720p
0−1
80−85
medium / 1080p
−
45−50
high / 1080p
−
60−65
ultra / 1080p
−
45−50
QHD / 1440p
−
27−30
4K / 2160p
−
27−30
low / 720p
21−24
180−190
medium / 1080p
0−1
110−120
The average gaming FPS of Radeon R9 280X in Fortnite is 740% more, than Radeon R8 M445DX.
high / 1080p
0−1
60−65
ultra / 1080p
−
45−50
QHD / 1440p
0−1
30−35
4K / 2160p
−
24−27
low / 720p
0−1
100−110
medium / 1080p
0−1
65−70
low / 768p
18−20
140−150
medium / 768p
−
120−130
high / 1080p
0−1
70−75
ultra / 1080p
−
30−35
QHD / 1440p
0−1
21−24
medium / 720p
12−14
−
The average gaming FPS of Radeon R9 280X in Grand Theft Auto V is 663% more, than Radeon R8 M445DX.
high / 1080p
−
24−27
ultra / 1080p
−
20−22
QHD / 1440p
−
16−18
4K / 2160p
−
8−9
low / 720p
0−1
65−70
medium / 1080p
−
30−35
low / 768p
75−80
130−140
high / 1080p
27−30
−
medium / 1080p
−
120−130
The average gaming FPS of Radeon R9 280X in Minecraft is 75% more, than Radeon R8 M445DX.
ultra / 1080p
−
14−16
low / 720p
8−9
100−110
medium / 1080p
−
18−20
The average gaming FPS of Radeon R9 280X in PLAYERUNKNOWN'S BATTLEGROUNDS is 1212% more, than Radeon R8 M445DX.
high / 1080p
−
24−27
ultra / 1080p
−
16−18
QHD / 1440p
−
10−11
4K / 2160p
−
7−8
low / 720p
0−1
65−70
medium / 1080p
−
35−40
low / 768p
0−1
130−140
medium / 768p
−
85−90
high / 1080p
−
45−50
ultra / 1080p
−
24−27
4K / 2160p
−
16−18
low / 768p
45−50
90−95
medium / 768p
14−16
60−65
ultra / 1080p
0−1
50−55
high / 768p
12−14
60−65
The average gaming FPS of Radeon R9 280X in World of Tanks is 188% more, than Radeon R8 M445DX.
Full Specs
Radeon R8 M445DX
Radeon R9 280X
Architecture
GCN
GCN
Code name
Meso
Thaiti XTL
Type
Laptop
Desktop
Release date
1 June 2016
8 October 2013
Pipelines
704
2048
Core clock speed
720 / 1020 MHz
Boost Clock
1021 MHz
1000 MHz
Transistor count
1,550 million
4,313 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
20.42
128.0
Floating-point performance
4,096 gflops
Length
275 mm
Memory bus width
128 + 64 Bit
384 Bit
Memory clock speed
933 / 1000 MHz
Memory bandwidth
288 GB/s
Shared memory
-
-
DirectX
12 (12_0)
Shader Model
6.0
5.1
OpenGL
4.6
4.6
OpenCL
2.0
1.2
Vulkan
1.2.131
+
Monero / XMR (CryptoNight)
0.5 kh/s
FreeSync
+
Bus support
PCIe 3.0
HDMI
+
Bitcoin / BTC (SHA256)
494 Mh/s
Laptop size
medium sized
Eyefinity
+
HD3D
+
TrueAudio
+
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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