Radeon HD 8790M vs Radeon R8 M445DX
In this comparison between Radeon HD 8790M and Radeon R8 M445DX 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 HD 8790M will be the best choice, for others Radeon R8 M445DX will be their preference. Study the comparison tables below and make your choice.
Radeon HD 8790M and Radeon R8 M445DX are Laptop Graphics Cards
Note: Radeon HD 8790M and Radeon R8 M445DX 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 8790M or Radeon R8 M445DX here:
Main Specs
Radeon HD 8790M
Radeon R8 M445DX
Interface
MXM-A (3.0)
IGP
Supplementary power connectors
None
Memory type
GDDR5
DDR4/DDR3
Maximum RAM amount
2 GB
Display Connectors
No outputs
No outputs
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Radeon HD 8790M is connected by MXM-A (3.0), and Radeon R8 M445DX uses IGP interface.
Both cards are used in Laptops.
Radeon HD 8790M and Radeon R8 M445DX are build with GCN architecture.
Core clock speed of Radeon HD 8790M is 130 MHz higher, than Radeon R8 M445DX.
Radeon HD 8790M and Radeon R8 M445DX are manufactured by 28 nm process technology.
Memory clock speed of Radeon HD 8790M is 3567 MHz higher, than Radeon R8 M445DX.
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
3−4
0−1
ultra / 1080p
1−2
−
QHD / 1440p
0−1
0−1
low / 720p
14−16
1−2
medium / 1080p
6−7
0−1
The average gaming FPS of Radeon HD 8790M in Assassin's Creed Odyssey is 1400% more, than Radeon R8 M445DX.
high / 1080p
8−9
−
ultra / 1080p
6−7
−
QHD / 1440p
0−1
0−1
low / 720p
21−24
0−1
medium / 1080p
9−10
−
low / 768p
45−50
50−55
high / 1080p
40−45
45−50
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon R8 M445DX in Call of Duty: Warzone is 11% more, than Radeon HD 8790M.
low / 768p
120−130
60−65
medium / 768p
100−110
27−30
ultra / 1080p
50−55
7−8
QHD / 1440p
24−27
−
high / 768p
75−80
16−18
The average gaming FPS of Radeon HD 8790M in Counter-Strike: Global Offensive is 221% more, than Radeon R8 M445DX.
low / 768p
70−75
70−75
ultra / 1080p
21−24
0−1
medium / 1080p
40−45
45−50
The average gaming FPS of Radeon R8 M445DX in Cyberpunk 2077 is 5% more, than Radeon HD 8790M.
low / 768p
75−80
45−50
medium / 768p
55−60
10−11
ultra / 1080p
30−35
0−1
The average gaming FPS of Radeon HD 8790M in Dota 2 is 131% more, than Radeon R8 M445DX.
high / 1080p
4−5
−
ultra / 1080p
4−5
−
4K / 2160p
1−2
−
low / 720p
14−16
0−1
medium / 1080p
6−7
−
high / 1080p
12−14
−
ultra / 1080p
7−8
−
QHD / 1440p
4−5
−
low / 720p
60−65
21−24
medium / 1080p
18−20
0−1
The average gaming FPS of Radeon HD 8790M in Fortnite is 181% more, than Radeon R8 M445DX.
high / 1080p
8−9
0−1
ultra / 1080p
7−8
−
QHD / 1440p
0−1
0−1
low / 720p
21−24
0−1
medium / 1080p
10−11
0−1
low / 768p
50−55
18−20
high / 1080p
10−11
0−1
ultra / 1080p
4−5
−
QHD / 1440p
0−1
0−1
medium / 720p
40−45
12−14
The average gaming FPS of Radeon HD 8790M in Grand Theft Auto V is 193% more, than Radeon R8 M445DX.
high / 1080p
2−3
−
ultra / 1080p
0−1
−
4K / 2160p
0−1
−
low / 720p
9−10
0−1
medium / 1080p
4−5
−
low / 768p
85−90
75−80
high / 1080p
70−75
27−30
The average gaming FPS of Radeon HD 8790M in Minecraft is 50% more, than Radeon R8 M445DX.
ultra / 1080p
12−14
−
low / 720p
30−35
8−9
medium / 1080p
14−16
−
The average gaming FPS of Radeon HD 8790M in PLAYERUNKNOWN'S BATTLEGROUNDS is 300% more, than Radeon R8 M445DX.
high / 1080p
7−8
−
ultra / 1080p
4−5
−
QHD / 1440p
0−1
−
low / 720p
8−9
0−1
medium / 1080p
8−9
−
low / 768p
20−22
0−1
medium / 768p
12−14
−
high / 1080p
7−8
−
ultra / 1080p
5−6
−
4K / 2160p
1−2
−
low / 768p
75−80
45−50
medium / 768p
40−45
14−16
ultra / 1080p
18−20
0−1
high / 768p
30−35
12−14
The average gaming FPS of Radeon HD 8790M in World of Tanks is 100% more, than Radeon R8 M445DX.
Full Specs
Radeon HD 8790M
Radeon R8 M445DX
Architecture
GCN
GCN
Code name
Mars XTX
Meso
Type
Laptop
Laptop
Release date
16 November 2012
1 June 2016
Pipelines
384
704
Core clock speed
850 MHz
720 / 1020 MHz
Boost Clock
900 MHz
1021 MHz
Transistor count
950 million
1,550 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
21.60
20.42
Floating-point performance
691.2 gflops
Memory bus width
128 Bit
128 + 64 Bit
Memory clock speed
4500 MHz
933 / 1000 MHz
Memory bandwidth
64 GB/s
Shared memory
-
-
DirectX
12 (11_1)
12 (12_0)
Shader Model
5.1
6.0
OpenGL
4.6
4.6
OpenCL
1.2
2.0
Vulkan
1.2.131
1.2.131
Bitcoin / BTC (SHA256)
80 Mh/s
Laptop size
medium sized
medium sized
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