GeForce 940MX vs Radeon HD 8790M
If you are going to buy a new graphics card and are choosing between GeForce 940MX and Radeon HD 8790M, 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 GeForce 940MX stacks up against Radeon HD 8790M, check out specs charts below.
GeForce 940MX and Radeon HD 8790M are Laptop Graphics Cards
Note: GeForce 940MX and Radeon HD 8790M 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 GeForce 940MX or Radeon HD 8790M here:
Main Specs
GeForce 940MX
Radeon HD 8790M
Power consumption (TDP)
23 Watt
Interface
PCIe 3.0 x8
MXM-A (3.0)
Supplementary power connectors
None
None
Memory type
DDR3, GDDR5
GDDR5
Maximum RAM amount
4 GB
2 GB
Display Connectors
No outputs
No outputs
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GeForce 940MX is connected by PCIe 3.0 x8, and Radeon HD 8790M uses MXM-A (3.0) interface.
GeForce 940MX has 2 GB more memory, than Radeon HD 8790M.
Both cards are used in Laptops.
GeForce 940MX is build with Maxwell architecture, and Radeon HD 8790M - with GCN.
Core clock speed of GeForce 940MX is 272 MHz higher, than Radeon HD 8790M.
GeForce 940MX and Radeon HD 8790M are manufactured by 28 nm process technology.
Memory clock speed of Radeon HD 8790M is 500 MHz higher, than GeForce 940MX.
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
7−8
3−4
ultra / 1080p
4−5
1−2
QHD / 1440p
0−1
0−1
low / 720p
16−18
14−16
medium / 1080p
8−9
6−7
The average gaming FPS of GeForce 940MX in Assassin's Creed Odyssey is 50% more, than Radeon HD 8790M.
high / 1080p
12−14
8−9
ultra / 1080p
10−11
6−7
QHD / 1440p
0−1
0−1
low / 720p
24−27
21−24
medium / 1080p
12−14
9−10
The average gaming FPS of GeForce 940MX in Battlefield 5 is 36% more, than Radeon HD 8790M.
low / 768p
45−50
45−50
high / 1080p
45−50
40−45
QHD / 1440p
0−1
0−1
The average gaming FPS of GeForce 940MX in Call of Duty: Warzone is 4% more, than Radeon HD 8790M.
low / 768p
140−150
120−130
medium / 768p
110−120
100−110
ultra / 1080p
55−60
50−55
QHD / 1440p
30−33
24−27
4K / 2160p
27−30
−
high / 768p
80−85
75−80
The average gaming FPS of GeForce 940MX in Counter-Strike: Global Offensive is 11% more, than Radeon HD 8790M.
low / 768p
55−60
70−75
ultra / 1080p
20−22
21−24
medium / 1080p
45−50
40−45
The average gaming FPS of Radeon HD 8790M in Cyberpunk 2077 is 7% more, than GeForce 940MX.
low / 768p
80−85
75−80
medium / 768p
60−65
55−60
ultra / 1080p
35−40
30−35
The average gaming FPS of GeForce 940MX in Dota 2 is 9% more, than Radeon HD 8790M.
high / 1080p
8−9
4−5
ultra / 1080p
8−9
4−5
4K / 2160p
3−4
1−2
low / 720p
18−20
14−16
medium / 1080p
9−10
6−7
The average gaming FPS of GeForce 940MX in Far Cry 5 is 50% more, than Radeon HD 8790M.
high / 1080p
14−16
12−14
ultra / 1080p
10−11
7−8
QHD / 1440p
−
4−5
low / 720p
60−65
60−65
medium / 1080p
24−27
18−20
The average gaming FPS of GeForce 940MX in Fortnite is 12% more, than Radeon HD 8790M.
high / 1080p
12−14
8−9
ultra / 1080p
10−12
7−8
QHD / 1440p
1−2
0−1
low / 720p
27−30
21−24
medium / 1080p
14−16
10−11
The average gaming FPS of GeForce 940MX in Forza Horizon 4 is 33% more, than Radeon HD 8790M.
low / 768p
50−55
50−55
medium / 768p
45−50
−
high / 1080p
12−14
10−11
ultra / 1080p
6−7
4−5
QHD / 1440p
0−1
0−1
medium / 720p
−
40−45
The average gaming FPS of GeForce 940MX in Grand Theft Auto V is 9% more, than Radeon HD 8790M.
high / 1080p
5−6
2−3
ultra / 1080p
3−4
0−1
4K / 2160p
0−1
0−1
low / 720p
12−14
9−10
medium / 1080p
6−7
4−5
The average gaming FPS of GeForce 940MX in Metro Exodus is 60% more, than Radeon HD 8790M.
low / 768p
95−100
85−90
high / 1080p
90−95
70−75
ultra / 1080p
80−85
−
medium / 1080p
90−95
−
The average gaming FPS of GeForce 940MX in Minecraft is 18% more, than Radeon HD 8790M.
high / 1080p
16−18
−
ultra / 1080p
14−16
12−14
low / 720p
30−35
30−35
medium / 1080p
18−20
14−16
The average gaming FPS of GeForce 940MX in PLAYERUNKNOWN'S BATTLEGROUNDS is 10% more, than Radeon HD 8790M.
high / 1080p
−
7−8
ultra / 1080p
7−8
4−5
QHD / 1440p
0−1
0−1
low / 720p
12−14
8−9
medium / 1080p
10−12
8−9
The average gaming FPS of GeForce 940MX in Red Dead Redemption 2 is 42% more, than Radeon HD 8790M.
low / 768p
24−27
20−22
medium / 768p
16−18
12−14
high / 1080p
9−10
7−8
ultra / 1080p
6−7
5−6
4K / 2160p
6−7
1−2
The average gaming FPS of GeForce 940MX in The Witcher 3: Wild Hunt is 44% more, than Radeon HD 8790M.
low / 768p
85−90
75−80
medium / 768p
45−50
40−45
ultra / 1080p
20−22
18−20
high / 768p
35−40
30−35
The average gaming FPS of GeForce 940MX in World of Tanks is 14% more, than Radeon HD 8790M.
Full Specs
GeForce 940MX
Radeon HD 8790M
Architecture
Maxwell
GCN
Code name
N16S-GTR-B/S
Mars XTX
Type
Laptop
Laptop
Release date
10 March 2016
16 November 2012
Pipelines
384
384
Core clock speed
1122 MHz
850 MHz
Boost Clock
1242 MHz
900 MHz
Transistor count
1,870 million
950 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
23.83
21.60
Floating-point performance
762.6 gflops
691.2 gflops
Memory bus width
64 Bit
128 Bit
Memory clock speed
4000 MHz
4500 MHz
Memory bandwidth
40.1 GB/s
64 GB/s
Shared memory
-
-
DirectX
12 (11_0)
12 (11_1)
Shader Model
5.1
5.1
OpenGL
4.5
4.6
OpenCL
1.2
1.2
Vulkan
1.1
1.2.131
CUDA
+
Bus support
PCI Express 3.0
Bitcoin / BTC (SHA256)
102 Mh/s
80 Mh/s
Laptop size
medium sized
medium sized
Optimus
+
GPU Boost
2.0
GameWorks
+
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