GeForce 940MX vs Radeon HD 6990
If you are going to buy a new graphics card and are choosing between GeForce 940MX and Radeon HD 6990, 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 6990, check out specs charts below.
GeForce 940MX is a Laptop Graphics Card
Note: GeForce 940MX 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 GeForce 940MX here:
Main Specs
GeForce 940MX
Radeon HD 6990
Power consumption (TDP)
23 Watt
375 Watt
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
None
2x 8-pin
Memory type
DDR3, GDDR5
GDDR5
Maximum RAM amount
4 GB
2 GB
Display Connectors
No outputs
1x DVI, 4x mini-DisplayPort
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Radeon HD 6990 has 1530% more power consumption, than GeForce 940MX.
GeForce 940MX is connected by PCIe 3.0 x8, and Radeon HD 6990 uses PCIe 2.0 x16 interface.
GeForce 940MX has 2 GB more memory, than Radeon HD 6990.
GeForce 940MX is used in Laptops, and Radeon HD 6990 - in Desktops.
GeForce 940MX is build with Maxwell architecture, and Radeon HD 6990 - with TeraScale 3.
Core clock speed of GeForce 940MX is 292 MHz higher, than Radeon HD 6990.
GeForce 940MX is manufactured by 28 nm process technology, and Radeon HD 6990 - by 40 nm process technology.
Memory clock speed of Radeon HD 6990 is 1000 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
14−16
ultra / 1080p
4−5
9−10
QHD / 1440p
0−1
3−4
low / 720p
16−18
30−35
medium / 1080p
8−9
18−20
The average gaming FPS of Radeon HD 6990 in Assassin's Creed Odyssey is 111% more, than GeForce 940MX.
high / 1080p
12−14
24−27
ultra / 1080p
10−11
21−24
QHD / 1440p
0−1
7−8
4K / 2160p
−
5−6
low / 720p
24−27
50−55
medium / 1080p
12−14
27−30
The average gaming FPS of Radeon HD 6990 in Battlefield 5 is 113% more, than GeForce 940MX.
low / 768p
45−50
45−50
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
GeForce 940MX and Radeon HD 6990 have the same average FPS in Call of Duty: Warzone.
low / 768p
140−150
210−220
medium / 768p
110−120
170−180
ultra / 1080p
55−60
95−100
QHD / 1440p
30−33
50−55
4K / 2160p
27−30
30−33
high / 768p
80−85
140−150
The average gaming FPS of Radeon HD 6990 in Counter-Strike: Global Offensive is 56% more, than GeForce 940MX.
low / 768p
55−60
55−60
ultra / 1080p
20−22
40−45
medium / 1080p
45−50
45−50
The average gaming FPS of Radeon HD 6990 in Cyberpunk 2077 is 16% more, than GeForce 940MX.
low / 768p
80−85
110−120
medium / 768p
60−65
90−95
ultra / 1080p
35−40
60−65
The average gaming FPS of Radeon HD 6990 in Dota 2 is 50% more, than GeForce 940MX.
high / 1080p
8−9
18−20
ultra / 1080p
8−9
16−18
4K / 2160p
3−4
6−7
low / 720p
18−20
35−40
medium / 1080p
9−10
18−20
The average gaming FPS of Radeon HD 6990 in Far Cry 5 is 111% more, than GeForce 940MX.
high / 1080p
14−16
24−27
ultra / 1080p
10−11
18−20
QHD / 1440p
−
16−18
low / 720p
60−65
95−100
medium / 1080p
24−27
50−55
The average gaming FPS of Radeon HD 6990 in Fortnite is 71% more, than GeForce 940MX.
high / 1080p
12−14
24−27
ultra / 1080p
10−12
20−22
QHD / 1440p
1−2
9−10
low / 720p
27−30
50−55
medium / 1080p
14−16
27−30
The average gaming FPS of Radeon HD 6990 in Forza Horizon 4 is 107% more, than GeForce 940MX.
low / 768p
50−55
85−90
medium / 768p
45−50
75−80
high / 1080p
12−14
30−33
ultra / 1080p
6−7
12−14
QHD / 1440p
0−1
3−4
The average gaming FPS of Radeon HD 6990 in Grand Theft Auto V is 79% more, than GeForce 940MX.
high / 1080p
5−6
9−10
ultra / 1080p
3−4
7−8
4K / 2160p
0−1
2−3
low / 720p
12−14
27−30
medium / 1080p
6−7
12−14
The average gaming FPS of Radeon HD 6990 in Metro Exodus is 100% more, than GeForce 940MX.
low / 768p
95−100
110−120
high / 1080p
90−95
−
ultra / 1080p
80−85
100−110
medium / 1080p
90−95
100−110
The average gaming FPS of Radeon HD 6990 in Minecraft is 20% more, than GeForce 940MX.
high / 1080p
16−18
21−24
ultra / 1080p
14−16
18−20
low / 720p
30−35
55−60
medium / 1080p
18−20
24−27
The average gaming FPS of Radeon HD 6990 in PLAYERUNKNOWN'S BATTLEGROUNDS is 55% more, than GeForce 940MX.
high / 1080p
−
14−16
ultra / 1080p
7−8
9−10
QHD / 1440p
0−1
0−1
low / 720p
12−14
27−30
medium / 1080p
10−12
16−18
The average gaming FPS of Radeon HD 6990 in Red Dead Redemption 2 is 80% more, than GeForce 940MX.
low / 768p
24−27
55−60
medium / 768p
16−18
30−35
high / 1080p
9−10
18−20
ultra / 1080p
6−7
10−12
4K / 2160p
6−7
8−9
The average gaming FPS of Radeon HD 6990 in The Witcher 3: Wild Hunt is 92% more, than GeForce 940MX.
low / 768p
85−90
100−110
medium / 768p
45−50
60−65
ultra / 1080p
20−22
35−40
high / 768p
35−40
50−55
The average gaming FPS of Radeon HD 6990 in World of Tanks is 33% more, than GeForce 940MX.
Full Specs
GeForce 940MX
Radeon HD 6990
Architecture
Maxwell
TeraScale 3
Code name
N16S-GTR-B/S
Antilles
Type
Laptop
Desktop
Release date
10 March 2016
8 March 2011
Pipelines
384
1536
Core clock speed
1122 MHz
830 MHz
Boost Clock
1242 MHz
Transistor count
1,870 million
2,640 million
Manufacturing process technology
28 nm
40 nm
Texture fill rate
23.83
79.68
Floating-point performance
762.6 gflops
2x 2,549.8 gflops
Length
295 mm
Memory bus width
64 Bit
256 Bit
Memory clock speed
4000 MHz
5000 MHz
Memory bandwidth
40.1 GB/s
160.0 GB/s
Shared memory
-
DirectX
12 (11_0)
11.2 (11_0)
Shader Model
5.1
5.0
OpenGL
4.5
4.4
OpenCL
1.2
1.2
Vulkan
1.1
N/A
CUDA
+
Bus support
PCI Express 3.0
Bitcoin / BTC (SHA256)
102 Mh/s
265 Mh/s
Laptop size
medium sized
Optimus
+
Ethereum / ETH (DaggerHashimoto)
24 Mh/s
GPU Boost
2.0
GameWorks
+
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