GeForce MX450 vs Radeon HD 7990
When choosing between GeForce MX450 and Radeon HD 7990, 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 GeForce MX450 and Radeon HD 7990.
GeForce MX450 is a Laptop Graphics Card
Note: GeForce MX450 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 MX450 here:
Main Specs
GeForce MX450
Radeon HD 7990
Power consumption (TDP)
50 Watt
375 Watt
Interface
PCIe 4.0 x4
PCIe 3.0 x16
Supplementary power connectors
None
2x 8-pin
Memory type
GDDR5,GDDR6
GDDR5
Maximum RAM amount
2 GB
3 GB
Display Connectors
No outputs
1x DVI, 4x mini-DisplayPort
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Radeon HD 7990 has 650% more power consumption, than GeForce MX450.
GeForce MX450 is connected by PCIe 4.0 x4, and Radeon HD 7990 uses PCIe 3.0 x16 interface.
Radeon HD 7990 has 1 GB more memory, than GeForce MX450.
GeForce MX450 is used in Laptops, and Radeon HD 7990 - in Desktops.
GeForce MX450 is build with Turing architecture, and Radeon HD 7990 - with GCN 1.0.
Core clock speed of GeForce MX450 is 445 MHz higher, than Radeon HD 7990.
GeForce MX450 is manufactured by 12 nm process technology, and Radeon HD 7990 - by 28 nm process technology.
Memory clock speed of GeForce MX450 is 4002 MHz higher, than Radeon HD 7990.
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
16−18
35−40
ultra / 1080p
10−11
21−24
QHD / 1440p
4−5
16−18
4K / 2160p
−
10−11
low / 720p
35−40
60−65
medium / 1080p
21−24
40−45
The average gaming FPS of Radeon HD 7990 in Assassin's Creed Odyssey is 100% more, than GeForce MX450.
high / 1080p
27−30
55−60
ultra / 1080p
24−27
45−50
QHD / 1440p
7−8
35−40
4K / 2160p
6−7
18−20
low / 720p
60−65
100−110
medium / 1080p
30−35
60−65
The average gaming FPS of Radeon HD 7990 in Battlefield 5 is 100% more, than GeForce MX450.
low / 768p
50−55
50−55
high / 1080p
50−55
−
QHD / 1440p
0−1
0−1
GeForce MX450 and Radeon HD 7990 have the same average FPS in Call of Duty: Warzone.
low / 768p
220−230
250−260
medium / 768p
190−200
220−230
ultra / 1080p
100−110
180−190
QHD / 1440p
70−75
110−120
4K / 2160p
35−40
70−75
high / 768p
150−160
210−220
The average gaming FPS of Radeon HD 7990 in Counter-Strike: Global Offensive is 35% more, than GeForce MX450.
low / 768p
60−65
60−65
ultra / 1080p
45−50
−
medium / 1080p
55−60
55−60
GeForce MX450 and Radeon HD 7990 have the same average FPS in Cyberpunk 2077.
low / 768p
110−120
120−130
medium / 768p
100−110
110−120
ultra / 1080p
70−75
100−110
The average gaming FPS of Radeon HD 7990 in Dota 2 is 18% more, than GeForce MX450.
high / 1080p
21−24
45−50
ultra / 1080p
20−22
40−45
QHD / 1440p
18−20
27−30
4K / 2160p
6−7
14−16
low / 720p
45−50
80−85
medium / 1080p
21−24
45−50
The average gaming FPS of Radeon HD 7990 in Far Cry 5 is 86% more, than GeForce MX450.
high / 1080p
27−30
60−65
ultra / 1080p
21−24
45−50
QHD / 1440p
14−16
27−30
4K / 2160p
−
27−30
low / 720p
110−120
180−190
medium / 1080p
60−65
110−120
The average gaming FPS of Radeon HD 7990 in Fortnite is 81% more, than GeForce MX450.
high / 1080p
30−33
60−65
ultra / 1080p
21−24
45−50
QHD / 1440p
10−12
30−35
4K / 2160p
−
24−27
low / 720p
60−65
100−110
medium / 1080p
30−35
65−70
The average gaming FPS of Radeon HD 7990 in Forza Horizon 4 is 96% more, than GeForce MX450.
low / 768p
95−100
140−150
medium / 768p
85−90
120−130
high / 1080p
35−40
70−75
ultra / 1080p
14−16
30−35
QHD / 1440p
4−5
21−24
The average gaming FPS of Radeon HD 7990 in Grand Theft Auto V is 64% more, than GeForce MX450.
high / 1080p
10−12
24−27
ultra / 1080p
9−10
20−22
QHD / 1440p
−
16−18
4K / 2160p
2−3
8−9
low / 720p
35−40
65−70
medium / 1080p
14−16
30−35
The average gaming FPS of Radeon HD 7990 in Metro Exodus is 106% more, than GeForce MX450.
low / 768p
110−120
130−140
medium / 1080p
110−120
120−130
The average gaming FPS of Radeon HD 7990 in Minecraft is 13% more, than GeForce MX450.
ultra / 1080p
14−16
14−16
low / 720p
65−70
100−110
medium / 1080p
18−20
18−20
The average gaming FPS of Radeon HD 7990 in PLAYERUNKNOWN'S BATTLEGROUNDS is 39% more, than GeForce MX450.
high / 1080p
14−16
24−27
ultra / 1080p
9−10
16−18
QHD / 1440p
0−1
10−11
4K / 2160p
−
7−8
low / 720p
30−35
65−70
medium / 1080p
18−20
35−40
The average gaming FPS of Radeon HD 7990 in Red Dead Redemption 2 is 89% more, than GeForce MX450.
low / 768p
65−70
130−140
medium / 768p
40−45
85−90
high / 1080p
21−24
45−50
ultra / 1080p
12−14
24−27
4K / 2160p
7−8
16−18
The average gaming FPS of Radeon HD 7990 in The Witcher 3: Wild Hunt is 106% more, than GeForce MX450.
low / 768p
90−95
90−95
medium / 768p
60−65
60−65
ultra / 1080p
35−40
50−55
high / 768p
55−60
60−65
The average gaming FPS of Radeon HD 7990 in World of Tanks is 8% more, than GeForce MX450.
Full Specs
GeForce MX450
Radeon HD 7990
Architecture
Turing
GCN 1.0
Code name
N17S-G5 / GP107-670-A1
Malta
Type
Laptop
Desktop
Release date
1 August 2020
24 April 2013
Pipelines
896
2048
Core clock speed
1395 MHz
950 MHz
Boost Clock
1575 MHz
1000 MHz
Transistor count
4,700 million
4,313 million
Manufacturing process technology
12 nm
28 nm
Texture fill rate
100.8
128.0
Floating-point performance
2x 4,096 gflops
Length
307 mm
Memory bus width
64 Bit
384 Bit
Memory clock speed
10002 MHz
6000 MHz
Memory bandwidth
64.03 GB/s
288.0 GB/s
Shared memory
-
DirectX
12 (12_1)
12 (11_1)
Shader Model
6.5
5.1
OpenGL
4.6
4.6
OpenCL
1.2
1.2
Vulkan
1.2
1.2.131
CUDA
7.5
Bitcoin / BTC (SHA256)
459 Mh/s
Optimus
+
Ethereum / ETH (DaggerHashimoto)
44 Mh/s
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