GeForce 945A vs Radeon HD 7990
When choosing between GeForce 945A 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 945A and Radeon HD 7990.
GeForce 945A
Main Specs
GeForce 945A
Radeon HD 7990
Power consumption (TDP)
33 Watt
375 Watt
Interface
PCIe 3.0 x8
PCIe 3.0 x16
Supplementary power connectors
2x 8-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
3 GB
Display Connectors
No outputs
1x DVI, 4x mini-DisplayPort
Check Price
Radeon HD 7990 has 1036% more power consumption, than GeForce 945A.
GeForce 945A is connected by PCIe 3.0 x8, and Radeon HD 7990 uses PCIe 3.0 x16 interface.
Radeon HD 7990 has 2 GB more memory, than GeForce 945A.
Both cards are used in Desktops.
GeForce 945A is build with Maxwell architecture, and Radeon HD 7990 - with GCN 1.0.
Core clock speed of GeForce 945A is 122 MHz higher, than Radeon HD 7990.
GeForce 945A and Radeon HD 7990 are manufactured by 28 nm process technology.
Memory clock speed of Radeon HD 7990 is 988 MHz higher, than GeForce 945A.
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
9−10
35−40
ultra / 1080p
5−6
21−24
QHD / 1440p
0−1
16−18
4K / 2160p
−
10−11
low / 720p
20−22
60−65
medium / 1080p
10−12
40−45
The average gaming FPS of Radeon HD 7990 in Assassin's Creed Odyssey is 272% more, than GeForce 945A.
high / 1080p
14−16
55−60
ultra / 1080p
12−14
45−50
QHD / 1440p
0−1
35−40
4K / 2160p
−
18−20
low / 720p
30−35
100−110
medium / 1080p
16−18
60−65
The average gaming FPS of Radeon HD 7990 in Battlefield 5 is 257% more, than GeForce 945A.
low / 768p
45−50
50−55
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon HD 7990 in Call of Duty: Warzone is 10% more, than GeForce 945A.
low / 768p
160−170
250−260
medium / 768p
130−140
220−230
ultra / 1080p
65−70
180−190
QHD / 1440p
35−40
110−120
4K / 2160p
27−30
70−75
high / 768p
95−100
210−220
The average gaming FPS of Radeon HD 7990 in Counter-Strike: Global Offensive is 101% more, than GeForce 945A.
low / 768p
55−60
60−65
ultra / 1080p
24−27
−
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon HD 7990 in Cyberpunk 2077 is 15% more, than GeForce 945A.
low / 768p
90−95
120−130
medium / 768p
70−75
110−120
ultra / 1080p
40−45
100−110
The average gaming FPS of Radeon HD 7990 in Dota 2 is 66% more, than GeForce 945A.
high / 1080p
10−11
45−50
ultra / 1080p
10−11
40−45
QHD / 1440p
−
27−30
4K / 2160p
4−5
14−16
low / 720p
24−27
80−85
medium / 1080p
10−12
45−50
The average gaming FPS of Radeon HD 7990 in Far Cry 5 is 291% more, than GeForce 945A.
high / 1080p
16−18
60−65
ultra / 1080p
12−14
45−50
QHD / 1440p
−
27−30
4K / 2160p
−
27−30
low / 720p
70−75
180−190
medium / 1080p
30−35
110−120
The average gaming FPS of Radeon HD 7990 in Fortnite is 209% more, than GeForce 945A.
high / 1080p
14−16
60−65
ultra / 1080p
12−14
45−50
QHD / 1440p
3−4
30−35
4K / 2160p
−
24−27
low / 720p
30−35
100−110
medium / 1080p
18−20
65−70
The average gaming FPS of Radeon HD 7990 in Forza Horizon 4 is 293% more, than GeForce 945A.
low / 768p
60−65
140−150
medium / 768p
50−55
120−130
high / 1080p
16−18
70−75
ultra / 1080p
8−9
30−35
QHD / 1440p
0−1
21−24
The average gaming FPS of Radeon HD 7990 in Grand Theft Auto V is 165% more, than GeForce 945A.
high / 1080p
6−7
24−27
ultra / 1080p
4−5
20−22
QHD / 1440p
−
16−18
4K / 2160p
1−2
8−9
low / 720p
16−18
65−70
medium / 1080p
8−9
30−35
The average gaming FPS of Radeon HD 7990 in Metro Exodus is 342% more, than GeForce 945A.
low / 768p
100−105
130−140
high / 1080p
95−100
−
ultra / 1080p
85−90
−
medium / 1080p
95−100
120−130
The average gaming FPS of Radeon HD 7990 in Minecraft is 30% more, than GeForce 945A.
high / 1080p
18−20
−
ultra / 1080p
14−16
14−16
low / 720p
35−40
100−110
medium / 1080p
18−20
18−20
The average gaming FPS of Radeon HD 7990 in PLAYERUNKNOWN'S BATTLEGROUNDS is 100% more, than GeForce 945A.
high / 1080p
12−14
24−27
ultra / 1080p
8−9
16−18
QHD / 1440p
0−1
10−11
4K / 2160p
−
7−8
low / 720p
16−18
65−70
medium / 1080p
12−14
35−40
The average gaming FPS of Radeon HD 7990 in Red Dead Redemption 2 is 200% more, than GeForce 945A.
low / 768p
30−35
130−140
medium / 768p
21−24
85−90
high / 1080p
10−12
45−50
ultra / 1080p
7−8
24−27
4K / 2160p
6−7
16−18
The average gaming FPS of Radeon HD 7990 in The Witcher 3: Wild Hunt is 287% more, than GeForce 945A.
low / 768p
90−95
90−95
medium / 768p
50−55
60−65
ultra / 1080p
24−27
50−55
high / 768p
40−45
60−65
The average gaming FPS of Radeon HD 7990 in World of Tanks is 26% more, than GeForce 945A.
Full Specs
GeForce 945A
Radeon HD 7990
Architecture
Maxwell
GCN 1.0
Code name
GM108
Malta
Type
Desktop
Desktop
Release date
13 March 2015
24 April 2013
Pipelines
384
2048
Core clock speed
1072 MHz
950 MHz
Boost Clock
1189 MHz
1000 MHz
Transistor count
4,313 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
28.54
128.0
Floating-point performance
903.2 gflops
2x 4,096 gflops
Length
307 mm
Memory bus width
64 Bit
384 Bit
Memory clock speed
5012 MHz
6000 MHz
Memory bandwidth
40.1 GB/s
288.0 GB/s
DirectX
12 (11_0)
12 (11_1)
Shader Model
5.1
5.1
OpenGL
4.6
4.6
OpenCL
1.2
1.2
Vulkan
1.1.126
1.2.131
CUDA
5.0
Bitcoin / BTC (SHA256)
108 Mh/s
459 Mh/s
Ethereum / ETH (DaggerHashimoto)
44 Mh/s
Check Price