Radeon HD 7990 vs Radeon HD 8750M
In this comparison between Radeon HD 7990 and Radeon HD 8750M 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 7990 will be the best choice, for others Radeon HD 8750M will be their preference. Study the comparison tables below and make your choice.
Radeon HD 8750M is a Laptop Graphics Card
Note: Radeon HD 8750M 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 Radeon HD 8750M here:
Main Specs
Radeon HD 7990
Radeon HD 8750M
Power consumption (TDP)
375 Watt
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
2x 8-pin
Memory type
GDDR5
GDDR5, DDR3
Maximum RAM amount
3 GB
2 GB
Display Connectors
1x DVI, 4x mini-DisplayPort
No outputs
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Radeon HD 7990 is connected by PCIe 3.0 x16, and Radeon HD 8750M uses PCIe 3.0 x8 interface.
Radeon HD 7990 has 1 GB more memory, than Radeon HD 8750M.
Radeon HD 7990 is used in Desktops, and Radeon HD 8750M - in Laptops.
Radeon HD 7990 is build with GCN 1.0 architecture, and Radeon HD 8750M - with GCN.
Core clock speed of Radeon HD 7990 is 330 MHz higher, than Radeon HD 8750M.
Radeon HD 7990 and Radeon HD 8750M are manufactured by 28 nm process technology.
Memory clock speed of Radeon HD 7990 is 4000 MHz higher, than Radeon HD 8750M.
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
35−40
0−1
ultra / 1080p
21−24
0−1
QHD / 1440p
16−18
0−1
4K / 2160p
10−11
−
low / 720p
60−65
10−12
medium / 1080p
40−45
2−3
The average gaming FPS of Radeon HD 7990 in Assassin's Creed Odyssey is 766% more, than Radeon HD 8750M.
high / 1080p
55−60
−
ultra / 1080p
45−50
2−3
QHD / 1440p
35−40
0−1
4K / 2160p
18−20
−
low / 720p
100−110
12−14
medium / 1080p
60−65
4−5
The average gaming FPS of Radeon HD 7990 in Battlefield 5 is 1083% more, than Radeon HD 8750M.
low / 768p
50−55
50−55
high / 1080p
−
45−50
QHD / 1440p
0−1
0−1
Radeon HD 7990 and Radeon HD 8750M have the same average FPS in Call of Duty: Warzone.
low / 768p
250−260
110−120
medium / 768p
220−230
85−90
ultra / 1080p
180−190
35−40
QHD / 1440p
110−120
−
4K / 2160p
70−75
10−11
high / 768p
210−220
55−60
The average gaming FPS of Radeon HD 7990 in Counter-Strike: Global Offensive is 211% more, than Radeon HD 8750M.
low / 768p
60−65
70−75
ultra / 1080p
−
12−14
medium / 1080p
55−60
45−50
Radeon HD 7990 and Radeon HD 8750M have the same average FPS in Cyberpunk 2077.
low / 768p
120−130
70−75
medium / 768p
110−120
40−45
ultra / 1080p
100−110
18−20
The average gaming FPS of Radeon HD 7990 in Dota 2 is 161% more, than Radeon HD 8750M.
high / 1080p
45−50
2−3
ultra / 1080p
40−45
2−3
QHD / 1440p
27−30
−
4K / 2160p
14−16
0−1
low / 720p
80−85
9−10
medium / 1080p
45−50
3−4
The average gaming FPS of Radeon HD 7990 in Far Cry 5 is 1275% more, than Radeon HD 8750M.
high / 1080p
60−65
−
ultra / 1080p
45−50
5−6
QHD / 1440p
27−30
1−2
4K / 2160p
27−30
−
low / 720p
180−190
45−50
medium / 1080p
110−120
7−8
The average gaming FPS of Radeon HD 7990 in Fortnite is 526% more, than Radeon HD 8750M.
high / 1080p
60−65
2−3
ultra / 1080p
45−50
−
QHD / 1440p
30−35
0−1
4K / 2160p
24−27
−
low / 720p
100−110
14−16
medium / 1080p
65−70
5−6
The average gaming FPS of Radeon HD 7990 in Forza Horizon 4 is 1014% more, than Radeon HD 8750M.
low / 768p
140−150
40−45
medium / 768p
120−130
−
high / 1080p
70−75
3−4
ultra / 1080p
30−35
2−3
QHD / 1440p
21−24
0−1
medium / 720p
−
30−35
The average gaming FPS of Radeon HD 7990 in Grand Theft Auto V is 418% more, than Radeon HD 8750M.
high / 1080p
24−27
1−2
ultra / 1080p
20−22
0−1
QHD / 1440p
16−18
−
4K / 2160p
8−9
0−1
low / 720p
65−70
2−3
medium / 1080p
30−35
2−3
The average gaming FPS of Radeon HD 7990 in Metro Exodus is 1950% more, than Radeon HD 8750M.
low / 768p
130−140
85−90
high / 1080p
−
55−60
medium / 1080p
120−130
−
The average gaming FPS of Radeon HD 7990 in Minecraft is 55% more, than Radeon HD 8750M.
high / 1080p
−
14−16
ultra / 1080p
14−16
12−14
low / 720p
100−110
24−27
medium / 1080p
18−20
14−16
The average gaming FPS of Radeon HD 7990 in PLAYERUNKNOWN'S BATTLEGROUNDS is 170% more, than Radeon HD 8750M.
high / 1080p
24−27
−
ultra / 1080p
16−18
3−4
QHD / 1440p
10−11
0−1
4K / 2160p
7−8
−
low / 720p
65−70
3−4
medium / 1080p
35−40
−
The average gaming FPS of Radeon HD 7990 in Red Dead Redemption 2 is 1300% more, than Radeon HD 8750M.
low / 768p
130−140
7−8
medium / 768p
85−90
6−7
high / 1080p
45−50
3−4
ultra / 1080p
24−27
−
4K / 2160p
16−18
0−1
The average gaming FPS of Radeon HD 7990 in The Witcher 3: Wild Hunt is 1700% more, than Radeon HD 8750M.
low / 768p
90−95
70−75
medium / 768p
60−65
35−40
ultra / 1080p
50−55
12−14
high / 768p
60−65
27−30
The average gaming FPS of Radeon HD 7990 in World of Tanks is 81% more, than Radeon HD 8750M.
Full Specs
Radeon HD 7990
Radeon HD 8750M
Architecture
GCN 1.0
GCN
Code name
Malta
Mars Pro
Type
Desktop
Laptop
Release date
24 April 2013
16 November 2012
Pipelines
2048
384
Core clock speed
950 MHz
620 MHz
Boost Clock
1000 MHz
775 MHz
Transistor count
4,313 million
950 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
128.0
18.60
Floating-point performance
2x 4,096 gflops
595.2 gflops
Length
307 mm
Memory bus width
384 Bit
128 Bit
Memory clock speed
6000 MHz
2000 - 4000 MHz
Memory bandwidth
288.0 GB/s
64 GB/s
Shared memory
-
DirectX
12 (11_1)
12 (11_1)
Shader Model
5.1
5.1
OpenGL
4.6
4.6
OpenCL
1.2
1.2
Vulkan
1.2.131
1.2.131
Bitcoin / BTC (SHA256)
459 Mh/s
71 Mh/s
Laptop size
medium sized
Ethereum / ETH (DaggerHashimoto)
44 Mh/s
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