Radeon HD 7990 vs Radeon R9 M385
When choosing between Radeon HD 7990 and Radeon R9 M385, 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 Radeon HD 7990 and Radeon R9 M385.
Radeon R9 M385 is a Laptop Graphics Card
Note: Radeon R9 M385 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 R9 M385 here:
Main Specs
Radeon HD 7990
Radeon R9 M385
Power consumption (TDP)
375 Watt
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 8-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
3 GB
4 GB
Display Connectors
1x DVI, 4x mini-DisplayPort
No outputs
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Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
Radeon R9 M385 has 1 GB more memory, than Radeon HD 7990.
Radeon HD 7990 is used in Desktops, and Radeon R9 M385 - in Laptops.
Radeon HD 7990 is build with GCN 1.0 architecture, and Radeon R9 M385 - with GCN.
Radeon HD 7990 and Radeon R9 M385 are manufactured by 28 nm process technology.
Memory clock speed of Radeon HD 7990 is 4500 MHz higher, than Radeon R9 M385.
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
10−12
ultra / 1080p
21−24
6−7
QHD / 1440p
16−18
1−2
4K / 2160p
10−11
−
low / 720p
60−65
24−27
medium / 1080p
40−45
12−14
The average gaming FPS of Radeon HD 7990 in Assassin's Creed Odyssey is 227% more, than Radeon R9 M385.
high / 1080p
55−60
18−20
ultra / 1080p
45−50
14−16
QHD / 1440p
35−40
1−2
4K / 2160p
18−20
−
low / 720p
100−110
35−40
medium / 1080p
60−65
18−20
The average gaming FPS of Radeon HD 7990 in Battlefield 5 is 244% more, than Radeon R9 M385.
low / 768p
50−55
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 Radeon R9 M385.
low / 768p
250−260
170−180
medium / 768p
220−230
140−150
ultra / 1080p
180−190
75−80
QHD / 1440p
110−120
40−45
4K / 2160p
70−75
30−33
high / 768p
210−220
110−120
The average gaming FPS of Radeon HD 7990 in Counter-Strike: Global Offensive is 82% more, than Radeon R9 M385.
low / 768p
60−65
55−60
ultra / 1080p
−
30−33
medium / 1080p
55−60
45−50
The average gaming FPS of Radeon HD 7990 in Cyberpunk 2077 is 15% more, than Radeon R9 M385.
low / 768p
120−130
95−100
medium / 768p
110−120
75−80
ultra / 1080p
100−110
45−50
The average gaming FPS of Radeon HD 7990 in Dota 2 is 55% more, than Radeon R9 M385.
high / 1080p
45−50
12−14
ultra / 1080p
40−45
12−14
QHD / 1440p
27−30
−
4K / 2160p
14−16
5−6
low / 720p
80−85
27−30
medium / 1080p
45−50
14−16
The average gaming FPS of Radeon HD 7990 in Far Cry 5 is 213% more, than Radeon R9 M385.
high / 1080p
60−65
20−22
ultra / 1080p
45−50
14−16
QHD / 1440p
27−30
−
4K / 2160p
27−30
−
low / 720p
180−190
80−85
medium / 1080p
110−120
35−40
The average gaming FPS of Radeon HD 7990 in Fortnite is 161% more, than Radeon R9 M385.
high / 1080p
60−65
18−20
ultra / 1080p
45−50
14−16
QHD / 1440p
30−35
5−6
4K / 2160p
24−27
−
low / 720p
100−110
35−40
medium / 1080p
65−70
21−24
The average gaming FPS of Radeon HD 7990 in Forza Horizon 4 is 231% more, than Radeon R9 M385.
low / 768p
140−150
70−75
medium / 768p
120−130
60−65
high / 1080p
70−75
21−24
ultra / 1080p
30−35
9−10
QHD / 1440p
21−24
0−1
The average gaming FPS of Radeon HD 7990 in Grand Theft Auto V is 126% more, than Radeon R9 M385.
high / 1080p
24−27
7−8
ultra / 1080p
20−22
5−6
QHD / 1440p
16−18
−
4K / 2160p
8−9
1−2
low / 720p
65−70
21−24
medium / 1080p
30−35
9−10
The average gaming FPS of Radeon HD 7990 in Metro Exodus is 244% more, than Radeon R9 M385.
low / 768p
130−140
100−110
ultra / 1080p
−
90−95
medium / 1080p
120−130
100−105
The average gaming FPS of Radeon HD 7990 in Minecraft is 26% more, than Radeon R9 M385.
high / 1080p
−
18−20
ultra / 1080p
14−16
16−18
low / 720p
100−110
45−50
medium / 1080p
18−20
21−24
The average gaming FPS of Radeon HD 7990 in PLAYERUNKNOWN'S BATTLEGROUNDS is 58% more, than Radeon R9 M385.
high / 1080p
24−27
12−14
ultra / 1080p
16−18
8−9
QHD / 1440p
10−11
0−1
4K / 2160p
7−8
−
low / 720p
65−70
20−22
medium / 1080p
35−40
12−14
The average gaming FPS of Radeon HD 7990 in Red Dead Redemption 2 is 176% more, than Radeon R9 M385.
low / 768p
130−140
35−40
medium / 768p
85−90
24−27
high / 1080p
45−50
14−16
ultra / 1080p
24−27
8−9
4K / 2160p
16−18
7−8
The average gaming FPS of Radeon HD 7990 in The Witcher 3: Wild Hunt is 244% more, than Radeon R9 M385.
low / 768p
90−95
95−100
medium / 768p
60−65
55−60
ultra / 1080p
50−55
27−30
high / 768p
60−65
45−50
The average gaming FPS of Radeon HD 7990 in World of Tanks is 17% more, than Radeon R9 M385.
Full Specs
Radeon HD 7990
Radeon R9 M385
Architecture
GCN 1.0
GCN
Code name
Malta
Strato
Type
Desktop
Laptop
Release date
24 April 2013
16 June 2015
Pipelines
2048
896
Core clock speed
950 MHz
Boost Clock
1000 MHz
1100 MHz
Transistor count
4,313 million
2,080 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
128.0
56.00
Floating-point performance
2x 4,096 gflops
1,792 gflops
Length
307 mm
Memory bus width
384 Bit
128 Bit
Memory clock speed
6000 MHz
1500 MHz
Memory bandwidth
288.0 GB/s
76.8 GB/s
Shared memory
-
DirectX
12 (11_1)
Shader Model
5.1
6.3
OpenGL
4.6
4.4
OpenCL
1.2
Not Listed
Vulkan
1.2.131
FreeSync
+
Bus support
PCIe 3.0
Bitcoin / BTC (SHA256)
459 Mh/s
Laptop size
medium sized
Eyefinity
+
HD3D
+
PowerTune
+
DualGraphics
+
TrueAudio
+
ZeroCore
+
Switchable graphics
+
Mantle
+
Ethereum / ETH (DaggerHashimoto)
44 Mh/s
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