GeForce 845M vs Radeon HD 7790
When choosing between GeForce 845M and Radeon HD 7790, 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 845M and Radeon HD 7790.
GeForce 845M is a Laptop Graphics Card
Note: GeForce 845M 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 845M here:
Main Specs
GeForce 845M
Radeon HD 7790
Power consumption (TDP)
45 Watt
85 Watt
Interface
PCIe 3.0 x8
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin
Memory type
DDR3, GDDR5
GDDR5
Maximum RAM amount
2 GB
1 GB
Display Connectors
No outputs
1x DVI, 1x HDMI, 2x mini-DisplayPort
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Radeon HD 7790 has 88% more power consumption, than GeForce 845M.
GeForce 845M is connected by PCIe 3.0 x8, and Radeon HD 7790 uses PCIe 3.0 x16 interface.
GeForce 845M has 1 GB more memory, than Radeon HD 7790.
GeForce 845M is used in Laptops, and Radeon HD 7790 - in Desktops.
GeForce 845M is build with Maxwell architecture, and Radeon HD 7790 - with GCN 2.0.
Core clock speed of GeForce 845M is 71 MHz higher, than Radeon HD 7790.
GeForce 845M and Radeon HD 7790 are manufactured by 28 nm process technology.
Memory clock speed of Radeon HD 7790 is 4000 MHz higher, than GeForce 845M.
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
3−4
16−18
ultra / 1080p
1−2
9−10
QHD / 1440p
0−1
4−5
4K / 2160p
−
4−5
low / 720p
14−16
30−35
medium / 1080p
6−7
20−22
The average gaming FPS of Radeon HD 7790 in Assassin's Creed Odyssey is 233% more, than GeForce 845M.
high / 1080p
10−11
24−27
ultra / 1080p
7−8
21−24
QHD / 1440p
0−1
8−9
4K / 2160p
−
6−7
low / 720p
21−24
50−55
medium / 1080p
10−11
27−30
The average gaming FPS of Radeon HD 7790 in Battlefield 5 is 166% more, than GeForce 845M.
low / 768p
45−50
45−50
high / 1080p
40−45
−
QHD / 1440p
0−1
0−1
GeForce 845M and Radeon HD 7790 have the same average FPS in Call of Duty: Warzone.
low / 768p
130−140
210−220
medium / 768p
100−110
180−190
ultra / 1080p
50−55
100−110
QHD / 1440p
24−27
55−60
4K / 2160p
12−14
30−35
high / 768p
75−80
140−150
The average gaming FPS of Radeon HD 7790 in Counter-Strike: Global Offensive is 80% more, than GeForce 845M.
low / 768p
85−90
55−60
ultra / 1080p
21−24
40−45
medium / 1080p
45−50
45−50
The average gaming FPS of GeForce 845M in Cyberpunk 2077 is 6% more, than Radeon HD 7790.
low / 768p
75−80
110−120
medium / 768p
50−55
95−100
ultra / 1080p
30−33
65−70
The average gaming FPS of Radeon HD 7790 in Dota 2 is 75% more, than GeForce 845M.
high / 1080p
4−5
18−20
ultra / 1080p
4−5
16−18
QHD / 1440p
−
16−18
4K / 2160p
2−3
6−7
low / 720p
14−16
40−45
medium / 1080p
6−7
20−22
The average gaming FPS of Radeon HD 7790 in Far Cry 5 is 250% more, than GeForce 845M.
high / 1080p
6−7
24−27
ultra / 1080p
0−1
20−22
QHD / 1440p
0−1
16−18
low / 720p
55−60
100−110
medium / 1080p
16−18
55−60
The average gaming FPS of Radeon HD 7790 in Fortnite is 129% more, than GeForce 845M.
high / 1080p
9−10
27−30
ultra / 1080p
8−9
21−24
QHD / 1440p
3−4
10−11
4K / 2160p
3−4
10−11
low / 720p
21−24
55−60
medium / 1080p
10−12
30−33
The average gaming FPS of Radeon HD 7790 in Forza Horizon 4 is 188% more, than GeForce 845M.
low / 768p
50−55
85−90
medium / 768p
−
75−80
high / 1080p
10−11
30−35
ultra / 1080p
4−5
12−14
QHD / 1440p
−
3−4
medium / 720p
40−45
−
The average gaming FPS of Radeon HD 7790 in Grand Theft Auto V is 100% more, than GeForce 845M.
high / 1080p
3−4
10−11
ultra / 1080p
1−2
8−9
4K / 2160p
−
3−4
low / 720p
10−11
30−35
medium / 1080p
4−5
12−14
The average gaming FPS of Radeon HD 7790 in Metro Exodus is 220% more, than GeForce 845M.
low / 768p
90−95
110−120
high / 1080p
65−70
−
medium / 1080p
90−95
100−110
The average gaming FPS of Radeon HD 7790 in Minecraft is 19% more, than GeForce 845M.
high / 1080p
5−6
21−24
ultra / 1080p
1−2
18−20
4K / 2160p
0−1
−
low / 720p
27−30
55−60
medium / 1080p
9−10
24−27
The average gaming FPS of Radeon HD 7790 in PLAYERUNKNOWN'S BATTLEGROUNDS is 181% more, than GeForce 845M.
high / 1080p
−
14−16
ultra / 1080p
−
10−11
QHD / 1440p
−
0−1
low / 720p
10−11
30−33
medium / 1080p
8−9
16−18
The average gaming FPS of Radeon HD 7790 in Red Dead Redemption 2 is 166% more, than GeForce 845M.
low / 768p
20−22
55−60
medium / 768p
12−14
35−40
high / 1080p
6−7
20−22
ultra / 1080p
4−5
10−12
4K / 2160p
3−4
8−9
The average gaming FPS of Radeon HD 7790 in The Witcher 3: Wild Hunt is 200% more, than GeForce 845M.
low / 768p
75−80
100−110
medium / 768p
40−45
60−65
ultra / 1080p
16−18
35−40
high / 768p
30−35
55−60
The average gaming FPS of Radeon HD 7790 in World of Tanks is 54% more, than GeForce 845M.
Full Specs
GeForce 845M
Radeon HD 7790
Architecture
Maxwell
GCN 2.0
Code name
GM108
Bonaire
Type
Laptop
Desktop
Release date
12 March 2014
22 March 2013
Pipelines
384
896
Core clock speed
1071 MHz
1000 MHz
Boost Clock
1150 MHz
Transistor count
1,870 million
2,080 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
37.63
56.00
Floating-point performance
883.7 gflops
1,792 gflops
Length
183 mm
Memory bus width
64/128 Bit
128 Bit
Memory clock speed
2000 - 5000 MHz
6000 MHz
Memory bandwidth
40.1 GB/s
96 GB/s
Shared memory
-
DirectX
12 (11_0)
12 (12_0)
Shader Model
5.1
6.3
OpenGL
4.6
4.6
OpenCL
1.2
2.0
Vulkan
1.1.126
1.2.131
CUDA
+
Bitcoin / BTC (SHA256)
76 Mh/s
218 Mh/s
Laptop size
medium sized
Optimus
+
Ethereum / ETH (DaggerHashimoto)
5.2 Mh/s
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