GeForce GTX 675MX vs Radeon HD 7770M
In this comparison between GeForce GTX 675MX and Radeon HD 7770M 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 GeForce GTX 675MX will be the best choice, for others Radeon HD 7770M will be their preference. Study the comparison tables below and make your choice.
GeForce GTX 675MX and Radeon HD 7770M are Laptop Graphics Cards
Note: GeForce GTX 675MX and Radeon HD 7770M are only used in laptop graphics. They have 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 GTX 675MX or Radeon HD 7770M here:
Main Specs
GeForce GTX 675MX
Radeon HD 7770M
Power consumption (TDP)
100 Watt
32 Watt
Interface
MXM-B (3.0)
PCIe 2.0 x16
Supplementary power connectors
None
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
1 GB
Display Connectors
No outputs
No outputs
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GeForce GTX 675MX has 212% more power consumption, than Radeon HD 7770M.
GeForce GTX 675MX is connected by MXM-B (3.0), and Radeon HD 7770M uses PCIe 2.0 x16 interface.
GeForce GTX 675MX has 1 GB more memory, than Radeon HD 7770M.
Both cards are used in Laptops.
GeForce GTX 675MX is build with Kepler architecture, and Radeon HD 7770M - with GCN.
Core clock speed of Radeon HD 7770M is 75 MHz higher, than GeForce GTX 675MX.
GeForce GTX 675MX and Radeon HD 7770M are manufactured by 28 nm process technology.
Memory clock speed of Radeon HD 7770M is 2200 MHz higher, than GeForce GTX 675MX.
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
9−10
ultra / 1080p
5−6
5−6
QHD / 1440p
0−1
0−1
low / 720p
21−24
21−24
medium / 1080p
12−14
10−12
GeForce GTX 675MX and Radeon HD 7770M have the same average FPS in Assassin's Creed Odyssey.
high / 1080p
16−18
14−16
ultra / 1080p
14−16
12−14
QHD / 1440p
0−1
0−1
low / 720p
30−35
30−35
medium / 1080p
16−18
16−18
The average gaming FPS of GeForce GTX 675MX in Battlefield 5 is 5% more, than Radeon HD 7770M.
low / 768p
45−50
45−50
QHD / 1440p
0−1
0−1
GeForce GTX 675MX and Radeon HD 7770M have the same average FPS in Call of Duty: Warzone.
low / 768p
160−170
160−170
medium / 768p
130−140
130−140
ultra / 1080p
70−75
65−70
QHD / 1440p
40−45
35−40
4K / 2160p
30−33
27−30
high / 768p
100−110
100−110
The average gaming FPS of GeForce GTX 675MX in Counter-Strike: Global Offensive is 2% more, than Radeon HD 7770M.
low / 768p
55−60
55−60
ultra / 1080p
27−30
24−27
medium / 1080p
45−50
45−50
The average gaming FPS of GeForce GTX 675MX in Cyberpunk 2077 is 2% more, than Radeon HD 7770M.
low / 768p
90−95
90−95
medium / 768p
70−75
70−75
ultra / 1080p
45−50
40−45
The average gaming FPS of GeForce GTX 675MX in Dota 2 is 1% more, than Radeon HD 7770M.
high / 1080p
10−12
10−12
ultra / 1080p
10−11
10−11
4K / 2160p
4−5
4−5
low / 720p
24−27
24−27
medium / 1080p
12−14
12−14
GeForce GTX 675MX and Radeon HD 7770M have the same average FPS in Far Cry 5.
high / 1080p
18−20
18−20
ultra / 1080p
12−14
12−14
low / 720p
70−75
70−75
medium / 1080p
30−35
30−35
GeForce GTX 675MX and Radeon HD 7770M have the same average FPS in Fortnite.
high / 1080p
16−18
16−18
ultra / 1080p
14−16
14−16
QHD / 1440p
4−5
3−4
low / 720p
35−40
30−35
medium / 1080p
18−20
18−20
The average gaming FPS of GeForce GTX 675MX in Forza Horizon 4 is 5% more, than Radeon HD 7770M.
low / 768p
65−70
60−65
medium / 768p
55−60
55−60
high / 1080p
18−20
18−20
ultra / 1080p
8−9
8−9
QHD / 1440p
0−1
0−1
The average gaming FPS of GeForce GTX 675MX in Grand Theft Auto V is 5% more, than Radeon HD 7770M.
high / 1080p
6−7
6−7
ultra / 1080p
4−5
4−5
4K / 2160p
1−2
1−2
low / 720p
18−20
18−20
medium / 1080p
8−9
8−9
GeForce GTX 675MX and Radeon HD 7770M have the same average FPS in Metro Exodus.
low / 768p
100−110
100−110
high / 1080p
−
95−100
ultra / 1080p
90−95
85−90
medium / 1080p
95−100
95−100
The average gaming FPS of GeForce GTX 675MX in Minecraft is 2% more, than Radeon HD 7770M.
high / 1080p
18−20
18−20
ultra / 1080p
14−16
14−16
low / 720p
40−45
40−45
medium / 1080p
20−22
18−20
The average gaming FPS of GeForce GTX 675MX in PLAYERUNKNOWN'S BATTLEGROUNDS is 4% more, than Radeon HD 7770M.
high / 1080p
12−14
12−14
ultra / 1080p
8−9
8−9
QHD / 1440p
0−1
0−1
low / 720p
18−20
16−18
medium / 1080p
12−14
12−14
The average gaming FPS of GeForce GTX 675MX in Red Dead Redemption 2 is 8% more, than Radeon HD 7770M.
low / 768p
35−40
30−35
medium / 768p
21−24
21−24
high / 1080p
12−14
12−14
ultra / 1080p
8−9
7−8
4K / 2160p
7−8
7−8
The average gaming FPS of GeForce GTX 675MX in The Witcher 3: Wild Hunt is 6% more, than Radeon HD 7770M.
low / 768p
90−95
90−95
medium / 768p
50−55
50−55
ultra / 1080p
24−27
24−27
high / 768p
40−45
40−45
GeForce GTX 675MX and Radeon HD 7770M have the same average FPS in World of Tanks.
Full Specs
GeForce GTX 675MX
Radeon HD 7770M
Architecture
Kepler
GCN
Code name
N13E-GSR
Chelsea XT
Type
Laptop
Laptop
Release date
1 October 2012
24 April 2012
Pipelines
960
512
Core clock speed
600 MHz
675 MHz
Transistor count
3,540 million
1,500 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
48.0 billion/sec
21.60
Floating-point performance
1,256 gflops
691.2 gflops
Memory bus width
256 Bit
128 Bit
Memory clock speed
1800 MHz
4000 MHz
Memory bandwidth
115.2 GB/s
64 GB/s
Shared memory
-
-
DirectX
12 API
12 (11_1)
Shader Model
5.1
5.1
OpenGL
4.5
4.6
OpenCL
1.1
1.2
Vulkan
1.1.126
1.2.131
CUDA
+
CUDA cores
960
Bus support
PCI Express 2.0
SLI options
+
HDMI
+
HDCP
+
Maximum VGA resolution
Up to 2048x1536
Bitcoin / BTC (SHA256)
63 Mh/s
Laptop size
large
medium sized
Optimus
+
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