GeForce GTX 675MX vs GeForce MX450
If you are going to buy a new graphics card and are choosing between GeForce GTX 675MX and GeForce MX450, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce GTX 675MX stacks up against GeForce MX450, check out specs charts below.
GeForce GTX 675MX and GeForce MX450 are Laptop Graphics Cards
Note: GeForce GTX 675MX and GeForce MX450 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 GeForce MX450 here:
Main Specs
GeForce GTX 675MX
GeForce MX450
Power consumption (TDP)
100 Watt
50 Watt
Interface
MXM-B (3.0)
PCIe 4.0 x4
Supplementary power connectors
None
None
Memory type
GDDR5
GDDR5,GDDR6
Maximum RAM amount
2 GB
2 GB
Display Connectors
No outputs
No outputs
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GeForce GTX 675MX has 100% more power consumption, than GeForce MX450.
GeForce GTX 675MX is connected by MXM-B (3.0), and GeForce MX450 uses PCIe 4.0 x4 interface.
GeForce GTX 675MX and GeForce MX450 have maximum RAM of 2 GB.
Both cards are used in Laptops.
GeForce GTX 675MX is build with Kepler architecture, and GeForce MX450 - with Turing.
Core clock speed of GeForce MX450 is 795 MHz higher, than GeForce GTX 675MX.
GeForce GTX 675MX is manufactured by 28 nm process technology, and GeForce MX450 - by 12 nm process technology.
Memory clock speed of GeForce MX450 is 8202 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
16−18
ultra / 1080p
5−6
10−11
QHD / 1440p
0−1
4−5
low / 720p
21−24
35−40
medium / 1080p
12−14
21−24
The average gaming FPS of GeForce MX450 in Assassin's Creed Odyssey is 75% more, than GeForce GTX 675MX.
high / 1080p
16−18
27−30
ultra / 1080p
14−16
24−27
QHD / 1440p
0−1
7−8
4K / 2160p
−
6−7
low / 720p
30−35
60−65
medium / 1080p
16−18
30−35
The average gaming FPS of GeForce MX450 in Battlefield 5 is 85% more, than GeForce GTX 675MX.
low / 768p
45−50
50−55
high / 1080p
−
50−55
QHD / 1440p
0−1
0−1
The average gaming FPS of GeForce MX450 in Call of Duty: Warzone is 10% more, than GeForce GTX 675MX.
low / 768p
160−170
220−230
medium / 768p
130−140
190−200
ultra / 1080p
70−75
100−110
QHD / 1440p
40−45
70−75
4K / 2160p
30−33
35−40
high / 768p
100−110
150−160
The average gaming FPS of GeForce MX450 in Counter-Strike: Global Offensive is 43% more, than GeForce GTX 675MX.
low / 768p
55−60
60−65
ultra / 1080p
27−30
45−50
medium / 1080p
45−50
55−60
The average gaming FPS of GeForce MX450 in Cyberpunk 2077 is 25% more, than GeForce GTX 675MX.
low / 768p
90−95
110−120
medium / 768p
70−75
100−110
ultra / 1080p
45−50
70−75
The average gaming FPS of GeForce MX450 in Dota 2 is 38% more, than GeForce GTX 675MX.
high / 1080p
10−12
21−24
ultra / 1080p
10−11
20−22
QHD / 1440p
−
18−20
4K / 2160p
4−5
6−7
low / 720p
24−27
45−50
medium / 1080p
12−14
21−24
The average gaming FPS of GeForce MX450 in Far Cry 5 is 100% more, than GeForce GTX 675MX.
high / 1080p
18−20
27−30
ultra / 1080p
12−14
21−24
QHD / 1440p
−
14−16
low / 720p
70−75
110−120
medium / 1080p
30−35
60−65
The average gaming FPS of GeForce MX450 in Fortnite is 67% more, than GeForce GTX 675MX.
high / 1080p
16−18
30−33
ultra / 1080p
14−16
21−24
QHD / 1440p
4−5
10−12
low / 720p
35−40
60−65
medium / 1080p
18−20
30−35
The average gaming FPS of GeForce MX450 in Forza Horizon 4 is 77% more, than GeForce GTX 675MX.
low / 768p
65−70
95−100
medium / 768p
55−60
85−90
high / 1080p
18−20
35−40
ultra / 1080p
8−9
14−16
QHD / 1440p
0−1
4−5
The average gaming FPS of GeForce MX450 in Grand Theft Auto V is 55% more, than GeForce GTX 675MX.
high / 1080p
6−7
10−12
ultra / 1080p
4−5
9−10
4K / 2160p
1−2
2−3
low / 720p
18−20
35−40
medium / 1080p
8−9
14−16
The average gaming FPS of GeForce MX450 in Metro Exodus is 87% more, than GeForce GTX 675MX.
low / 768p
100−110
110−120
ultra / 1080p
90−95
−
medium / 1080p
95−100
110−120
The average gaming FPS of GeForce MX450 in Minecraft is 13% more, than GeForce GTX 675MX.
high / 1080p
18−20
−
ultra / 1080p
14−16
14−16
low / 720p
40−45
65−70
medium / 1080p
20−22
18−20
The average gaming FPS of GeForce MX450 in PLAYERUNKNOWN'S BATTLEGROUNDS is 26% more, than GeForce GTX 675MX.
high / 1080p
12−14
14−16
ultra / 1080p
8−9
9−10
QHD / 1440p
0−1
0−1
low / 720p
18−20
30−35
medium / 1080p
12−14
18−20
The average gaming FPS of GeForce MX450 in Red Dead Redemption 2 is 46% more, than GeForce GTX 675MX.
low / 768p
35−40
65−70
medium / 768p
21−24
40−45
high / 1080p
12−14
21−24
ultra / 1080p
8−9
12−14
4K / 2160p
7−8
7−8
The average gaming FPS of GeForce MX450 in The Witcher 3: Wild Hunt is 76% more, than GeForce GTX 675MX.
low / 768p
90−95
90−95
medium / 768p
50−55
60−65
ultra / 1080p
24−27
35−40
high / 768p
40−45
55−60
The average gaming FPS of GeForce MX450 in World of Tanks is 16% more, than GeForce GTX 675MX.
Full Specs
GeForce GTX 675MX
GeForce MX450
Architecture
Kepler
Turing
Code name
N13E-GSR
N17S-G5 / GP107-670-A1
Type
Laptop
Laptop
Release date
1 October 2012
1 August 2020
Pipelines
960
896
Core clock speed
600 MHz
1395 MHz
Boost Clock
1575 MHz
Transistor count
3,540 million
4,700 million
Manufacturing process technology
28 nm
12 nm
Texture fill rate
48.0 billion/sec
100.8
Floating-point performance
1,256 gflops
Memory bus width
256 Bit
64 Bit
Memory clock speed
1800 MHz
10002 MHz
Memory bandwidth
115.2 GB/s
64.03 GB/s
Shared memory
-
-
DirectX
12 API
12 (12_1)
Shader Model
5.1
6.5
OpenGL
4.5
4.6
OpenCL
1.1
1.2
Vulkan
1.1.126
1.2
CUDA
+
7.5
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
Optimus
+
+
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