GeForce GTX 680 and GeForce MX450 - video card comparison
Passmark - benchmark score GeForce GTX 680 vs GeForce MX450
GeForce GTX 680
5721
GeForce MX450
3845
GeForce GTX 680
GeForce MX450
Architecture
Kepler (2012−2018)
Turing (2018−2021)
GPU code name
GK104
N17S-G5 / GP107-670-A1
Market segment
Desktop
Laptop
Release date
March 2012
August 2020
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 4.0 x4
Supplementary power connectors
Two 6-pin
None
SLI options
+
-
Boost clock speed
1058 MHz
1575 MHz
Core clock speed
1006 MHz
1395 MHz
CUDA cores
1536
-
Floating-point performance
3,090.4 gflops
-
Manufacturing process technology
28 nm
12 nm
Number of transistors
3,540 million
4,700 million
Pipelines / CUDA cores
1536
896
Power consumption (TDP)
195 Watt
25 Watt (12 - 29 Watt TGP)
Texture fill rate
128.8 billion/sec
100.8
Memory type
GDDR5
GDDR5, GDDR6
Maximum RAM amount
2048 MB
2 GB
Memory bus width
256-bit GDDR5
64 Bit
Memory clock speed
6000 MHz
10000 MHz
Memory bandwidth
192.2 GB/s
64.03 GB/s
Shared memory
-
-
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
No outputs
Multi monitor support
4 displays
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 (12_1)
CUDA
+
7.5
OpenCL
1.2
1.2
OpenGL
4.2
4.6
Shader Model
5.1
6.5
Vulkan
1.1.126
1.2
Optimus
-
+