GeForce GTX 680M and UHD Graphics G1 - video card comparison
GeForce GTX 680M
UHD Graphics G1
Architecture
Kepler (2012−2018)
Generation 11.0 (2019−2020)
GPU code name
N13E-GTX
Ice Lake GT1
Market segment
Laptop
Desktop
Release date
June 2012
May 2019
Bus support
PCI Express 3.0
-
Interface
MXM-B (3.0)
PCIe 3.0 x1
Supplementary power connectors
None
-
SLI options
+
-
Boost clock speed
758 MHz
900 MHz
Core clock speed
720 MHz
-
CUDA cores
1344
-
Floating-point performance
2,038 gflops
-
Manufacturing process technology
28 nm
10 nm
Number of transistors
3,540 million
-
Pipelines / CUDA cores
1344
256
Power consumption (TDP)
100 Watt
15 Watt
Texture fill rate
80.6 billion/sec
14.40
Memory type
GDDR5
System Shared
Maximum RAM amount
4 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
1800 MHz
System Shared
Memory bandwidth
115.2 GB/s
-
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 API
12 (12_1)
CUDA
+
-
OpenCL
1.1
2.1
OpenGL
4.5
4.6
Shader Model
5.1
6.4
Vulkan
1.1.126
1.1.97
Optimus
+
-