GeForce GTX 680M and GeForce RTX 4090 Mobile - video card comparison
GeForce GTX 680M
GeForce RTX 4090 Mobile
Architecture
Kepler (2012−2018)
Ada Lovelace
GPU code name
N13E-GTX
GN21-X11
Market segment
Laptop
Laptop
Release date
June 2012
January 2023
Bus support
PCI Express 3.0
-
Interface
MXM-B (3.0)
PCIe 4.0 x16
Supplementary power connectors
None
-
SLI options
+
-
Boost clock speed
758 MHz
2040 MHz
Core clock speed
720 MHz
-
CUDA cores
1344
-
Floating-point performance
2,038 gflops
-
Manufacturing process technology
28 nm
5 nm
Number of transistors
3,540 million
45,900 million
Pipelines / CUDA cores
1344
9728
Power consumption (TDP)
100 Watt
150 Watt (80 - 150 Watt TGP)
Texture fill rate
80.6 billion/sec
515.3
Memory type
GDDR5
GDDR6
Maximum RAM amount
4 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1800 MHz
20000 MHz
Memory bandwidth
115.2 GB/s
576.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
Portable Device Dependent
DirectX
12 API
12 Ultimate (12_2)
CUDA
+
8.9
OpenCL
1.1
3.0
OpenGL
4.5
4.6
Shader Model
5.1
6.7
Vulkan
1.1.126
1.3
Optimus
+
-