NVIDIA GeForce GTX 680MX Mac Edition vs NVIDIA GeForce RTX 2080 SUPER Max Q
GPU Specs Compare
Graphics Card
Release Date
Oct 2012
Apr 2020
Generation
GeForce 600M
GeForce 20 Mobile
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
1375 MHz
Base Clock
-
735 MHz
Boost Clock
-
975 MHz
Memory
Memory Size
2GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
160.0GB/s
352.0GB/s
Render Config
Shading Units
1536
3072
TMUs
128
192
ROPs
32
64
L1 Cache
16 KB (per SMX)
64 KB (per SM)
L2 Cache
512 KB
4 MB
SM Count
-
48
Tensor Cores
-
384
RT Cores
-
48
Theoretical Performance
Pixel Rate
23.01 GPixel/s
62.40 GPixel/s
Texture Rate
92.03 GTexel/s
187.2 GTexel/s
FP32 (float)
2.209 TFLOPS
5.990 TFLOPS
FP64 (double)
92.03 GFLOPS
187.2 GFLOPS
FP16 (half)
-
11.98 TFLOPS
Graphics Processor
GPU Name
GK104
TU104
GPU Variant
N13E-GTX2-A2
N18E-G3R
Architecture
Kepler
Turing
Foundry
TSMC
TSMC
Process Size
28 nm
12 nm
Transistors
3.54 billion
13.6 billion
Die Size
294 mm²
545 mm²
Board Design
TDP
122W
80W
Outputs
No outputs
No outputs
Power Connectors
-
None
Graphics Features
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.3
CUDA
3.0
7.5
Shader Model
5.1
6.6