NVIDIA GeForce RTX 2080 SUPER Max Q vs NVIDIA GeForce GTX 680
GPU Specs Compare
Graphics Card
Release Date
Apr 2020
Mar 2012
Generation
GeForce 20 Mobile
GeForce 600
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
735 MHz
1006 MHz
Boost Clock
975 MHz
1058 MHz
Memory Clock
1375 MHz
1502 MHz
Memory
Memory Size
8GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
352.0GB/s
192.3GB/s
Render Config
SM Count
48
-
Shading Units
3072
1536
TMUs
192
128
ROPs
64
32
Tensor Cores
384
-
RT Cores
48
-
L1 Cache
64 KB (per SM)
16 KB (per SMX)
L2 Cache
4 MB
512 KB
Theoretical Performance
Pixel Rate
62.40 GPixel/s
33.86 GPixel/s
Texture Rate
187.2 GTexel/s
135.4 GTexel/s
FP16 (half)
11.98 TFLOPS
-
FP32 (float)
5.990 TFLOPS
3.250 TFLOPS
FP64 (double)
187.2 GFLOPS
135.4 GFLOPS
Graphics Processor
GPU Name
TU104
GK104
GPU Variant
N18E-G3R
GK104-400-A2
Architecture
Turing
Kepler
Foundry
TSMC
TSMC
Process Size
12 nm
28 nm
Transistors
13.6 billion
3.54 billion
Die Size
545 mm²
294 mm²
Board Design
TDP
80W
195W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
2x 6-pin
Suggested PSU
-
450 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.2.175
CUDA
7.5
3.0
Shader Model
6.6
6.5 (5.1)