GeForce GTX 680MX Mac Edition vs GeForce RTX 2080 Mobile
We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition and 8GB VRAM GeForce RTX 2080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 680MX Mac Edition 's Advantages
Lower TDP (122W vs 150W)
GeForce RTX 2080 Mobile 's Advantages
Released 6 years and 3 months late
Boost Clock1590MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (448.0GB/s vs 160.0GB/s)
1408 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 680MX Mac Edition
2209
GeForce RTX 2080 Mobile
+323%
9362
Graphics Card
Oct 2012
Release Date
Jan 2019
GeForce 600M
Generation
GeForce 20 Mobile
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1380 MHz
-
Boost Clock
1590 MHz
1250 MHz
Memory Clock
1750 MHz
Memory
2GB
Memory Size
8GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
256bit
160.0GB/s
Bandwidth
448.0GB/s
Render Config
-
SM Count
46
1536
Shading Units
2944
128
TMUs
184
32
ROPs
64
-
Tensor Cores
368
-
RT Cores
46
16 KB (per SMX)
L1 Cache
64 KB (per SM)
512 KB
L2 Cache
4 MB
Theoretical Performance
23.01 GPixel/s
Pixel Rate
101.8 GPixel/s
92.03 GTexel/s
Texture Rate
292.6 GTexel/s
-
FP16 (half)
18.72 TFLOPS
2.209 TFLOPS
FP32 (float)
9.362 TFLOPS
92.03 GFLOPS
FP64 (double)
292.6 GFLOPS
Board Design
122W
TDP
150W
No outputs
Outputs
No outputs
Graphics Processor
GK104
GPU Name
TU104
N13E-GTX2-A2
GPU Variant
N18E-G3-A1
Kepler
Architecture
Turing
TSMC
Foundry
TSMC
28 nm
Process Size
12 nm
3.54 billion
Transistors
13.6 billion
294 mm²
Die Size
545 mm²
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.0
CUDA
7.5
5.1
Shader Model
6.6
