NVIDIA GeForce GTX 680MX Mac Edition vs AMD Radeon RX 580X Mobile
We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition and 8GB VRAM Radeon RX 580X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 580X Mobile 's Advantages
Released 5 years and 6 months late
Boost Clock1077MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (256.0GB/s vs 160.0GB/s)
768 additional rendering cores
Lower TDP (100W vs 122W)
Score
Benchmark
FP32 (float)
GeForce GTX 680MX Mac Edition
2.209 TFLOPS
Radeon RX 580X Mobile
+124%
4.963 TFLOPS
Graphics Card
Oct 2012
Release Date
Apr 2018
GeForce 600M
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
-
Base Clock
1000 MHz
-
Boost Clock
1077 MHz
1250 MHz
Memory Clock
2000 MHz
Memory
2GB
Memory Size
8GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
160.0GB/s
Bandwidth
256.0GB/s
Render Config
-
Compute Units
36
-
-
-
1536
Shading Units
2304
128
TMUs
144
32
ROPs
32
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
2 MB
-
-
-
Theoretical Performance
23.01 GPixel/s
Pixel Rate
34.46 GPixel/s
92.03 GTexel/s
Texture Rate
155.1 GTexel/s
-
FP16 (half)
4.963 TFLOPS
2.209 TFLOPS
FP32 (float)
4.963 TFLOPS
92.03 GFLOPS
FP64 (double)
310.2 GFLOPS
Board Design
122W
TDP
100W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GK104
GPU Name
Polaris 20
N13E-GTX2-A2
GPU Variant
Polaris 20M XT
Kepler
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
3.54 billion
Transistors
5.7 billion
294 mm²
Die Size
232 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.1
Vulkan
1.2
3.0
CUDA
-
5.1
Shader Model
6.4
