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