GeForce GTX 680MX Mac Edition vs Radeon Pro 455
We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition and 2GB VRAM Radeon Pro 455 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 680MX Mac Edition 's Advantages
Larger VRAM bandwidth (160.0GB/s vs 81.28GB/s)
768 additional rendering cores
Radeon Pro 455 's Advantages
Released 4 years late
Lower TDP (35W vs 122W)
Score
Benchmark
FP32 (float)
GeForce GTX 680MX Mac Edition
+68%
2209
Radeon Pro 455
1313
Graphics Card
Oct 2012
Release Date
Oct 2016
GeForce 600M
Generation
Radeon Pro Mac
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
1250 MHz
Memory Clock
1270 MHz
Memory
2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
160.0GB/s
Bandwidth
81.28GB/s
Render Config
-
Compute Units
12
1536
Shading Units
768
128
TMUs
48
32
ROPs
16
16 KB (per SMX)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
1024 KB
Theoretical Performance
23.01 GPixel/s
Pixel Rate
13.68 GPixel/s
92.03 GTexel/s
Texture Rate
41.04 GTexel/s
-
FP16 (half)
1313 GFLOPS
2.209 TFLOPS
FP32 (float)
1313 GFLOPS
92.03 GFLOPS
FP64 (double)
82.08 GFLOPS
Board Design
122W
TDP
35W
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GK104
GPU Name
Baffin
N13E-GTX2-A2
GPU Variant
Baffin PRO
Kepler
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
3.54 billion
Transistors
3 billion
294 mm²
Die Size
123 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