NVIDIA GeForce GTX 680MX Mac Edition vs AMD Radeon R9 M290X Mac Edition
GPU · Specs Compare
Graphics Card
Release Date
Oct 2012
Nov 2014
Generation
GeForce 600M
Crystal System
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
1365 MHz
Base Clock
—
850 MHz
Boost Clock
—
975 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
160.0GB/s
174.7GB/s
Render Config
Shading Units
1536
1024
TMUs
128
64
ROPs
32
32
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
512 KB
512 KB
Compute Units
—
16
Theoretical Performance
Pixel Rate
23.01 GPixel/s
31.20 GPixel/s
Texture Rate
92.03 GTexel/s
62.40 GTexel/s
FP32 (float)
2.209 TFLOPS
1.997 TFLOPS
FP64 (double)
92.03 GFLOPS
124.8 GFLOPS
Graphics Processor
GPU Name
GK104
Pitcairn
GPU Variant
N13E-GTX2-A2
Pitcairn PRO(215-0828062)
Architecture
Kepler
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
3.54 billion
2.8 billion
Die Size
294 mm²
212 mm²
Board Design
TDP
122W
80W
Outputs
No outputs
No outputs
Power Connectors
—
None
Graphics Features
DirectX
12 (11_0)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.1
1.2
CUDA
3.0
—
Shader Model
5.1
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.