NVIDIA GeForce GTX 680MX Mac Edition vs AMD Radeon R9 380
GPU · Specs Compare
Graphics Card
Release Date
Oct 2012
Jun 2015
Generation
GeForce 600M
Pirate Islands
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
1375 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
160.0GB/s
176.0GB/s
Render Config
Shading Units
1536
1792
TMUs
128
112
ROPs
32
32
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
512 KB
512 KB
Compute Units
—
28
Theoretical Performance
Pixel Rate
23.01 GPixel/s
31.04 GPixel/s
Texture Rate
92.03 GTexel/s
108.6 GTexel/s
FP32 (float)
2.209 TFLOPS
3.476 TFLOPS
FP64 (double)
92.03 GFLOPS
217.3 GFLOPS
FP16 (half)
—
3.476 TFLOPS
Graphics Processor
GPU Name
GK104
Antigua
GPU Variant
N13E-GTX2-A2
Antigua PRO(215-0877000)
Architecture
Kepler
GCN 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
3.54 billion
5 billion
Die Size
294 mm²
366 mm²
Board Design
TDP
122W
190W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Suggested PSU
—
450 W
Power Connectors
—
2x 6-pin
Graphics Features
DirectX
12 (11_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.1
1.2
CUDA
3.0
—
Shader Model
5.1
6.3
Benchmark
3DMark Time Spy
—
2,757
3DMark Time Spy Extreme
—
1,239
▲ Specs Compare
Data sourced from official specifications and benchmark tests.