NVIDIA GeForce GTX 680MX Mac Edition vs AMD Radeon R9 290X
GPU Specs Compare
Graphics Card
Release Date
Oct 2012
Oct 2013
Generation
GeForce 600M
Volcanic Islands
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1250 MHz
1250 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
512bit
Bandwidth
160.0GB/s
320.0GB/s
Render Config
Shading Units
1536
2816
TMUs
128
176
ROPs
32
64
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
512 KB
1024 KB
Compute Units
-
44
Theoretical Performance
Pixel Rate
23.01 GPixel/s
64.00 GPixel/s
Texture Rate
92.03 GTexel/s
176.0 GTexel/s
FP32 (float)
2.209 TFLOPS
5.632 TFLOPS
FP64 (double)
92.03 GFLOPS
704.0 GFLOPS
Graphics Processor
GPU Name
GK104
Hawaii
GPU Variant
N13E-GTX2-A2
Hawaii XT(215-0852000)
Architecture
Kepler
GCN 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
3.54 billion
6.2 billion
Die Size
294 mm²
438 mm²
Board Design
TDP
122W
290W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Suggested PSU
-
600 W
Power Connectors
-
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (11_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.1
1.2.170
CUDA
3.0
-
Shader Model
5.1
6.5