NVIDIA GeForce GTX 775M Mac Edition vs AMD Radeon HD 6990M
GPU Specs Compare
Graphics Card
Release Date
Nov 2013
Jul 2011
Generation
GeForce 700M
Vancouver
Type
Mobile
Mobile
Bus Interface
MXM-B (3.0)
MXM-B (3.0)
Clock Speeds
Memory Clock
1250 MHz
900 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
160.0GB/s
115.2GB/s
Render Config
Shading Units
1344
1120
TMUs
112
56
ROPs
32
32
L1 Cache
16 KB (per SMX)
8 KB (per CU)
L2 Cache
512 KB
512 KB
Compute Units
-
14
Theoretical Performance
Pixel Rate
22.32 GPixel/s
22.88 GPixel/s
Texture Rate
89.26 GTexel/s
40.04 GTexel/s
FP32 (float)
2.142 TFLOPS
1.602 TFLOPS
FP64 (double)
89.26 GFLOPS
-
Graphics Processor
GPU Name
GK104
Blackcomb
GPU Variant
N13E-GTX-A2
Blackcomb XTX(216-0811030)
Architecture
Kepler
TeraScale 2
Foundry
TSMC
TSMC
Process Size
28 nm
40 nm
Transistors
3.54 billion
1.7 billion
Die Size
294 mm²
212 mm²
Board Design
TDP
100W
100W
Outputs
No outputs
No outputs
Power Connectors
-
None
Graphics Features
DirectX
12 (11_0)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
3.0
1.2
Vulkan
1.1
N/A
CUDA
3.0
-
Shader Model
5.1
5.0