NVIDIA GeForce GTX 780M Mac Edition vs NVIDIA GeForce GTX TITAN Z
GPU Specs Compare
Graphics Card
Release Date
Nov 2013
May 2014
Generation
GeForce 700M
GeForce 700
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 3.0 x16
Clock Speeds
Base Clock
771 MHz
705 MHz
Boost Clock
797 MHz
876 MHz
Memory Clock
1250 MHz
1750 MHz
Memory
Memory Size
4GB
6GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
384bit
Bandwidth
160.0GB/s
336.0GB/s
Render Config
Shading Units
1536
2880
TMUs
128
240
ROPs
32
48
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
512 KB
1536 KB
Theoretical Performance
Pixel Rate
25.50 GPixel/s
52.56 GPixel/s
Texture Rate
102.0 GTexel/s
210.2 GTexel/s
FP32 (float)
2.448 TFLOPS
5.046 TFLOPS
FP64 (double)
102.0 GFLOPS
1.682 TFLOPS
Graphics Processor
GPU Name
GK104
GK110B
GPU Variant
N14E-GTX-A2
GK110-350-B1
Architecture
Kepler
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
3.54 billion
7.08 billion
Die Size
294 mm²
561 mm²
Board Design
TDP
122W
375W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Suggested PSU
-
750 W
Power Connectors
-
2x 8-pin
Graphics Features
DirectX
12 (11_0)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.2.175
CUDA
3.0
3.5
Shader Model
5.1
6.5 (5.1)