NVIDIA GeForce GTX 780M Mac Edition vs NVIDIA GeForce GT 120M Mac Edition
We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 780M Mac Edition and 256MB VRAM GeForce GT 120M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 780M Mac Edition 's Advantages
Released 4 years and 11 months late
Boost Clock797MHz
More VRAM (4GB vs 256GB)
Larger VRAM bandwidth (160.0GB/s vs 25.34GB/s)
1504 additional rendering cores
NVIDIA GeForce GT 120M Mac Edition 's Advantages
Lower TDP (14W vs 122W)
Score
Benchmark
FP32 (float)
GeForce GTX 780M Mac Edition
+2960%
2.448 TFLOPS
GeForce GT 120M Mac Edition
0.08 TFLOPS
Graphics Card
Nov 2013
Release Date
Dec 2008
GeForce 700M
Generation
GeForce 100M
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
771 MHz
Base Clock
-
797 MHz
Boost Clock
-
1250 MHz
Memory Clock
792 MHz
Memory
4GB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
160.0GB/s
Bandwidth
25.34GB/s
Render Config
-
-
-
-
SM Count
4
1536
Shading Units
32
128
TMUs
16
32
ROPs
8
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
-
512 KB
L2 Cache
32 KB
-
-
-
Theoretical Performance
25.50 GPixel/s
Pixel Rate
4.000 GPixel/s
102.0 GTexel/s
Texture Rate
8.000 GTexel/s
-
-
-
2.448 TFLOPS
FP32 (float)
80.00 GFLOPS
102.0 GFLOPS
FP64 (double)
-
Board Design
122W
TDP
14W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GK104
GPU Name
G96C
N14E-GTX-A2
GPU Variant
-
Kepler
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
3.54 billion
Transistors
0.314 billion
294 mm²
Die Size
121 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.0
CUDA
1.1
5.1
Shader Model
4.0
