NVIDIA GeForce 940M vs NVIDIA GeForce GT 120M Mac Edition
We compared two Mobile platform GPUs: 2GB VRAM GeForce 940M 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 940M 's Advantages
Released 6 years and 3 months late
Boost Clock1098MHz
More VRAM (2GB vs 256GB)
480 additional rendering cores
NVIDIA GeForce GT 120M Mac Edition 's Advantages
Larger VRAM bandwidth (25.34GB/s vs 14.40GB/s)
Lower TDP (14W vs 75W)
Score
Benchmark
FP32 (float)
GeForce 940M
+1305%
1.124 TFLOPS
GeForce GT 120M Mac Edition
0.08 TFLOPS
Graphics Card
Mar 2015
Release Date
Dec 2008
GeForce 900M
Generation
GeForce 100M
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
1020 MHz
Base Clock
-
1098 MHz
Boost Clock
-
900 MHz
Memory Clock
792 MHz
Memory
2GB
Memory Size
256MB
DDR3
Memory Type
GDDR3
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
25.34GB/s
Render Config
-
-
-
-
SM Count
4
512
Shading Units
32
32
TMUs
16
16
ROPs
8
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
-
2 MB
L2 Cache
32 KB
-
-
-
Theoretical Performance
17.57 GPixel/s
Pixel Rate
4.000 GPixel/s
35.14 GTexel/s
Texture Rate
8.000 GTexel/s
-
-
-
1124 GFLOPS
FP32 (float)
80.00 GFLOPS
35.14 GFLOPS
FP64 (double)
-
Board Design
75W
TDP
14W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GM107
GPU Name
G96C
N16S-GT1-KB-B
GPU Variant
-
Maxwell
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
1.87 billion
Transistors
0.314 billion
148 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
1.3
Vulkan
N/A
5.0
CUDA
1.1
5.1
Shader Model
4.0
