NVIDIA GeForce GT 120M Mac Edition vs NVIDIA GeForce 405M
We compared two Mobile platform GPUs: 256MB VRAM GeForce GT 120M Mac Edition and 512MB VRAM GeForce 405M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 120M Mac Edition 's Advantages
Larger VRAM bandwidth (25.34GB/s vs 12.80GB/s)
16 additional rendering cores
NVIDIA GeForce 405M 's Advantages
Released 2 years and 1 months late
More VRAM (512GB vs 256GB)
Score
Benchmark
FP32 (float)
GeForce GT 120M Mac Edition
+105%
0.08 TFLOPS
GeForce 405M
0.039 TFLOPS
Graphics Card
Dec 2008
Release Date
Jan 2011
GeForce 100M
Generation
GeForce 400M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
792 MHz
Memory Clock
800 MHz
Memory
256MB
Memory Size
512MB
GDDR3
Memory Type
GDDR3
128bit
Memory Bus
64bit
25.34GB/s
Bandwidth
12.80GB/s
Render Config
-
-
-
4
SM Count
2
32
Shading Units
16
16
TMUs
8
8
ROPs
4
-
-
-
-
-
-
-
-
-
32 KB
L2 Cache
32 KB
-
-
-
Theoretical Performance
4.000 GPixel/s
Pixel Rate
2.424 GPixel/s
8.000 GTexel/s
Texture Rate
4.848 GTexel/s
-
-
-
80.00 GFLOPS
FP32 (float)
38.78 GFLOPS
-
-
-
Board Design
14W
TDP
14W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
G96C
GPU Name
GT218
-
-
-
Tesla
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.314 billion
Transistors
0.26 billion
121 mm²
Die Size
57 mm²
Graphics Features
11.1 (10_0)
DirectX
11.1 (10_1)
3.3
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
1.1
CUDA
1.2
4.0
Shader Model
4.1
