NVIDIA GeForce GT 120M Mac Edition vs NVIDIA GeForce GTX 580M
We compared two Mobile platform GPUs: 256MB VRAM GeForce GT 120M Mac Edition and 2GB VRAM GeForce GTX 580M 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
Lower TDP (14W vs 100W)
NVIDIA GeForce GTX 580M 's Advantages
Released 2 years and 6 months late
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (96.00GB/s vs 25.34GB/s)
352 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 120M Mac Edition
0.08 TFLOPS
GeForce GTX 580M
+1090%
0.952 TFLOPS
Graphics Card
Dec 2008
Release Date
Jun 2011
GeForce 100M
Generation
GeForce 500M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
-
-
-
-
-
-
792 MHz
Memory Clock
750 MHz
Memory
256MB
Memory Size
2GB
GDDR3
Memory Type
GDDR5
128bit
Memory Bus
256bit
25.34GB/s
Bandwidth
96.00GB/s
Render Config
-
-
-
4
SM Count
8
32
Shading Units
384
16
TMUs
64
8
ROPs
32
-
-
-
-
-
-
-
L1 Cache
64 KB (per SM)
32 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
4.000 GPixel/s
Pixel Rate
9.920 GPixel/s
8.000 GTexel/s
Texture Rate
39.68 GTexel/s
-
-
-
80.00 GFLOPS
FP32 (float)
952.3 GFLOPS
-
FP64 (double)
79.36 GFLOPS
Board Design
14W
TDP
100W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
G96C
GPU Name
GF114
-
GPU Variant
N12E-GTX2-A1
Tesla
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.314 billion
Transistors
1.95 billion
121 mm²
Die Size
332 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
1.1
N/A
Vulkan
N/A
1.1
CUDA
2.1
4.0
Shader Model
5.1
