NVIDIA GeForce GT 120M Mac Edition vs NVIDIA GeForce GTX 850M
We compared two Mobile platform GPUs: 256MB VRAM GeForce GT 120M Mac Edition and 2GB VRAM GeForce GTX 850M 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 45W)
NVIDIA GeForce GTX 850M 's Advantages
Released 5 years and 3 months late
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (32.03GB/s vs 25.34GB/s)
608 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 120M Mac Edition
0.08 TFLOPS
GeForce GTX 850M
+1343%
1.155 TFLOPS
Graphics Card
Dec 2008
Release Date
Mar 2014
GeForce 100M
Generation
GeForce 800M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
-
-
-
-
-
792 MHz
Memory Clock
1001 MHz
Memory
256MB
Memory Size
2GB
GDDR3
Memory Type
DDR3
128bit
Memory Bus
128bit
25.34GB/s
Bandwidth
32.03GB/s
Render Config
-
-
-
4
SM Count
-
32
Shading Units
640
16
TMUs
40
8
ROPs
16
-
-
-
-
-
-
-
L1 Cache
64 KB (per SMM)
32 KB
L2 Cache
2 MB
-
-
-
Theoretical Performance
4.000 GPixel/s
Pixel Rate
14.43 GPixel/s
8.000 GTexel/s
Texture Rate
36.08 GTexel/s
-
-
-
80.00 GFLOPS
FP32 (float)
1155 GFLOPS
-
FP64 (double)
36.08 GFLOPS
Board Design
14W
TDP
45W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
G96C
GPU Name
GM107
-
GPU Variant
N15P-GT-A1
Tesla
Architecture
Maxwell
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
0.314 billion
Transistors
1.87 billion
121 mm²
Die Size
148 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.3
1.1
CUDA
5.0
4.0
Shader Model
5.1
