Home GPU Comparison NVIDIA GeForce GT 755M Mac Edition vs NVIDIA GeForce GT 120M Mac Edition

NVIDIA GeForce GT 755M Mac Edition vs NVIDIA GeForce GT 120M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 755M 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 GT 755M Mac Edition 's Advantages
Released 4 years and 11 months late
More VRAM (1024GB vs 256GB)
Larger VRAM bandwidth (80.00GB/s vs 25.34GB/s)
352 additional rendering cores
NVIDIA GeForce GT 120M Mac Edition 's Advantages
Lower TDP (14W vs 50W)

Score

Benchmark

FP32 (float)
GeForce GT 755M Mac Edition +941%
0.833 TFLOPS
GeForce GT 120M Mac Edition
0.08 TFLOPS
VS

Graphics Card

Nov 2013
Release Date
Dec 2008
GeForce 700M
Generation
GeForce 100M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1250 MHz
Memory Clock
792 MHz

Memory

1024MB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
128bit
Memory Bus
128bit
80.00GB/s
Bandwidth
25.34GB/s

Render Config

-
-
-
-
SM Count
4
384
Shading Units
32
32
TMUs
16
16
ROPs
8
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
-
256 KB
L2 Cache
32 KB
-
-
-

Theoretical Performance

8.680 GPixel/s
Pixel Rate
4.000 GPixel/s
34.72 GTexel/s
Texture Rate
8.000 GTexel/s
-
-
-
833.3 GFLOPS
FP32 (float)
80.00 GFLOPS
34.72 GFLOPS
FP64 (double)
-

Board Design

50W
TDP
14W
-
-
-
No outputs
Outputs
No outputs
-
-
-

Graphics Processor

GK107
GPU Name
G96C
GT 755M
GPU Variant
-
Kepler
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
1.27 billion
Transistors
0.314 billion
118 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

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