NVIDIA GeForce GTX 680MX Mac Edition vs NVIDIA GeForce GT 120M Mac Edition

VS

NVIDIA GeForce GTX 680MX Mac Edition NVIDIA GeForce GT 120M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX 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 GTX 680MX Mac Edition 's Advantages

Released 3 years and 10 months late

Larger VRAM bandwidth (160.0GB/s vs 25.34GB/s)

1504 additional rendering cores

NVIDIA GeForce GT 120M Mac Edition 's Advantages

Lower TDP (14W vs 122W)

Score

Benchmark

FP32 (float)

GeForce GTX 680MX Mac Edition +2661%

2.209 TFLOPS

GeForce GT 120M Mac Edition

0.08 TFLOPS

GeForce GTX 680MX Mac Edition

VS

GeForce GT 120M Mac Edition

Graphics Card

Oct 2012

Release Date

Dec 2008

GeForce 600M

Generation

GeForce 100M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

792 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

25.34GB/s

Render Config

-

SM Count

4

-

Compute Units

-

1536

Shading Units

32

128

TMUs

16

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

-

512 KB

L2 Cache

32 KB

Theoretical Performance

23.01 GPixel/s

Pixel Rate

4.000 GPixel/s

92.03 GTexel/s

Texture Rate

8.000 GTexel/s

-

FP16 (half)

-

2.209 TFLOPS

FP32 (float)

80.00 GFLOPS

92.03 GFLOPS

FP64 (double)

-

Graphics Processor

GK104

GPU Name

G96C

N13E-GTX2-A2

GPU Variant

-

Kepler

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

3.54 billion

Transistors

0.314 billion

294 mm²

Die Size

121 mm²

Board Design

122W

TDP

14W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

1.1

5.1

Shader Model

4.0

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