NVIDIA GeForce GTX 680MX Mac Edition vs NVIDIA GeForce GTX 980MX

VS

NVIDIA GeForce GTX 680MX Mac Edition

NVIDIA GeForce GTX 980MX

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition and 8GB VRAM GeForce GTX 980MX 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

Lower TDP (122W vs 148W)

NVIDIA GeForce GTX 980MX 's Advantages

Released 3 years and 8 months late

Boost Clock1178MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (192.0GB/s vs 160.0GB/s)

128 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 680MX Mac Edition

2.209 TFLOPS

GeForce GTX 980MX +77%

3.92 TFLOPS

GeForce GTX 680MX Mac Edition

VS

GeForce GTX 980MX

Graphics Card

Oct 2012

Release Date

Jun 2016

GeForce 600M

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1050 MHz

-

Boost Clock

1178 MHz

1250 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

192.0GB/s

Render Config

-

1536

Shading Units

1664

128

TMUs

104

32

ROPs

64

-

16 KB (per SMX)

L1 Cache

48 KB (per SMM)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

23.01 GPixel/s

Pixel Rate

75.39 GPixel/s

92.03 GTexel/s

Texture Rate

122.5 GTexel/s

-

2.209 TFLOPS

FP32 (float)

3.920 TFLOPS

92.03 GFLOPS

FP64 (double)

122.5 GFLOPS

Board Design

122W

TDP

148W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK104

GPU Name

GM204

N13E-GTX2-A2

GPU Variant

N16E-GXX-A1

Kepler

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

5.2 billion

294 mm²

Die Size

398 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

5.2

5.1

Shader Model

6.4

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