NVIDIA GeForce GTX 680MX Mac Edition vs AMD Radeon R7 M260X

VS

NVIDIA GeForce GTX 680MX Mac Edition

AMD Radeon R7 M260X

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition and 1024MB VRAM Radeon R7 M260X 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

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (160.0GB/s vs 64.00GB/s)

1152 additional rendering cores

AMD Radeon R7 M260X 's Advantages

Released 3 years and 2 months late

Boost Clock715MHz

Score

Benchmark

FP32 (float)

GeForce GTX 680MX Mac Edition +302%

2.209 TFLOPS

Radeon R7 M260X

0.549 TFLOPS

GeForce GTX 680MX Mac Edition

VS

Radeon R7 M260X

Graphics Card

Oct 2012

Release Date

Dec 2015

GeForce 600M

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

620 MHz

-

Boost Clock

715 MHz

1250 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

6

-

1536

Shading Units

384

128

TMUs

24

32

ROPs

8

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

23.01 GPixel/s

Pixel Rate

5.720 GPixel/s

92.03 GTexel/s

Texture Rate

17.16 GTexel/s

-

2.209 TFLOPS

FP32 (float)

549.1 GFLOPS

92.03 GFLOPS

FP64 (double)

-

Board Design

122W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

GK104

GPU Name

Opal

N13E-GTX2-A2

GPU Variant

Opal PRO

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

0.95 billion

294 mm²

Die Size

77 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1 (1.2)

1.1

Vulkan

1.2.170

3.0

CUDA

-

5.1

Shader Model

6.5 (5.1)

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