NVIDIA GeForce GTX 780M Mac Edition vs AMD Radeon R9 M280X

VS

NVIDIA GeForce GTX 780M Mac Edition

AMD Radeon R9 M280X

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 780M Mac Edition and 4GB VRAM Radeon R9 M280X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780M Mac Edition 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 88.00GB/s)

640 additional rendering cores

AMD Radeon R9 M280X 's Advantages

Released 1 years and 3 months late

Boost Clock has increased by 25% (1000MHz vs 797MHz)

Score

Benchmark

FP32 (float)

GeForce GTX 780M Mac Edition +36%

2.448 TFLOPS

Radeon R9 M280X

1.792 TFLOPS

GeForce GTX 780M Mac Edition

VS

Radeon R9 M280X

Graphics Card

Nov 2013

Release Date

Feb 2015

GeForce 700M

Generation

Gem System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

771 MHz

Base Clock

900 MHz

797 MHz

Boost Clock

1000 MHz

1250 MHz

Memory Clock

1375 MHz

Memory

4GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

88.00GB/s

Render Config

-

Compute Units

14

-

1536

Shading Units

896

128

TMUs

56

32

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

25.50 GPixel/s

Pixel Rate

16.00 GPixel/s

102.0 GTexel/s

Texture Rate

56.00 GTexel/s

-

2.448 TFLOPS

FP32 (float)

1.792 TFLOPS

102.0 GFLOPS

FP64 (double)

112.0 GFLOPS

Board Design

122W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GK104

GPU Name

Saturn

N14E-GTX-A2

GPU Variant

Saturn XT (216-0843024)

Kepler

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

2.08 billion

294 mm²

Die Size

160 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.2.170

3.0

CUDA

-

5.1

Shader Model

6.5

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