NVIDIA GeForce GTX 780M Mac Edition vs AMD Radeon R9 M390 Mac Edition

VS

NVIDIA GeForce GTX 780M Mac Edition AMD Radeon R9 M390 Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 780M Mac Edition and 2GB VRAM Radeon R9 M390 Mac Edition 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

Boost Clock797MHz

More VRAM (4GB vs 2GB)

512 additional rendering cores

AMD Radeon R9 M390 Mac Edition 's Advantages

Released 1 years and 6 months late

Larger VRAM bandwidth (174.7GB/s vs 160.0GB/s)

Lower TDP (80W vs 122W)

Score

Benchmark

FP32 (float)

GeForce GTX 780M Mac Edition +24%

2.448 TFLOPS

Radeon R9 M390 Mac Edition

1.962 TFLOPS

GeForce GTX 780M Mac Edition

VS

Radeon R9 M390 Mac Edition

Graphics Card

Nov 2013

Release Date

May 2015

GeForce 700M

Generation

Crystal System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

771 MHz

Base Clock

-

797 MHz

Boost Clock

-

1250 MHz

Memory Clock

1365 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

174.7GB/s

Render Config

-

SM Count

-

Compute Units

16

1536

Shading Units

1024

128

TMUs

64

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

25.50 GPixel/s

Pixel Rate

30.66 GPixel/s

102.0 GTexel/s

Texture Rate

61.31 GTexel/s

-

FP16 (half)

-

2.448 TFLOPS

FP32 (float)

1.962 TFLOPS

102.0 GFLOPS

FP64 (double)

122.6 GFLOPS

Graphics Processor

GK104

GPU Name

Pitcairn

N14E-GTX-A2

GPU Variant

Pitcairn PRO (215-0828062)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

2.8 billion

294 mm²

Die Size

212 mm²

Board Design

122W

TDP

80W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

5.1

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