AMD Radeon R7 M445 vs NVIDIA GeForce GTX 780M Mac Edition

VS

AMD Radeon R7 M445

NVIDIA GeForce GTX 780M Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM Radeon R7 M445 and 4GB VRAM GeForce GTX 780M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 M445 's Advantages

Released 2 years and 6 months late

Boost Clock has increased by 15% (920MHz vs 797MHz)

NVIDIA GeForce GTX 780M Mac Edition 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 32.00GB/s)

1216 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 M445

0.588 TFLOPS

GeForce GTX 780M Mac Edition +316%

2.448 TFLOPS

Radeon R7 M445

VS

GeForce GTX 780M Mac Edition

Graphics Card

May 2016

Release Date

Nov 2013

Gem System

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

780 MHz

Base Clock

771 MHz

920 MHz

Boost Clock

797 MHz

1000 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

32.00GB/s

Bandwidth

160.0GB/s

Render Config

5

Compute Units

-

320

Shading Units

1536

20

TMUs

128

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

7.360 GPixel/s

Pixel Rate

25.50 GPixel/s

18.40 GTexel/s

Texture Rate

102.0 GTexel/s

588.8 GFLOPS

FP16 (half)

-

588.8 GFLOPS

FP32 (float)

2.448 TFLOPS

36.80 GFLOPS

FP64 (double)

102.0 GFLOPS

Board Design

Unknown

TDP

122W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Meso

GPU Name

GK104

Meso PRO (216-0864032)

GPU Variant

N14E-GTX-A2

GCN 3.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.55 billion

Transistors

3.54 billion

125 mm²

Die Size

294 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2.170

Vulkan

1.1

-

CUDA

3.0

6.5

Shader Model

5.1

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