NVIDIA GeForce GTX 675MX Mac Edition vs AMD Radeon Pro 455

VS

NVIDIA GeForce GTX 675MX Mac Edition AMD Radeon Pro 455

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GTX 675MX Mac Edition and 2GB VRAM Radeon Pro 455 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 675MX Mac Edition 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 81.28GB/s)

576 additional rendering cores

AMD Radeon Pro 455 's Advantages

Released 3 years and 6 months late

More VRAM (2GB vs 1GB)

Lower TDP (35W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 675MX Mac Edition +47%

1.933 TFLOPS

Radeon Pro 455

1.313 TFLOPS

GeForce GTX 675MX Mac Edition

VS

Radeon Pro 455

Graphics Card

Apr 2013

Release Date

Oct 2016

GeForce 600M

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

1270 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

81.28GB/s

Render Config

-

SM Count

-

Compute Units

12

1344

Shading Units

768

112

TMUs

48

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

Theoretical Performance

20.13 GPixel/s

Pixel Rate

13.68 GPixel/s

80.53 GTexel/s

Texture Rate

41.04 GTexel/s

-

FP16 (half)

1313 GFLOPS

1.933 TFLOPS

FP32 (float)

1313 GFLOPS

80.53 GFLOPS

FP64 (double)

82.08 GFLOPS

Graphics Processor

GK104

GPU Name

Baffin

N13E-GSR-A2

GPU Variant

Baffin PRO

Kepler

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

3.54 billion

Transistors

3 billion

294 mm²

Die Size

123 mm²

Board Design

100W

TDP

35W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

6.4

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