NVIDIA GeForce GTX 675MX Mac Edition vs AMD Radeon RX 550X Mobile

VS

NVIDIA GeForce GTX 675MX Mac Edition AMD Radeon RX 550X Mobile

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GTX 675MX Mac Edition and 2GB VRAM Radeon RX 550X Mobile 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 48.00GB/s)

704 additional rendering cores

AMD Radeon RX 550X Mobile 's Advantages

Released 5 years late

Boost Clock1176MHz

More VRAM (2GB vs 1GB)

Lower TDP (50W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 675MX Mac Edition +28%

1.933 TFLOPS

Radeon RX 550X Mobile

1.505 TFLOPS

GeForce GTX 675MX Mac Edition

VS

Radeon RX 550X Mobile

Graphics Card

Apr 2013

Release Date

Apr 2018

GeForce 600M

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1100 MHz

-

Boost Clock

1176 MHz

1250 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

48.00GB/s

Render Config

-

SM Count

-

Compute Units

10

1344

Shading Units

640

112

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

20.13 GPixel/s

Pixel Rate

18.82 GPixel/s

80.53 GTexel/s

Texture Rate

47.04 GTexel/s

-

FP16 (half)

1.505 TFLOPS

1.933 TFLOPS

FP32 (float)

1.505 TFLOPS

80.53 GFLOPS

FP64 (double)

94.08 GFLOPS

Graphics Processor

GK104

GPU Name

Polaris 23

N13E-GSR-A2

GPU Variant

Polaris 23 MXT

Kepler

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

3.54 billion

Transistors

2.2 billion

294 mm²

Die Size

103 mm²

Board Design

100W

TDP

50W

-

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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