NVIDIA GeForce GTX 675MX vs AMD Radeon Pro 555

VS

NVIDIA GeForce GTX 675MX

AMD Radeon Pro 555

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 675MX and 2GB VRAM Radeon Pro 555 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 675MX 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 81.60GB/s)

192 additional rendering cores

AMD Radeon Pro 555 's Advantages

Released 4 years and 8 months late

Lower TDP (75W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 675MX

1.256 TFLOPS

Radeon Pro 555 +3%

1.306 TFLOPS

GeForce GTX 675MX

VS

Radeon Pro 555

Graphics Card

Oct 2012

Release Date

Jun 2017

GeForce 600M

Generation

Radeon Pro Mac

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

900 MHz

Memory Clock

1275 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

81.60GB/s

Render Config

-

Compute Units

12

-

960

Shading Units

768

80

TMUs

48

32

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

1024 KB

-

Theoretical Performance

13.08 GPixel/s

Pixel Rate

13.60 GPixel/s

52.32 GTexel/s

Texture Rate

40.80 GTexel/s

-

FP16 (half)

1306 GFLOPS

1256 GFLOPS

FP32 (float)

1306 GFLOPS

52.32 GFLOPS

FP64 (double)

81.60 GFLOPS

Board Design

100W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GK104

GPU Name

Polaris 21

N13E-GSR-A2

GPU Variant

Polaris 21 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

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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