AMD Radeon 540X Mobile vs NVIDIA GeForce GT 755M Mac Edition

VS

AMD Radeon 540X Mobile

NVIDIA GeForce GT 755M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon 540X Mobile and 1024MB VRAM GeForce GT 755M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 540X Mobile 's Advantages

Released 5 years and 3 months late

Boost Clock1095MHz

More VRAM (2GB vs 1024GB)

128 additional rendering cores

NVIDIA GeForce GT 755M Mac Edition 's Advantages

Larger VRAM bandwidth (80.00GB/s vs 32.00GB/s)

Score

Benchmark

FP32 (float)

Radeon 540X Mobile +34%

1.121 TFLOPS

GeForce GT 755M Mac Edition

0.833 TFLOPS

Radeon 540X Mobile

VS

GeForce GT 755M Mac Edition

Graphics Card

Feb 2019

Release Date

Nov 2013

Mobility Radeon

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

980 MHz

Base Clock

-

1095 MHz

Boost Clock

-

1000 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

128bit

32.00GB/s

Bandwidth

80.00GB/s

Render Config

8

Compute Units

-

512

Shading Units

384

32

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

17.52 GPixel/s

Pixel Rate

8.680 GPixel/s

35.04 GTexel/s

Texture Rate

34.72 GTexel/s

1121 GFLOPS

FP16 (half)

-

1121 GFLOPS

FP32 (float)

833.3 GFLOPS

70.08 GFLOPS

FP64 (double)

34.72 GFLOPS

Board Design

50W

TDP

50W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Lexa

GPU Name

GK107

Lexa PRO (215-0904018)

GPU Variant

GT 755M

GCN 4.0

Architecture

Kepler

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

1.27 billion

103 mm²

Die Size

118 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

6.4

Shader Model

5.1

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