AMD Radeon 540X Mobile vs NVIDIA GeForce GT 620M

VS

AMD Radeon 540X Mobile NVIDIA GeForce GT 620M

We compared two Mobile platform GPUs: 2GB VRAM Radeon 540X Mobile and 1024MB VRAM GeForce GT 620M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 540X Mobile 's Advantages

Released 6 years and 6 months late

Boost Clock1095MHz

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (32.00GB/s vs 28.80GB/s)

416 additional rendering cores

NVIDIA GeForce GT 620M 's Advantages

Lower TDP (15W vs 50W)

Score

Benchmark

FP32 (float)

Radeon 540X Mobile +343%

1.121 TFLOPS

GeForce GT 620M

0.253 TFLOPS

Radeon 540X Mobile

VS

GeForce GT 620M

Graphics Card

Feb 2019

Release Date

Aug 2012

Mobility Radeon

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

980 MHz

Base Clock

-

1095 MHz

Boost Clock

-

1000 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

128bit

32.00GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

2

8

Compute Units

-

512

Shading Units

96

32

TMUs

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

256 KB

Theoretical Performance

17.52 GPixel/s

Pixel Rate

2.640 GPixel/s

35.04 GTexel/s

Texture Rate

10.56 GTexel/s

1121 GFLOPS

FP16 (half)

-

1121 GFLOPS

FP32 (float)

253.4 GFLOPS

70.08 GFLOPS

FP64 (double)

21.12 GFLOPS

Graphics Processor

Lexa

GPU Name

GF108

Lexa PRO (215-0904018)

GPU Variant

N13P-GLP-A1

GCN 4.0

Architecture

Fermi

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

0.585 billion

103 mm²

Die Size

116 mm²

Board Design

50W

TDP

15W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

6.4

Shader Model

5.1

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