NVIDIA GeForce GT 620M vs AMD Radeon RX 540 Mobile

VS

NVIDIA GeForce GT 620M AMD Radeon RX 540 Mobile

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

Main Differences

NVIDIA GeForce GT 620M 's Advantages

Lower TDP (15W vs 50W)

AMD Radeon RX 540 Mobile 's Advantages

Released 5 years and 3 months late

Boost Clock1219MHz

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (96.00GB/s vs 28.80GB/s)

416 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 620M

0.253 TFLOPS

Radeon RX 540 Mobile +393%

1.248 TFLOPS

GeForce GT 620M

VS

Radeon RX 540 Mobile

Graphics Card

Aug 2012

Release Date

Nov 2017

GeForce 600M

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1124 MHz

-

Boost Clock

1219 MHz

900 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

96.00GB/s

Render Config

2

SM Count

-

Compute Units

8

96

Shading Units

512

16

TMUs

32

4

ROPs

16

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

Theoretical Performance

2.640 GPixel/s

Pixel Rate

19.50 GPixel/s

10.56 GTexel/s

Texture Rate

39.01 GTexel/s

-

FP16 (half)

1248 GFLOPS

253.4 GFLOPS

FP32 (float)

1248 GFLOPS

21.12 GFLOPS

FP64 (double)

78.02 GFLOPS

Graphics Processor

GF108

GPU Name

Lexa

N13P-GLP-A1

GPU Variant

Lexa PRO (215-0904018)

Fermi

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.585 billion

Transistors

2.2 billion

116 mm²

Die Size

103 mm²

Board Design

15W

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

1.1

OpenCL

2.1

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

6.4

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