AMD Radeon RX 580X Mobile vs NVIDIA GeForce RTX 4050 Mobile

VS

AMD Radeon RX 580X Mobile

NVIDIA GeForce RTX 4050 Mobile

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 580X Mobile and 6GB VRAM GeForce RTX 4050 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580X Mobile 's Advantages

More VRAM (8GB vs 6GB)

Larger VRAM bandwidth (256.0GB/s vs 192.0GB/s)

NVIDIA GeForce RTX 4050 Mobile 's Advantages

Released 4 years and 9 months late

Boost Clock has increased by 63% (1755MHz vs 1077MHz)

256 additional rendering cores

Lower TDP (50W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 580X Mobile

4.963 TFLOPS

GeForce RTX 4050 Mobile +81%

8.986 TFLOPS

Radeon RX 580X Mobile

VS

GeForce RTX 4050 Mobile

Graphics Card

Apr 2018

Release Date

Jan 2023

Mobility Radeon

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

1455 MHz

1077 MHz

Boost Clock

1755 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

6GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

96bit

256.0GB/s

Bandwidth

192.0GB/s

Render Config

36

Compute Units

-

SM Count

20

2304

Shading Units

2560

144

TMUs

80

32

ROPs

48

-

Tensor Cores

80

-

RT Cores

20

16 KB (per CU)

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

12 MB

-

Theoretical Performance

34.46 GPixel/s

Pixel Rate

84.24 GPixel/s

155.1 GTexel/s

Texture Rate

140.4 GTexel/s

4.963 TFLOPS

FP16 (half)

8.986 TFLOPS

4.963 TFLOPS

FP32 (float)

8.986 TFLOPS

310.2 GFLOPS

FP64 (double)

140.4 GFLOPS

Board Design

100W

TDP

50W

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Polaris 20

GPU Name

AD107

Polaris 20M XT

GPU Variant

GN21-X2

GCN 4.0

Architecture

Ada Lovelace

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

5 nm

5.7 billion

Transistors

18.9 billion

232 mm²

Die Size

159 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.9

6.4

Shader Model

6.7

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