NVIDIA GeForce RTX 5080 Mobile vs AMD Radeon E9390 PCIe

VS

NVIDIA GeForce RTX 5080 Mobile

AMD Radeon E9390 PCIe

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 5080 Mobile and 8GB VRAM Radeon E9390 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5080 Mobile 's Advantages

Released 5 years and 3 months late

Boost Clock has increased by 84% (2000MHz vs 1089MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (1.01TB/s vs 160.0GB/s)

6400 additional rendering cores

AMD Radeon E9390 PCIe 's Advantages

Lower TDP (75W vs 175W)

Score

Benchmark

FP32 (float)

GeForce RTX 5080 Mobile +739%

32.77 TFLOPS

Radeon E9390 PCIe

3.903 TFLOPS

GeForce RTX 5080 Mobile

VS

Radeon E9390 PCIe

Graphics Card

Jan 2025

Release Date

Oct 2019

GeForce 50 Mobile

Generation

Embedded

Mobile

Type

Mobile

PCIe 5.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1500 MHz

Base Clock

713 MHz

2000 MHz

Boost Clock

1089 MHz

2500 MHz

Memory Clock

1250 MHz

Memory

16GB

Memory Size

8GB

GDDR7

Memory Type

GDDR5

256bit

Memory Bus

256bit

1.01TB/s

Bandwidth

160.0GB/s

Render Config

-

Compute Units

28

64

SM Count

-

8192

Shading Units

1792

256

TMUs

112

96

ROPs

32

256

Tensor Cores

-

64

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

64 MB

L2 Cache

2 MB

-

Theoretical Performance

192.0 GPixel/s

Pixel Rate

34.85 GPixel/s

512.0 GTexel/s

Texture Rate

122.0 GTexel/s

32.77 TFLOPS

FP16 (half)

3.903 TFLOPS

32.77 TFLOPS

FP32 (float)

3.903 TFLOPS

512.0 GFLOPS

FP64 (double)

243.9 GFLOPS

Board Design

175W

TDP

75W

550 W

Suggested PSU

-

1x HDMI 2.13x DisplayPort 1.4a

Outputs

4x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

GB203

GPU Name

Ellesmere

-

Blackwell 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

4 nm

Process Size

14 nm

Unknown

Transistors

5.7 billion

377 mm²

Die Size

232 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

10.1

CUDA

-

6.8

Shader Model

6.4

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