NVIDIA GeForce RTX 3080 Mobile vs AMD Radeon E9390 PCIe

VS

NVIDIA GeForce RTX 3080 Mobile

AMD Radeon E9390 PCIe

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3080 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 3080 Mobile 's Advantages

Released 1 years and 3 months late

Boost Clock has increased by 42% (1545MHz vs 1089MHz)

Larger VRAM bandwidth (448.0GB/s vs 160.0GB/s)

4352 additional rendering cores

AMD Radeon E9390 PCIe 's Advantages

Lower TDP (75W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Mobile +386%

18.98 TFLOPS

Radeon E9390 PCIe

3.903 TFLOPS

GeForce RTX 3080 Mobile

VS

Radeon E9390 PCIe

Graphics Card

Jan 2021

Release Date

Oct 2019

GeForce 30 Mobile

Generation

Embedded

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1110 MHz

Base Clock

713 MHz

1545 MHz

Boost Clock

1089 MHz

1750 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

448.0GB/s

Bandwidth

160.0GB/s

Render Config

-

Compute Units

28

48

SM Count

-

6144

Shading Units

1792

192

TMUs

112

96

ROPs

32

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

2 MB

-

Theoretical Performance

148.3 GPixel/s

Pixel Rate

34.85 GPixel/s

296.6 GTexel/s

Texture Rate

122.0 GTexel/s

18.98 TFLOPS

FP16 (half)

3.903 TFLOPS

18.98 TFLOPS

FP32 (float)

3.903 TFLOPS

296.6 GFLOPS

FP64 (double)

243.9 GFLOPS

Board Design

115W

TDP

75W

-

No outputs

Outputs

4x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

GA104

GPU Name

Ellesmere

GA104-775-A1

GPU Variant

-

Ampere

Architecture

GCN 4.0

Samsung

Foundry

GlobalFoundries

8 nm

Process Size

14 nm

17.4 billion

Transistors

5.7 billion

392 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

8.6

CUDA

-

6.6

Shader Model

6.4

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