AMD Radeon E9390 PCIe vs AMD Radeon RX 6800S

VS

AMD Radeon E9390 PCIe

AMD Radeon RX 6800S

We compared two Mobile platform GPUs: 8GB VRAM Radeon E9390 PCIe and 8GB VRAM Radeon RX 6800S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon E9390 PCIe 's Advantages

Lower TDP (75W vs 100W)

AMD Radeon RX 6800S 's Advantages

Released 2 years and 3 months late

Boost Clock has increased by 93% (2100MHz vs 1089MHz)

Larger VRAM bandwidth (256.0GB/s vs 160.0GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon E9390 PCIe

3.903 TFLOPS

Radeon RX 6800S +120%

8.602 TFLOPS

Radeon E9390 PCIe

VS

Radeon RX 6800S

Graphics Card

Oct 2019

Release Date

Jan 2022

Embedded

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

713 MHz

Base Clock

1800 MHz

1089 MHz

Boost Clock

2100 MHz

1250 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

256.0GB/s

Render Config

28

Compute Units

32

-

1792

Shading Units

2048

112

TMUs

128

32

ROPs

64

-

RT Cores

32

16 KB (per CU)

L1 Cache

128 KB per Array

2 MB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

34.85 GPixel/s

Pixel Rate

134.4 GPixel/s

122.0 GTexel/s

Texture Rate

268.8 GTexel/s

3.903 TFLOPS

FP16 (half)

17.20 TFLOPS

3.903 TFLOPS

FP32 (float)

8.602 TFLOPS

243.9 GFLOPS

FP64 (double)

537.6 GFLOPS

Board Design

75W

TDP

100W

-

4x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Ellesmere

GPU Name

Navi 23

-

GCN 4.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

5.7 billion

Transistors

11.06 billion

232 mm²

Die Size

237 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

6.4

Shader Model

6.5

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