AMD Radeon E9390 PCIe vs AMD Radeon RX 6850M XT

VS

AMD Radeon E9390 PCIe

AMD Radeon RX 6850M XT

We compared two Mobile platform GPUs: 8GB VRAM Radeon E9390 PCIe and 12GB VRAM Radeon RX 6850M XT 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 165W)

AMD Radeon RX 6850M XT 's Advantages

Released 2 years and 3 months late

Boost Clock has increased by 137% (2581MHz vs 1089MHz)

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (384.0GB/s vs 160.0GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon E9390 PCIe

3.903 TFLOPS

Radeon RX 6850M XT +238%

13.21 TFLOPS

Radeon E9390 PCIe

VS

Radeon RX 6850M XT

Graphics Card

Oct 2019

Release Date

Jan 2022

Embedded

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

713 MHz

Base Clock

2321 MHz

1089 MHz

Boost Clock

2581 MHz

1250 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

192bit

160.0GB/s

Bandwidth

384.0GB/s

Render Config

28

Compute Units

40

-

1792

Shading Units

2560

112

TMUs

160

32

ROPs

64

-

RT Cores

40

16 KB (per CU)

L1 Cache

128 KB per Array

2 MB

L2 Cache

3 MB

-

L3 Cache

96 MB

Theoretical Performance

34.85 GPixel/s

Pixel Rate

165.2 GPixel/s

122.0 GTexel/s

Texture Rate

413.0 GTexel/s

3.903 TFLOPS

FP16 (half)

26.43 TFLOPS

3.903 TFLOPS

FP32 (float)

13.21 TFLOPS

243.9 GFLOPS

FP64 (double)

825.9 GFLOPS

Board Design

75W

TDP

165W

-

4x DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Ellesmere

GPU Name

Navi 22

-

GPU Variant

Navi 22 XTM

GCN 4.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

5.7 billion

Transistors

17.2 billion

232 mm²

Die Size

335 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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