AMD Radeon RX 6800M vs AMD FirePro M3900

VS

AMD Radeon RX 6800M

AMD FirePro M3900

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 6800M and 1024MB VRAM FirePro M3900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800M 's Advantages

Released 10 years and 7 months late

Boost Clock2390MHz

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (384.0GB/s vs 14.40GB/s)

2400 additional rendering cores

AMD FirePro M3900 's Advantages

Lower TDP (20W vs 145W)

Score

Benchmark

FP32 (float)

Radeon RX 6800M +5000%

12.24 TFLOPS

FirePro M3900

0.24 TFLOPS

Radeon RX 6800M

VS

FirePro M3900

Graphics Card

May 2021

Release Date

Oct 2010

Mobility Radeon

Generation

FirePro Mobile

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2116 MHz

Base Clock

-

2390 MHz

Boost Clock

-

2000 MHz

Memory Clock

900 MHz

Memory

12GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR3

192bit

Memory Bus

64bit

384.0GB/s

Bandwidth

14.40GB/s

Render Config

40

Compute Units

2

-

2560

Shading Units

160

TMUs

8

64

ROPs

4

-

40

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

3 MB

L2 Cache

128 KB

96 MB

L3 Cache

-

Theoretical Performance

153.0 GPixel/s

Pixel Rate

3.000 GPixel/s

382.4 GTexel/s

Texture Rate

6.000 GTexel/s

24.47 TFLOPS

FP16 (half)

-

12.24 TFLOPS

FP32 (float)

240.0 GFLOPS

764.8 GFLOPS

FP64 (double)

-

Board Design

145W

TDP

20W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 22

GPU Name

Seymour

Navi 22 XTM

GPU Variant

Seymour GL

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

17.2 billion

Transistors

0.37 billion

335 mm²

Die Size

67 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

6.5

Shader Model

5.0

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