AMD Radeon RX 6800M vs AMD Radeon Pro 450

VS

AMD Radeon RX 6800M

AMD Radeon Pro 450

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 6800M and 2GB VRAM Radeon Pro 450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800M 's Advantages

Released 4 years and 7 months late

Boost Clock2390MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (384.0GB/s vs 81.28GB/s)

1920 additional rendering cores

AMD Radeon Pro 450 's Advantages

Lower TDP (35W vs 145W)

Score

Benchmark

FP32 (float)

Radeon RX 6800M +1095%

12.24 TFLOPS

Radeon Pro 450

1.024 TFLOPS

Radeon RX 6800M

VS

Radeon Pro 450

Graphics Card

May 2021

Release Date

Oct 2016

Mobility Radeon

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

2116 MHz

Base Clock

-

2390 MHz

Boost Clock

-

2000 MHz

Memory Clock

1270 MHz

Memory

12GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

128bit

384.0GB/s

Bandwidth

81.28GB/s

Render Config

40

Compute Units

10

-

2560

Shading Units

640

160

TMUs

40

64

ROPs

16

-

40

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

1024 KB

96 MB

L3 Cache

-

Theoretical Performance

153.0 GPixel/s

Pixel Rate

12.80 GPixel/s

382.4 GTexel/s

Texture Rate

32.00 GTexel/s

24.47 TFLOPS

FP16 (half)

1024 GFLOPS

12.24 TFLOPS

FP32 (float)

1024 GFLOPS

764.8 GFLOPS

FP64 (double)

64.00 GFLOPS

Board Design

145W

TDP

35W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 22

GPU Name

Baffin

Navi 22 XTM

GPU Variant

Baffin LE

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

17.2 billion

Transistors

3 billion

335 mm²

Die Size

123 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.2

-

6.5

Shader Model

6.4

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