AMD Radeon RX 6800M vs AMD Radeon HD 6550M

VS

AMD Radeon RX 6800M

AMD Radeon HD 6550M

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 6800M and 1024MB VRAM Radeon HD 6550M 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 6 months late

Boost Clock2390MHz

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (384.0GB/s vs 28.80GB/s)

2160 additional rendering cores

AMD Radeon HD 6550M 's Advantages

Lower TDP (26W vs 145W)

Score

Benchmark

FP32 (float)

Radeon RX 6800M +2450%

12.24 TFLOPS

Radeon HD 6550M

0.48 TFLOPS

Radeon RX 6800M

VS

Radeon HD 6550M

Graphics Card

May 2021

Release Date

Nov 2010

Mobility Radeon

Generation

Vancouver

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-II

Clock Speeds

2116 MHz

Base Clock

-

2390 MHz

Boost Clock

-

2000 MHz

Memory Clock

900 MHz

Memory

12GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

192bit

Memory Bus

128bit

384.0GB/s

Bandwidth

28.80GB/s

Render Config

40

Compute Units

5

-

2560

Shading Units

400

160

TMUs

20

64

ROPs

8

-

40

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

3 MB

L2 Cache

256 KB

96 MB

L3 Cache

-

Theoretical Performance

153.0 GPixel/s

Pixel Rate

4.800 GPixel/s

382.4 GTexel/s

Texture Rate

12.00 GTexel/s

24.47 TFLOPS

FP16 (half)

-

12.24 TFLOPS

FP32 (float)

480.0 GFLOPS

764.8 GFLOPS

FP64 (double)

-

Board Design

145W

TDP

26W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 22

GPU Name

Lexington

Navi 22 XTM

GPU Variant

-

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

17.2 billion

Transistors

2.154 billion

335 mm²

Die Size

334 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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