AMD Radeon Pro W6800X vs ATI Radeon HD 3550

VS

AMD Radeon Pro W6800X

ATI Radeon HD 3550

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6800X and 512MB VRAM Radeon HD 3550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6800X 's Advantages

Released 13 years late

Boost Clock2087MHz

More VRAM (32GB vs 512GB)

Larger VRAM bandwidth (512.0GB/s vs 6.336GB/s)

3800 additional rendering cores

ATI Radeon HD 3550 's Advantages

Lower TDP (30W vs 200W)

Score

Benchmark

FP32 (float)

Radeon Pro W6800X +33295%

16.03 TFLOPS

Radeon HD 3550

0.048 TFLOPS

Radeon Pro W6800X

VS

Radeon HD 3550

Graphics Card

Aug 2021

Release Date

Aug 2008

Radeon Pro Mac

Generation

Radeon R600

Desktop

Type

Desktop

Apple MPX

Bus Interface

PCIe 2.0 x16

Clock Speeds

1800 MHz

Base Clock

-

2087 MHz

Boost Clock

-

2000 MHz

Memory Clock

396 MHz

Memory

32GB

Memory Size

512MB

GDDR6

Memory Type

DDR2

256bit

Memory Bus

64bit

512.0GB/s

Bandwidth

6.336GB/s

Render Config

60

Compute Units

2

-

3840

Shading Units

40

240

TMUs

4

96

ROPs

4

-

60

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

64 KB

128 MB

L3 Cache

-

Theoretical Performance

200.4 GPixel/s

Pixel Rate

2.376 GPixel/s

500.9 GTexel/s

Texture Rate

2.376 GTexel/s

32.06 TFLOPS

FP16 (half)

-

16.03 TFLOPS

FP32 (float)

47.52 GFLOPS

1002 GFLOPS

FP64 (double)

-

Board Design

200W

TDP

30W

550 W

Suggested PSU

200 W

1x HDMI 2.1 4x Thunderbolt

Outputs

2x DisplayPort

Apple MPX

Power Connectors

None

Graphics Processor

Navi 21

GPU Name

RV620

Navi 21 Pro-XLA

GPU Variant

RV620 PRO (215-0670006)

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

26.8 billion

Transistors

0.181 billion

520 mm²

Die Size

67 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.7

Shader Model

4.1

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