AMD Radeon R9 280X2 vs AMD Radeon Pro W6800X

VS

AMD Radeon R9 280X2

AMD Radeon Pro W6800X

We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280X2 and 32GB VRAM Radeon Pro W6800X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6800X 's Advantages

Boost Clock has increased by 109% (2087MHz vs 1000MHz)

More VRAM (32GB vs 3GB)

Larger VRAM bandwidth (512.0GB/s vs 288.0GB/s)

1792 additional rendering cores

Lower TDP (200W vs 375W)

Score

Benchmark

FP32 (float)

Radeon R9 280X2

4.096 TFLOPS

Radeon Pro W6800X +291%

16.03 TFLOPS

Radeon R9 280X2

VS

Radeon Pro W6800X

Graphics Card

Unknown

Release Date

Aug 2021

Volcanic Islands

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

Apple MPX

Clock Speeds

950 MHz

Base Clock

1800 MHz

1000 MHz

Boost Clock

2087 MHz

1500 MHz

Memory Clock

2000 MHz

Memory

3GB

Memory Size

32GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

256bit

288.0GB/s

Bandwidth

512.0GB/s

Render Config

32

Compute Units

60

-

2048

Shading Units

3840

128

TMUs

240

32

ROPs

96

-

RT Cores

60

16 KB (per CU)

L1 Cache

128 KB per Array

768 KB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

32.00 GPixel/s

Pixel Rate

200.4 GPixel/s

128.0 GTexel/s

Texture Rate

500.9 GTexel/s

-

FP16 (half)

32.06 TFLOPS

4.096 TFLOPS

FP32 (float)

16.03 TFLOPS

1024 GFLOPS

FP64 (double)

1002 GFLOPS

Board Design

375W

TDP

200W

750 W

Suggested PSU

550 W

6x mini-DisplayPort 1.2

Outputs

1x HDMI 2.1 4x Thunderbolt

3x 8-pin

Power Connectors

Apple MPX

Graphics Processor

Tahiti

GPU Name

Navi 21

Tahiti XTL (215-0821065)

GPU Variant

Navi 21 Pro-XLA

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

4.313 billion

Transistors

26.8 billion

352 mm²

Die Size

520 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

5.1

Shader Model

6.7

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