AMD Radeon Pro W6800 vs AMD Radeon R9 285X

VS

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6800 and 3GB VRAM Radeon R9 285X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6800 's Advantages

Boost Clock2320MHz

More VRAM (32GB vs 3GB)

Larger VRAM bandwidth (512.0GB/s vs 264.0GB/s)

1792 additional rendering cores

AMD Radeon R9 285X 's Advantages

Lower TDP (200W vs 250W)

Score

Benchmark

FP32 (float)

Radeon Pro W6800 +334%

17.82 TFLOPS

Radeon R9 285X

4.104 TFLOPS

Radeon Pro W6800

VS

Radeon R9 285X

Graphics Card

Jun 2021

Release Date

Unknown

Radeon Pro

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2075 MHz

Base Clock

-

2320 MHz

Boost Clock

-

2000 MHz

Memory Clock

1375 MHz

Memory

32GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

384bit

512.0GB/s

Bandwidth

264.0GB/s

Render Config

-

SM Count

-

60

Compute Units

32

3840

Shading Units

2048

240

TMUs

128

96

ROPs

32

-

Tensor Cores

-

60

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

768 KB

Theoretical Performance

222.7 GPixel/s

Pixel Rate

32.06 GPixel/s

556.8 GTexel/s

Texture Rate

128.3 GTexel/s

35.64 TFLOPS

FP16 (half)

-

17.82 TFLOPS

FP32 (float)

4.104 TFLOPS

1114 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 21

GPU Name

Tonga

-

GPU Variant

Tonga XT (215-0851313)

RDNA 2.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

26.8 billion

Transistors

5 billion

520 mm²

Die Size

366 mm²

Board Design

250W

TDP

200W

600 W

Suggested PSU

550 W

6x mini-DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.0

1.3

Vulkan

1.2

-

CUDA

-

6.5

Shader Model

6.3

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