AMD Radeon Pro W6800X Duo vs AMD Radeon HD 6970

VS

AMD Radeon Pro W6800X Duo AMD Radeon HD 6970

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6800X Duo and 2GB VRAM Radeon HD 6970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6800X Duo 's Advantages

Released 10 years and 8 months late

Boost Clock1967MHz

More VRAM (32GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 176.0GB/s)

2304 additional rendering cores

AMD Radeon HD 6970 's Advantages

Lower TDP (250W vs 400W)

Score

Benchmark

FP32 (float)

Radeon Pro W6800X Duo +459%

15.11 TFLOPS

Radeon HD 6970

2.703 TFLOPS

Radeon Pro W6800X Duo

VS

Radeon HD 6970

Graphics Card

Aug 2021

Release Date

Dec 2010

Radeon Pro Mac

Generation

Northern Islands

Desktop

Type

Desktop

Apple MPX

Bus Interface

PCIe 2.0 x16

Clock Speeds

1800 MHz

Base Clock

-

1967 MHz

Boost Clock

-

2000 MHz

Memory Clock

1375 MHz

Memory

32GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

176.0GB/s

Render Config

-

SM Count

-

60

Compute Units

24

3840

Shading Units

1536

240

TMUs

96

ROPs

32

-

Tensor Cores

-

60

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

512 KB

Theoretical Performance

188.8 GPixel/s

Pixel Rate

28.16 GPixel/s

472.1 GTexel/s

Texture Rate

84.48 GTexel/s

30.21 TFLOPS

FP16 (half)

-

15.11 TFLOPS

FP32 (float)

2.703 TFLOPS

944.2 GFLOPS

FP64 (double)

675.8 GFLOPS

Graphics Processor

Navi 21

GPU Name

Cayman

Navi 21 Pro-XLA

GPU Variant

Cayman XT (215-0807007)

RDNA 2.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

26.8 billion

Transistors

2.64 billion

520 mm²

Die Size

389 mm²

Board Design

400W

TDP

250W

800 W

Suggested PSU

600 W

1x HDMI 2.1 4x Thunderbolt

Outputs

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

None

Power Connectors

1x 6-pin + 1x 8-pin

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

-

CUDA

-

6.7

Shader Model

5.0

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