AMD Radeon Pro W6800X Duo vs ATI Radeon HD 2900 XTX

VS

AMD Radeon Pro W6800X Duo ATI Radeon HD 2900 XTX

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6800X Duo and 512MB VRAM Radeon HD 2900 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6800X Duo 's Advantages

Boost Clock1967MHz

Larger VRAM bandwidth (512.0GB/s vs 106.0GB/s)

3520 additional rendering cores

ATI Radeon HD 2900 XTX 's Advantages

Lower TDP (240W vs 400W)

Score

Benchmark

FP32 (float)

Radeon Pro W6800X Duo +3074%

15.11 TFLOPS

Radeon HD 2900 XTX

0.476 TFLOPS

Radeon Pro W6800X Duo

VS

Radeon HD 2900 XTX

Graphics Card

Aug 2021

Release Date

Unknown

Radeon Pro Mac

Generation

Radeon R600

Desktop

Type

Desktop

Apple MPX

Bus Interface

PCIe 1.0 x16

Clock Speeds

1800 MHz

Base Clock

-

1967 MHz

Boost Clock

-

2000 MHz

Memory Clock

828 MHz

Memory

32GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

512bit

512.0GB/s

Bandwidth

106.0GB/s

Render Config

-

SM Count

-

60

Compute Units

4

3840

Shading Units

320

240

TMUs

16

96

ROPs

16

-

Tensor Cores

-

60

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

256 KB

Theoretical Performance

188.8 GPixel/s

Pixel Rate

11.89 GPixel/s

472.1 GTexel/s

Texture Rate

11.89 GTexel/s

30.21 TFLOPS

FP16 (half)

-

15.11 TFLOPS

FP32 (float)

475.5 GFLOPS

944.2 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 21

GPU Name

R600

Navi 21 Pro-XLA

GPU Variant

R600 XTX A11 (215RGMDKA11FG)

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

80 nm

26.8 billion

Transistors

0.72 billion

520 mm²

Die Size

420 mm²

Board Design

400W

TDP

240W

800 W

Suggested PSU

550 W

1x HDMI 2.1 4x Thunderbolt

Outputs

2x DVI 1x S-Video

None

Power Connectors

2x 6-pin

Graphics Features

12 Ultimate (12_2)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3 (full) 4.0 (partial)

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

CUDA

-

6.7

Shader Model

4.0

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