AMD Radeon Pro W6800X vs ATI Radeon HD 2600 XT Mac Edition

VS

AMD Radeon Pro W6800X

ATI Radeon HD 2600 XT Mac Edition

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6800X and 256MB VRAM Radeon HD 2600 XT Mac Edition 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 and 6 months late

Boost Clock2087MHz

More VRAM (32GB vs 256GB)

Larger VRAM bandwidth (512.0GB/s vs 25.60GB/s)

3720 additional rendering cores

ATI Radeon HD 2600 XT Mac Edition 's Advantages

Lower TDP (45W vs 200W)

Score

Benchmark

FP32 (float)

Radeon Pro W6800X +9441%

16.03 TFLOPS

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

Radeon Pro W6800X

VS

Radeon HD 2600 XT Mac Edition

Graphics Card

Aug 2021

Release Date

Feb 2008

Radeon Pro Mac

Generation

Radeon R600

Desktop

Type

Desktop

Apple MPX

Bus Interface

PCIe 1.0 x16

Clock Speeds

1800 MHz

Base Clock

-

2087 MHz

Boost Clock

-

2000 MHz

Memory Clock

800 MHz

Memory

32GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

128bit

512.0GB/s

Bandwidth

25.60GB/s

Render Config

60

Compute Units

3

-

3840

Shading Units

120

240

TMUs

8

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

2.800 GPixel/s

500.9 GTexel/s

Texture Rate

5.600 GTexel/s

32.06 TFLOPS

FP16 (half)

-

16.03 TFLOPS

FP32 (float)

168.0 GFLOPS

1002 GFLOPS

FP64 (double)

-

Board Design

200W

TDP

45W

550 W

Suggested PSU

200 W

1x HDMI 2.1 4x Thunderbolt

Outputs

2x DVI

Apple MPX

Power Connectors

None

Graphics Processor

Navi 21

GPU Name

RV630

Navi 21 Pro-XLA

GPU Variant

-

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

65 nm

26.8 billion

Transistors

0.39 billion

520 mm²

Die Size

153 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.7

Shader Model

4.0

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