AMD Radeon Pro W6800 vs ATI Radeon HD 4750

VS

AMD Radeon Pro W6800

ATI Radeon HD 4750

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6800 and 512MB VRAM Radeon HD 4750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6800 's Advantages

Released 11 years and 9 months late

Boost Clock2320MHz

More VRAM (32GB vs 512GB)

Larger VRAM bandwidth (512.0GB/s vs 51.20GB/s)

3200 additional rendering cores

ATI Radeon HD 4750 's Advantages

Lower TDP (100W vs 250W)

Score

Benchmark

FP32 (float)

Radeon Pro W6800 +1807%

17.82 TFLOPS

Radeon HD 4750

0.934 TFLOPS

Radeon Pro W6800

VS

Radeon HD 4750

Graphics Card

Jun 2021

Release Date

Sep 2009

Radeon Pro

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2075 MHz

Base Clock

-

2320 MHz

Boost Clock

-

2000 MHz

Memory Clock

800 MHz

Memory

32GB

Memory Size

512MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

512.0GB/s

Bandwidth

51.20GB/s

Render Config

60

Compute Units

8

-

3840

Shading Units

640

240

TMUs

32

96

ROPs

16

-

60

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

128 KB

128 MB

L3 Cache

-

Theoretical Performance

222.7 GPixel/s

Pixel Rate

11.68 GPixel/s

556.8 GTexel/s

Texture Rate

23.36 GTexel/s

35.64 TFLOPS

FP16 (half)

-

17.82 TFLOPS

FP32 (float)

934.4 GFLOPS

1114 GFLOPS

FP64 (double)

186.9 GFLOPS

Board Design

250W

TDP

100W

600 W

Suggested PSU

300 W

6x mini-DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 21

GPU Name

RV740

-

GPU Variant

RV740 PRO

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

26.8 billion

Transistors

0.826 billion

520 mm²

Die Size

137 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

6.5

Shader Model

4.1

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