ATI Radeon HD 4750 vs ATI Radeon X550 XTX

VS

ATI Radeon HD 4750

ATI Radeon X550 XTX

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4750 and 128MB VRAM Radeon X550 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4750 's Advantages

Released 2 years and 8 months late

More VRAM (512GB vs 128GB)

Larger VRAM bandwidth (51.20GB/s vs 4.800GB/s)

640 additional rendering cores

Score

Radeon HD 4750

VS

Radeon X550 XTX

Graphics Card

Sep 2009

Release Date

Jan 2007

Radeon R700

Generation

Radeon R300

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

800 MHz

Memory Clock

300 MHz

Memory

512MB

Memory Size

128MB

GDDR5

Memory Type

DDR

128bit

Memory Bus

64bit

51.20GB/s

Bandwidth

4.800GB/s

Render Config

8

Compute Units

-

640

Shading Units

-

32

TMUs

8

16

ROPs

8

-

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

-

Theoretical Performance

11.68 GPixel/s

Pixel Rate

3.200 GPixel/s

23.36 GTexel/s

Texture Rate

3.200 GTexel/s

-

934.4 GFLOPS

FP32 (float)

-

186.9 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

Unknown

300 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

RV740

GPU Name

RV410

RV740 PRO

GPU Variant

-

TeraScale

Architecture

R400

TSMC

Foundry

TSMC

40 nm

Process Size

110 nm

0.826 billion

Transistors

0.12 billion

137 mm²

Die Size

156 mm²

Graphics Features

10.1 (10_1)

DirectX

9.0b (9_2)

3.3

OpenGL

2.0

1.1

OpenCL

N/A

Vulkan

N/A

-

4.1

Shader Model

-

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