ATI Radeon X1950 XTX Uber Edition vs ATI Radeon HD 4750

VS

ATI Radeon X1950 XTX Uber Edition

ATI Radeon HD 4750

We compared two Desktop platform GPUs: 512MB VRAM Radeon X1950 XTX Uber Edition and 512MB VRAM Radeon HD 4750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1950 XTX Uber Edition 's Advantages

Larger VRAM bandwidth (67.20GB/s vs 51.20GB/s)

ATI Radeon HD 4750 's Advantages

Released 2 years and 8 months late

640 additional rendering cores

Lower TDP (100W vs 125W)

Score

Radeon X1950 XTX Uber Edition

VS

Radeon HD 4750

Graphics Card

Jan 2007

Release Date

Sep 2009

Radeon R500 PCIe

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1050 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

512MB

GDDR4

Memory Type

GDDR5

256bit

Memory Bus

128bit

67.20GB/s

Bandwidth

51.20GB/s

Render Config

-

Compute Units

8

-

Shading Units

640

16

TMUs

32

16

ROPs

16

-

L1 Cache

16 KB (per CU)

-

L2 Cache

128 KB

-

Theoretical Performance

10.72 GPixel/s

Pixel Rate

11.68 GPixel/s

10.72 GTexel/s

Texture Rate

23.36 GTexel/s

-

FP32 (float)

934.4 GFLOPS

-

FP64 (double)

186.9 GFLOPS

Board Design

125W

TDP

100W

300 W

Suggested PSU

300 W

1x DVI 1x VHDCI

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

R580+

GPU Name

RV740

R580+ XT (215BAABKA31FG)

GPU Variant

RV740 PRO

R500

Architecture

TeraScale

TSMC

Foundry

TSMC

90 nm

Process Size

40 nm

0.384 billion

Transistors

0.826 billion

352 mm²

Die Size

137 mm²

Graphics Features

9.0c (9_3)

DirectX

10.1 (10_1)

2.1 (full) 3.0 (partial)

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

3.0

Shader Model

4.1

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