ATI Radeon X1650 GT vs ATI Radeon HD 4750

VS

ATI Radeon X1650 GT

ATI Radeon HD 4750

We compared two Desktop platform GPUs: 128MB VRAM Radeon X1650 GT 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 HD 4750 's Advantages

Released 2 years and 4 months late

More VRAM (512GB vs 128GB)

Larger VRAM bandwidth (51.20GB/s vs 12.80GB/s)

640 additional rendering cores

Score

Radeon X1650 GT

VS

Radeon HD 4750

Graphics Card

May 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

-

400 MHz

Memory Clock

800 MHz

Memory

128MB

Memory Size

512MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

12.80GB/s

Bandwidth

51.20GB/s

Render Config

-

Compute Units

8

-

Shading Units

640

8

TMUs

32

8

ROPs

16

-

L1 Cache

16 KB (per CU)

-

L2 Cache

128 KB

-

Theoretical Performance

3.200 GPixel/s

Pixel Rate

11.68 GPixel/s

3.200 GTexel/s

Texture Rate

23.36 GTexel/s

-

FP32 (float)

934.4 GFLOPS

-

FP64 (double)

186.9 GFLOPS

Board Design

Unknown

TDP

100W

200 W

Suggested PSU

300 W

1x DVI 1x VGA 1x S-Video

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Processor

RV560

GPU Name

RV740

RV560 GT

GPU Variant

RV740 PRO

Ultra-Threaded SE

Architecture

TeraScale

TSMC

Foundry

TSMC

80 nm

Process Size

40 nm

0.312 billion

Transistors

0.826 billion

230 mm²

Die Size

137 mm²

Graphics Features

9.0c (9_3)

DirectX

10.1 (10_1)

2.1

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

3.0

Shader Model

4.1

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