ATI Radeon HD 4750 vs ATI Radeon HD 5670 640SP Edition

VS

ATI Radeon HD 4750

ATI Radeon HD 5670 640SP Edition

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4750 and 512MB VRAM Radeon HD 5670 640SP Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5670 640SP Edition 's Advantages

Released 10 months late

Larger VRAM bandwidth (64.00GB/s vs 51.20GB/s)

Lower TDP (64W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 4750

0.934 TFLOPS

Radeon HD 5670 640SP Edition +2%

0.96 TFLOPS

Radeon HD 4750

VS

Radeon HD 5670 640SP Edition

Graphics Card

Sep 2009

Release Date

Jul 2010

Radeon R700

Generation

Evergreen

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

51.20GB/s

Bandwidth

64.00GB/s

Render Config

8

Compute Units

8

-

640

Shading Units

640

32

TMUs

32

16

ROPs

8

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

11.68 GPixel/s

Pixel Rate

6.000 GPixel/s

23.36 GTexel/s

Texture Rate

24.00 GTexel/s

-

934.4 GFLOPS

FP32 (float)

960.0 GFLOPS

186.9 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

64W

300 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

1x 6-pin

Power Connectors

None

Graphics Processor

RV740

GPU Name

Juniper

RV740 PRO

GPU Variant

Juniper CE

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.826 billion

Transistors

1.04 billion

137 mm²

Die Size

166 mm²

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

-

4.1

Shader Model

5.0

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