ATI Radeon HD 5450 vs ATI Radeon HD 4750

VS

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 5450 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 5450 's Advantages

Lower TDP (19W vs 100W)

ATI Radeon HD 4750 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 6.400GB/s)

560 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5450

0.104 TFLOPS

Radeon HD 4750 +798%

0.934 TFLOPS

Radeon HD 5450

VS

Radeon HD 4750

Graphics Card

Feb 2010

Release Date

Sep 2009

Evergreen

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

400 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

512MB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

128bit

6.400GB/s

Bandwidth

51.20GB/s

Render Config

-

SM Count

-

2

Compute Units

8

80

Shading Units

640

8

TMUs

32

4

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

128 KB

Theoretical Performance

2.600 GPixel/s

Pixel Rate

11.68 GPixel/s

5.200 GTexel/s

Texture Rate

23.36 GTexel/s

-

FP16 (half)

-

104.0 GFLOPS

FP32 (float)

934.4 GFLOPS

-

FP64 (double)

186.9 GFLOPS

Graphics Processor

Cedar

GPU Name

RV740

Cedar PRO

GPU Variant

RV740 PRO

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.292 billion

Transistors

0.826 billion

59 mm²

Die Size

137 mm²

Board Design

19W

TDP

100W

200 W

Suggested PSU

300 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

4.1

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