ATI Radeon X1550 vs ATI Radeon HD 5450

VS

ATI Radeon X1550

ATI Radeon HD 5450

We compared two Desktop platform GPUs: 256MB VRAM Radeon X1550 and 512MB VRAM Radeon HD 5450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1550 's Advantages

Larger VRAM bandwidth (12.80GB/s vs 6.400GB/s)

ATI Radeon HD 5450 's Advantages

Released 3 years and 1 months late

More VRAM (512GB vs 256GB)

80 additional rendering cores

Lower TDP (19W vs 27W)

Score

Radeon X1550

VS

Radeon HD 5450

Graphics Card

Jan 2007

Release Date

Feb 2010

Radeon R500 PCIe

Generation

Evergreen

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

400 MHz

Memory

256MB

Memory Size

512MB

DDR2

Memory Type

DDR2

128bit

Memory Bus

64bit

12.80GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

2

-

Shading Units

80

4

TMUs

8

4

ROPs

4

-

L1 Cache

8 KB (per CU)

-

L2 Cache

128 KB

-

Theoretical Performance

2.200 GPixel/s

Pixel Rate

2.600 GPixel/s

2.200 GTexel/s

Texture Rate

5.200 GTexel/s

-

FP32 (float)

104.0 GFLOPS

-

Board Design

27W

TDP

19W

200 W

Suggested PSU

200 W

1x DVI 1x VGA 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

None

Graphics Processor

RV516

GPU Name

Cedar

-

GPU Variant

Cedar PRO

R500

Architecture

TeraScale 2

UMC

Foundry

TSMC

80 nm

Process Size

40 nm

0.107 billion

Transistors

0.292 billion

100 mm²

Die Size

59 mm²

Graphics Features

9.0c (9_3)

DirectX

11.2 (11_0)

2.1

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

3.0

Shader Model

5.0

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