AMD Radeon HD 7450 OEM vs ATI Radeon X800 GT AGP

VS

AMD Radeon HD 7450 OEM

ATI Radeon X800 GT AGP

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7450 OEM and 256MB VRAM Radeon X800 GT AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7450 OEM 's Advantages

Released 4 years and 2 months late

More VRAM (512GB vs 256GB)

160 additional rendering cores

Lower TDP (18W vs 40W)

ATI Radeon X800 GT AGP 's Advantages

Larger VRAM bandwidth (31.55GB/s vs 8.528GB/s)

Score

Radeon HD 7450 OEM

VS

Radeon X800 GT AGP

Graphics Card

Jan 2012

Release Date

Nov 2007

Southern Islands

Generation

Radeon R400 AGP

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

533 MHz

Memory Clock

493 MHz

Memory

512MB

Memory Size

256MB

GDDR3

Memory Type

GDDR3

64bit

Memory Bus

256bit

8.528GB/s

Bandwidth

31.55GB/s

Render Config

2

Compute Units

-

160

Shading Units

-

8

TMUs

8

4

ROPs

8

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

3.784 GPixel/s

5.000 GTexel/s

Texture Rate

3.784 GTexel/s

-

200.0 GFLOPS

FP32 (float)

-

Board Design

18W

TDP

40W

200 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

1x Molex

Graphics Processor

Caicos

GPU Name

R420

Caimour

GPU Variant

R420 GT (215RAACGA12F)

TeraScale 2

Architecture

R400

TSMC

Foundry

TSMC

40 nm

Process Size

130 nm

0.37 billion

Transistors

0.16 billion

67 mm²

Die Size

281 mm²

Graphics Features

11.2 (11_0)

DirectX

9.0b (9_2)

4.4

OpenGL

2.1

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

-

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