AMD Radeon HD 6450 OEM vs ATI Radeon X800 GTO

VS

AMD Radeon HD 6450 OEM

ATI Radeon X800 GTO

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 6450 OEM and 128MB VRAM Radeon X800 GTO to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6450 OEM 's Advantages

Released 3 years and 2 months late

More VRAM (512GB vs 128GB)

160 additional rendering cores

Lower TDP (18W vs 49W)

ATI Radeon X800 GTO 's Advantages

Larger VRAM bandwidth (22.40GB/s vs 8.528GB/s)

Score

Radeon HD 6450 OEM

VS

Radeon X800 GTO

Graphics Card

Feb 2011

Release Date

Dec 2007

Northern Islands

Generation

Radeon R400 PCIe

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

533 MHz

Memory Clock

350 MHz

Memory

512MB

Memory Size

128MB

GDDR3

Memory Type

DDR

64bit

Memory Bus

256bit

8.528GB/s

Bandwidth

22.40GB/s

Render Config

2

Compute Units

-

160

Shading Units

-

8

TMUs

12

4

ROPs

12

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

4.800 GPixel/s

5.000 GTexel/s

Texture Rate

4.800 GTexel/s

-

200.0 GFLOPS

FP32 (float)

-

Board Design

18W

TDP

49W

200 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

-

Graphics Processor

Caicos

GPU Name

R423

Junbonator

GPU Variant

R423 GTO

TeraScale 2

Architecture

R400

TSMC

Foundry

TSMC

40 nm

Process Size

130 nm

0.37 billion

Transistors

0.16 billion

67 mm²

Die Size

289 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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