ATI Radeon HD 4450 vs NVIDIA GeForce 6800 XT

VS

ATI Radeon HD 4450

NVIDIA GeForce 6800 XT

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4450 and 256MB VRAM GeForce 6800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4450 's Advantages

Released 6 years and 2 months late

More VRAM (512GB vs 256GB)

80 additional rendering cores

NVIDIA GeForce 6800 XT 's Advantages

Larger VRAM bandwidth (38.40GB/s vs 6.400GB/s)

Score

Radeon HD 4450

VS

GeForce 6800 XT

Graphics Card

Nov 2011

Release Date

Sep 2005

Radeon R700

Generation

GeForce 6 AGP

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

400 MHz

Memory Clock

600 MHz

Memory

512MB

Memory Size

256MB

DDR2

Memory Type

GDDR3

64bit

Memory Bus

256bit

6.400GB/s

Bandwidth

38.40GB/s

Render Config

1

Compute Units

-

80

Shading Units

-

8

TMUs

12

4

ROPs

8

-

16 KB (per CU)

L1 Cache

-

64 KB

L2 Cache

-

Theoretical Performance

2.400 GPixel/s

Pixel Rate

3.600 GPixel/s

4.800 GTexel/s

Texture Rate

5.400 GTexel/s

-

96.00 GFLOPS

FP32 (float)

-

Board Design

25W

TDP

Unknown

200 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

1x Molex

Graphics Processor

RV710

GPU Name

NV42

RV710 (215-0725016)

GPU Variant

6800 XT

TeraScale

Architecture

Curie

TSMC

Foundry

TSMC

55 nm

Process Size

110 nm

0.242 billion

Transistors

0.202 billion

73 mm²

Die Size

222 mm²

Graphics Features

10.1 (10_1)

DirectX

9.0c (9_3)

3.3

OpenGL

2.0 (full) 2.1 (partial)

1.1

OpenCL

N/A

Vulkan

N/A

-

4.1

Shader Model

3.0

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