ATI Radeon HD 4450 vs NVIDIA GeForce 8800 Ultra

VS

ATI Radeon HD 4450

NVIDIA GeForce 8800 Ultra

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4450 and 768MB VRAM GeForce 8800 Ultra to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4450 's Advantages

Released 4 years and 6 months late

Lower TDP (25W vs 171W)

NVIDIA GeForce 8800 Ultra 's Advantages

More VRAM (768GB vs 512GB)

Larger VRAM bandwidth (103.7GB/s vs 6.400GB/s)

48 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4450

0.096 TFLOPS

GeForce 8800 Ultra +303%

0.387 TFLOPS

Radeon HD 4450

VS

GeForce 8800 Ultra

Graphics Card

Nov 2011

Release Date

May 2007

Radeon R700

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

400 MHz

Memory Clock

1080 MHz

Memory

512MB

Memory Size

768MB

DDR2

Memory Type

GDDR3

64bit

Memory Bus

384bit

6.400GB/s

Bandwidth

103.7GB/s

Render Config

1

Compute Units

-

SM Count

16

80

Shading Units

128

8

TMUs

32

4

ROPs

24

-

16 KB (per CU)

L1 Cache

-

64 KB

L2 Cache

96 KB

-

Theoretical Performance

2.400 GPixel/s

Pixel Rate

14.69 GPixel/s

4.800 GTexel/s

Texture Rate

39.17 GTexel/s

-

96.00 GFLOPS

FP32 (float)

387.1 GFLOPS

-

Board Design

25W

TDP

171W

200 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x S-Video

None

Power Connectors

2x 6-pin

Graphics Processor

RV710

GPU Name

G80

RV710 (215-0725016)

GPU Variant

G80-450-A3

TeraScale

Architecture

Tesla

TSMC

Foundry

TSMC

55 nm

Process Size

90 nm

0.242 billion

Transistors

0.681 billion

73 mm²

Die Size

484 mm²

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_0)

3.3

OpenGL

3.3

1.1

OpenCL

1.1 (1.0)

N/A

Vulkan

N/A

-

CUDA

1.0

4.1

Shader Model

4.0

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