NVIDIA GeForce 8800 GT vs ATI Radeon HD 4450

VS

NVIDIA GeForce 8800 GT

ATI Radeon HD 4450

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

Main Differences

NVIDIA GeForce 8800 GT 's Advantages

Larger VRAM bandwidth (57.60GB/s vs 6.400GB/s)

32 additional rendering cores

ATI Radeon HD 4450 's Advantages

Released 4 years and 1 months late

Lower TDP (25W vs 125W)

Score

Benchmark

FP32 (float)

GeForce 8800 GT +250%

0.336 TFLOPS

Radeon HD 4450

0.096 TFLOPS

GeForce 8800 GT

VS

Radeon HD 4450

Graphics Card

Oct 2007

Release Date

Nov 2011

GeForce 8

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

400 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

DDR2

256bit

Memory Bus

64bit

57.60GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

1

14

SM Count

-

112

Shading Units

80

56

TMUs

8

16

ROPs

4

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

64 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

2.400 GPixel/s

33.60 GTexel/s

Texture Rate

4.800 GTexel/s

-

336.0 GFLOPS

FP32 (float)

96.00 GFLOPS

-

Board Design

125W

TDP

25W

300 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

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

1x 6-pin

Power Connectors

None

Graphics Processor

G92

GPU Name

RV710

G92-270-A2

GPU Variant

RV710 (215-0725016)

Tesla

Architecture

TeraScale

TSMC

Foundry

TSMC

65 nm

Process Size

55 nm

0.754 billion

Transistors

0.242 billion

324 mm²

Die Size

73 mm²

Graphics Features

11.1 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.1

CUDA

-

4.0

Shader Model

4.1

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