NVIDIA GeForce GTX 470 PhysX Edition vs ATI Radeon HD 4450

VS

NVIDIA GeForce GTX 470 PhysX Edition

ATI Radeon HD 4450

We compared two Desktop platform GPUs: 1280MB VRAM GeForce GTX 470 PhysX Edition 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 GTX 470 PhysX Edition 's Advantages

More VRAM (1280GB vs 512GB)

Larger VRAM bandwidth (133.9GB/s vs 6.400GB/s)

368 additional rendering cores

ATI Radeon HD 4450 's Advantages

Lower TDP (25W vs 215W)

Score

Benchmark

FP32 (float)

GeForce GTX 470 PhysX Edition +1034%

1.089 TFLOPS

Radeon HD 4450

0.096 TFLOPS

GeForce GTX 470 PhysX Edition

VS

Radeon HD 4450

Graphics Card

Unknown

Release Date

Nov 2011

GeForce 400

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

837 MHz

Memory Clock

400 MHz

Memory

1280MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

320bit

Memory Bus

64bit

133.9GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

1

14

SM Count

-

448

Shading Units

80

56

TMUs

8

40

ROPs

4

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

640 KB

L2 Cache

64 KB

-

Theoretical Performance

17.02 GPixel/s

Pixel Rate

2.400 GPixel/s

34.05 GTexel/s

Texture Rate

4.800 GTexel/s

-

1089 GFLOPS

FP32 (float)

96.00 GFLOPS

-

Board Design

215W

TDP

25W

550 W

Suggested PSU

200 W

2x DVI 1x mini-HDMI 1.3a

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

GT215

GPU Name

RV710

GT215-400-A2

GPU Variant

RV710 (215-0725016)

Tesla 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.727 billion

Transistors

0.242 billion

144 mm²

Die Size

73 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.0

CUDA

-

5.1

Shader Model

4.1

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