NVIDIA GeForce GTX 470 PhysX Edition vs AMD Radeon HD 6450

VS

NVIDIA GeForce GTX 470 PhysX Edition

AMD Radeon HD 6450

We compared two Desktop platform GPUs: 1280MB VRAM GeForce GTX 470 PhysX Edition and 512MB VRAM Radeon HD 6450 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 25.60GB/s)

288 additional rendering cores

AMD Radeon HD 6450 's Advantages

Lower TDP (18W vs 215W)

Score

Benchmark

FP32 (float)

GeForce GTX 470 PhysX Edition +444%

1.089 TFLOPS

Radeon HD 6450

0.2 TFLOPS

GeForce GTX 470 PhysX Edition

VS

Radeon HD 6450

Graphics Card

Unknown

Release Date

Apr 2011

GeForce 400

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

837 MHz

Memory Clock

800 MHz

Memory

1280MB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

320bit

Memory Bus

64bit

133.9GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

2

14

SM Count

-

448

Shading Units

160

56

TMUs

8

40

ROPs

4

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

640 KB

L2 Cache

128 KB

-

Theoretical Performance

17.02 GPixel/s

Pixel Rate

2.500 GPixel/s

34.05 GTexel/s

Texture Rate

5.000 GTexel/s

-

1089 GFLOPS

FP32 (float)

200.0 GFLOPS

-

Board Design

215W

TDP

18W

550 W

Suggested PSU

200 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

GT215

GPU Name

Caicos

GT215-400-A2

GPU Variant

Caicos PRO

Tesla 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.727 billion

Transistors

0.37 billion

144 mm²

Die Size

67 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.0

CUDA

-

5.1

Shader Model

5.0

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