NVIDIA GeForce GTX 470 PhysX Edition vs ATI Radeon HD 3870 X2

VS

NVIDIA GeForce GTX 470 PhysX Edition

ATI Radeon HD 3870 X2

We compared two Desktop platform GPUs: 1280MB VRAM GeForce GTX 470 PhysX Edition and 512MB VRAM Radeon HD 3870 X2 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 57.66GB/s)

128 additional rendering cores

ATI Radeon HD 3870 X2 's Advantages

Lower TDP (165W vs 215W)

Score

Benchmark

FP32 (float)

GeForce GTX 470 PhysX Edition +106%

1.089 TFLOPS

Radeon HD 3870 X2

0.528 TFLOPS

GeForce GTX 470 PhysX Edition

VS

Radeon HD 3870 X2

Graphics Card

Unknown

Release Date

Jan 2008

GeForce 400

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

837 MHz

Memory Clock

901 MHz

Memory

1280MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

320bit

Memory Bus

256bit

133.9GB/s

Bandwidth

57.66GB/s

Render Config

-

Compute Units

4

14

SM Count

-

448

Shading Units

320

56

TMUs

16

40

ROPs

16

-

64 KB (per SM)

L1 Cache

-

640 KB

L2 Cache

256 KB

-

Theoretical Performance

17.02 GPixel/s

Pixel Rate

13.20 GPixel/s

34.05 GTexel/s

Texture Rate

13.20 GTexel/s

-

1089 GFLOPS

FP32 (float)

528.0 GFLOPS

-

FP64 (double)

105.6 GFLOPS

Board Design

215W

TDP

165W

550 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GT215

GPU Name

R680

GT215-400-A2

GPU Variant

R680 XT (215-0708017)

Tesla 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.727 billion

Transistors

0.666 billion

144 mm²

Die Size

192 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

1.1

OpenCL

N/A

Vulkan

N/A

2.0

CUDA

-

5.1

Shader Model

4.1

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