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

VS

ATI Radeon HD 3870 Mac Edition

NVIDIA GeForce GTX 470 PhysX Edition

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 1280MB VRAM GeForce GTX 470 PhysX Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3870 Mac Edition 's Advantages

Lower TDP (106W vs 215W)

NVIDIA GeForce GTX 470 PhysX Edition 's Advantages

More VRAM (1280GB vs 512GB)

Larger VRAM bandwidth (133.9GB/s vs 72.06GB/s)

128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition

0.497 TFLOPS

GeForce GTX 470 PhysX Edition +119%

1.089 TFLOPS

Radeon HD 3870 Mac Edition

VS

GeForce GTX 470 PhysX Edition

Graphics Card

Jun 2008

Release Date

Unknown

Radeon R600

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1126 MHz

Memory Clock

837 MHz

Memory

512MB

Memory Size

1280MB

GDDR4

Memory Type

GDDR5

256bit

Memory Bus

320bit

72.06GB/s

Bandwidth

133.9GB/s

Render Config

4

Compute Units

-

SM Count

14

320

Shading Units

448

16

TMUs

56

16

ROPs

40

-

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

640 KB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

17.02 GPixel/s

12.43 GTexel/s

Texture Rate

34.05 GTexel/s

-

497.3 GFLOPS

FP32 (float)

1089 GFLOPS

99.46 GFLOPS

FP64 (double)

-

Board Design

106W

TDP

215W

300 W

Suggested PSU

550 W

2x DVI 1x S-Video

Outputs

2x DVI 1x mini-HDMI 1.3a

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

RV670

GPU Name

GT215

RV670 XT (215-0708005)

GPU Variant

GT215-400-A2

TeraScale

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.666 billion

Transistors

0.727 billion

192 mm²

Die Size

144 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.0

4.1

Shader Model

5.1

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