NVIDIA GeForce GTX 470 PhysX Edition vs AMD Radeon HD 7870 GHz Edition

VS

NVIDIA GeForce GTX 470 PhysX Edition

AMD Radeon HD 7870 GHz Edition

We compared two Desktop platform GPUs: 1280MB VRAM GeForce GTX 470 PhysX Edition and 2GB VRAM Radeon HD 7870 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870 GHz Edition 's Advantages

More VRAM (2GB vs 1280GB)

Larger VRAM bandwidth (153.6GB/s vs 133.9GB/s)

832 additional rendering cores

Lower TDP (175W vs 215W)

Score

Benchmark

FP32 (float)

GeForce GTX 470 PhysX Edition

1.089 TFLOPS

Radeon HD 7870 GHz Edition +135%

2.56 TFLOPS

GeForce GTX 470 PhysX Edition

VS

Radeon HD 7870 GHz Edition

Graphics Card

Unknown

Release Date

Mar 2012

GeForce 400

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

837 MHz

Memory Clock

1200 MHz

Memory

1280MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

320bit

Memory Bus

256bit

133.9GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

20

14

SM Count

-

448

Shading Units

1280

56

TMUs

80

40

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

640 KB

L2 Cache

512 KB

-

Theoretical Performance

17.02 GPixel/s

Pixel Rate

32.00 GPixel/s

34.05 GTexel/s

Texture Rate

80.00 GTexel/s

-

1089 GFLOPS

FP32 (float)

2.560 TFLOPS

-

FP64 (double)

160.0 GFLOPS

Board Design

215W

TDP

175W

550 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

GT215

GPU Name

Pitcairn

GT215-400-A2

GPU Variant

Pitcairn XT (215-0828047)

Tesla 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.727 billion

Transistors

2.8 billion

144 mm²

Die Size

212 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

2.0

CUDA

-

5.1

Shader Model

5.1

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