AMD Radeon Sky 900 vs NVIDIA GeForce GTX 470 PhysX Edition

VS

AMD Radeon Sky 900

NVIDIA GeForce GTX 470 PhysX Edition

We compared two Desktop platform GPUs: 3GB VRAM Radeon Sky 900 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

AMD Radeon Sky 900 's Advantages

Boost Clock950MHz

More VRAM (3GB vs 1280GB)

Larger VRAM bandwidth (240.0GB/s vs 133.9GB/s)

1344 additional rendering cores

NVIDIA GeForce GTX 470 PhysX Edition 's Advantages

Lower TDP (215W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Sky 900 +212%

3.405 TFLOPS

GeForce GTX 470 PhysX Edition

1.089 TFLOPS

Radeon Sky 900

VS

GeForce GTX 470 PhysX Edition

Graphics Card

Mar 2013

Release Date

Unknown

Radeon Sky

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

825 MHz

Base Clock

-

950 MHz

Boost Clock

-

1250 MHz

Memory Clock

837 MHz

Memory

3GB

Memory Size

1280MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

320bit

240.0GB/s

Bandwidth

133.9GB/s

Render Config

28

Compute Units

-

SM Count

14

1792

Shading Units

448

112

TMUs

56

32

ROPs

40

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

768 KB

L2 Cache

640 KB

-

Theoretical Performance

30.40 GPixel/s

Pixel Rate

17.02 GPixel/s

106.4 GTexel/s

Texture Rate

34.05 GTexel/s

-

3.405 TFLOPS

FP32 (float)

1089 GFLOPS

851.2 GFLOPS

FP64 (double)

-

Board Design

300W

TDP

215W

700 W

Suggested PSU

550 W

1x DVI 1x mini-DisplayPort 1.2

Outputs

2x DVI 1x mini-HDMI 1.3a

2x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Tahiti

GPU Name

GT215

Orthrus

GPU Variant

GT215-400-A2

GCN 1.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

0.727 billion

352 mm²

Die Size

144 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.0

5.1

Shader Model

5.1

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