AMD Radeon HD 7470 OEM vs AMD Radeon Sky 900

VS

AMD Radeon HD 7470 OEM AMD Radeon Sky 900

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7470 OEM and 3GB VRAM Radeon Sky 900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7470 OEM 's Advantages

Lower TDP (27W vs 300W)

AMD Radeon Sky 900 's Advantages

Released 1 years and 2 months late

Boost Clock950MHz

More VRAM (3GB vs 1GB)

Larger VRAM bandwidth (240.0GB/s vs 28.80GB/s)

1632 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7470 OEM

0.24 TFLOPS

Radeon Sky 900 +1318%

3.405 TFLOPS

Radeon HD 7470 OEM

VS

Radeon Sky 900

Graphics Card

Jan 2012

Release Date

Mar 2013

Southern Islands

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

825 MHz

-

Boost Clock

950 MHz

900 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

384bit

28.80GB/s

Bandwidth

240.0GB/s

Render Config

-

SM Count

-

2

Compute Units

28

160

Shading Units

1792

8

TMUs

112

4

ROPs

32

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

768 KB

Theoretical Performance

3.000 GPixel/s

Pixel Rate

30.40 GPixel/s

6.000 GTexel/s

Texture Rate

106.4 GTexel/s

-

FP16 (half)

-

240.0 GFLOPS

FP32 (float)

3.405 TFLOPS

-

FP64 (double)

851.2 GFLOPS

Graphics Processor

Caicos

GPU Name

Tahiti

Khalidster

GPU Variant

Orthrus

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.37 billion

Transistors

4.313 billion

67 mm²

Die Size

352 mm²

Board Design

27W

TDP

300W

200 W

Suggested PSU

700 W

1x DVI 1x DisplayPort 1.1

Outputs

1x DVI 1x mini-DisplayPort 1.2

None

Power Connectors

2x 8-pin

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

CUDA

-

5.0

Shader Model

5.1

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