AMD Radeon Sky 700 vs AMD Radeon Sky 500

VS

AMD Radeon Sky 700

AMD Radeon Sky 500

We compared two Desktop platform GPUs: 6GB VRAM Radeon Sky 700 and 4GB VRAM Radeon Sky 500 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 700 's Advantages

More VRAM (6GB vs 4GB)

Larger VRAM bandwidth (264.0GB/s vs 153.6GB/s)

512 additional rendering cores

AMD Radeon Sky 500 's Advantages

Lower TDP (150W vs 225W)

Score

Benchmark

FP32 (float)

Radeon Sky 700 +32%

3.226 TFLOPS

Radeon Sky 500

2.432 TFLOPS

Radeon Sky 700

VS

Radeon Sky 500

Graphics Card

Mar 2013

Release Date

Mar 2013

Radeon Sky

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

1200 MHz

Memory

6GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

264.0GB/s

Bandwidth

153.6GB/s

Render Config

28

Compute Units

20

-

1792

Shading Units

1280

112

TMUs

80

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

512 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

30.40 GPixel/s

100.8 GTexel/s

Texture Rate

76.00 GTexel/s

-

3.226 TFLOPS

FP32 (float)

2.432 TFLOPS

806.4 GFLOPS

FP64 (double)

152.0 GFLOPS

Board Design

225W

TDP

150W

550 W

Suggested PSU

450 W

1x DisplayPort 1.2

Outputs

1x DisplayPort 1.2

1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Tahiti

GPU Name

Pitcairn

Tahiti PRO GL

GPU Variant

Pitcairn XT GL (215-0828073)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

4.313 billion

Transistors

2.8 billion

352 mm²

Die Size

212 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

5.1

Shader Model

5.1

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