AMD Radeon Sky 700 vs AMD Radeon HD 6930

VS

AMD Radeon Sky 700

AMD Radeon HD 6930

We compared two Desktop platform GPUs: 6GB VRAM Radeon Sky 700 and 1024MB VRAM Radeon HD 6930 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 700 's Advantages

Released 1 years and 3 months late

More VRAM (6GB vs 1024GB)

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

512 additional rendering cores

AMD Radeon HD 6930 's Advantages

Lower TDP (186W vs 225W)

Score

Benchmark

FP32 (float)

Radeon Sky 700 +68%

3.226 TFLOPS

Radeon HD 6930

1.92 TFLOPS

Radeon Sky 700

VS

Radeon HD 6930

Graphics Card

Mar 2013

Release Date

Dec 2011

Radeon Sky

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

1200 MHz

Memory

6GB

Memory Size

1024MB

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

8 KB (per CU)

768 KB

L2 Cache

512 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

24.00 GPixel/s

100.8 GTexel/s

Texture Rate

60.00 GTexel/s

-

3.226 TFLOPS

FP32 (float)

1.920 TFLOPS

806.4 GFLOPS

FP64 (double)

480.0 GFLOPS

Board Design

225W

TDP

186W

550 W

Suggested PSU

450 W

1x DisplayPort 1.2

Outputs

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

1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Tahiti

GPU Name

Cayman

Tahiti PRO GL

GPU Variant

Cayman CE (215-0807105)

GCN 1.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

2.64 billion

352 mm²

Die Size

389 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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