AMD Radeon HD 6930 vs ATI Radeon HD 5670

VS

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6930 and 1024MB VRAM Radeon HD 5670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6930 's Advantages

Released 1 years and 11 months late

Larger VRAM bandwidth (153.6GB/s vs 64.00GB/s)

880 additional rendering cores

ATI Radeon HD 5670 's Advantages

Lower TDP (64W vs 186W)

Score

Benchmark

FP32 (float)

Radeon HD 6930 +209%

1.92 TFLOPS

Radeon HD 5670

0.62 TFLOPS

Radeon HD 6930

VS

Radeon HD 5670

Graphics Card

Dec 2011

Release Date

Jan 2010

Northern Islands

Generation

Evergreen

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1200 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

20

Compute Units

5

1280

Shading Units

400

80

TMUs

20

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

24.00 GPixel/s

Pixel Rate

6.200 GPixel/s

60.00 GTexel/s

Texture Rate

15.50 GTexel/s

-

FP16 (half)

-

1.920 TFLOPS

FP32 (float)

620.0 GFLOPS

480.0 GFLOPS

FP64 (double)

-

Graphics Processor

Cayman

GPU Name

Redwood

Cayman CE (215-0807105)

GPU Variant

Redwood XT (215-0757002)

TeraScale 3

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

2.64 billion

Transistors

0.627 billion

389 mm²

Die Size

104 mm²

Board Design

186W

TDP

64W

450 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 6-pin

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

5.0

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