AMD Radeon HD 6770 vs ATI Radeon HD 5630

VS

AMD Radeon HD 6770

ATI Radeon HD 5630

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6770 and 1024MB VRAM Radeon HD 5630 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770 's Advantages

Larger VRAM bandwidth (76.80GB/s vs 12.48GB/s)

480 additional rendering cores

ATI Radeon HD 5630 's Advantages

Lower TDP (39W vs 108W)

Score

Benchmark

FP32 (float)

Radeon HD 6770 +226%

1.36 TFLOPS

Radeon HD 5630

0.416 TFLOPS

Radeon HD 6770

VS

Radeon HD 5630

Graphics Card

Jan 2011

Release Date

Feb 2011

Northern Islands

Generation

Evergreen

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

390 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

76.80GB/s

Bandwidth

12.48GB/s

Render Config

10

Compute Units

4

-

800

Shading Units

320

40

TMUs

16

ROPs

8

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

5.200 GPixel/s

34.00 GTexel/s

Texture Rate

10.40 GTexel/s

-

1360 GFLOPS

FP32 (float)

416.0 GFLOPS

-

Board Design

108W

TDP

39W

300 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

Juniper

GPU Name

Redwood

Juniper XT (215-0754013)

GPU Variant

Redwood LE

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

0.627 billion

166 mm²

Die Size

104 mm²

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

-

5.0

Shader Model

5.0

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