ATI Radeon HD 5770 Mac Edition vs ATI Radeon HD 5670 640SP Edition

VS

ATI Radeon HD 5770 Mac Edition

ATI Radeon HD 5670 640SP Edition

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5770 Mac Edition and 512MB VRAM Radeon HD 5670 640SP Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5770 Mac Edition 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (76.48GB/s vs 64.00GB/s)

160 additional rendering cores

ATI Radeon HD 5670 640SP Edition 's Advantages

Lower TDP (64W vs 108W)

Score

Benchmark

FP32 (float)

Radeon HD 5770 Mac Edition +41%

1.36 TFLOPS

Radeon HD 5670 640SP Edition

0.96 TFLOPS

Radeon HD 5770 Mac Edition

VS

Radeon HD 5670 640SP Edition

Graphics Card

Jul 2010

Release Date

Jul 2010

Evergreen

Generation

Evergreen

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1195 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

76.48GB/s

Bandwidth

64.00GB/s

Render Config

10

Compute Units

8

-

800

Shading Units

640

40

TMUs

32

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

6.000 GPixel/s

34.00 GTexel/s

Texture Rate

24.00 GTexel/s

-

1360 GFLOPS

FP32 (float)

960.0 GFLOPS

-

Board Design

108W

TDP

64W

300 W

Suggested PSU

250 W

1x DVI 1x DisplayPort 1.1

Outputs

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

1x 6-pin

Power Connectors

None

Graphics Processor

Juniper

GPU Name

Juniper

Juniper XT (215-0754013)

GPU Variant

Juniper CE

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

1.04 billion

166 mm²

Die Size

166 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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