ATI Radeon HD 5770 Mac Edition vs ATI Radeon HD 5850

VS

ATI Radeon HD 5770 Mac Edition

ATI Radeon HD 5850

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5770 Mac Edition and 1024MB VRAM Radeon HD 5850 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

Released 10 months late

Lower TDP (108W vs 151W)

ATI Radeon HD 5850 's Advantages

Larger VRAM bandwidth (128.0GB/s vs 76.48GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5770 Mac Edition

1.36 TFLOPS

Radeon HD 5850 +53%

2.088 TFLOPS

Radeon HD 5770 Mac Edition

VS

Radeon HD 5850

Graphics Card

Jul 2010

Release Date

Sep 2009

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

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

76.48GB/s

Bandwidth

128.0GB/s

Render Config

10

Compute Units

18

-

800

Shading Units

1440

40

TMUs

72

16

ROPs

32

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

23.20 GPixel/s

34.00 GTexel/s

Texture Rate

52.20 GTexel/s

-

1360 GFLOPS

FP32 (float)

2.088 TFLOPS

-

FP64 (double)

417.6 GFLOPS

Board Design

108W

TDP

151W

300 W

Suggested PSU

450 W

1x DVI 1x DisplayPort 1.1

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Juniper

GPU Name

Cypress

Juniper XT (215-0754013)

GPU Variant

Cypress PRO (215-0735043)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

2.154 billion

166 mm²

Die Size

334 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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