AMD Radeon HD 7770 GHz Edition vs ATI Radeon HD 5830

VS

AMD Radeon HD 7770 GHz Edition

ATI Radeon HD 5830

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7770 GHz Edition and 1024MB VRAM Radeon HD 5830 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7770 GHz Edition 's Advantages

Released 2 years late

Lower TDP (80W vs 175W)

ATI Radeon HD 5830 's Advantages

Larger VRAM bandwidth (128.0GB/s vs 72.00GB/s)

480 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7770 GHz Edition

1.28 TFLOPS

Radeon HD 5830 +40%

1.792 TFLOPS

Radeon HD 7770 GHz Edition

VS

Radeon HD 5830

Graphics Card

Feb 2012

Release Date

Feb 2010

Southern Islands

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1125 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

72.00GB/s

Bandwidth

128.0GB/s

Render Config

10

Compute Units

14

-

640

Shading Units

1120

40

TMUs

56

16

ROPs

16

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

16.00 GPixel/s

Pixel Rate

12.80 GPixel/s

40.00 GTexel/s

Texture Rate

44.80 GTexel/s

-

1280 GFLOPS

FP32 (float)

1.792 TFLOPS

80.00 GFLOPS

FP64 (double)

358.4 GFLOPS

Board Design

80W

TDP

175W

250 W

Suggested PSU

450 W

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

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Cape Verde

GPU Name

Cypress

Cape Verde XT

GPU Variant

Cypress LE (215-0735047)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.5 billion

Transistors

2.154 billion

123 mm²

Die Size

334 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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