AMD Radeon R9 285 vs ATI Radeon HD 5830

VS

AMD Radeon R9 285

ATI Radeon HD 5830

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 285 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 R9 285 's Advantages

Released 4 years and 7 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (176.0GB/s vs 128.0GB/s)

672 additional rendering cores

ATI Radeon HD 5830 's Advantages

Lower TDP (175W vs 190W)

Score

Benchmark

FP32 (float)

Radeon R9 285 +83%

3.29 TFLOPS

Radeon HD 5830

1.792 TFLOPS

Radeon R9 285

VS

Radeon HD 5830

Graphics Card

Sep 2014

Release Date

Feb 2010

Volcanic Islands

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

176.0GB/s

Bandwidth

128.0GB/s

Render Config

28

Compute Units

14

-

1792

Shading Units

1120

112

TMUs

56

32

ROPs

16

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

29.38 GPixel/s

Pixel Rate

12.80 GPixel/s

102.8 GTexel/s

Texture Rate

44.80 GTexel/s

3.290 TFLOPS

FP16 (half)

-

3.290 TFLOPS

FP32 (float)

1.792 TFLOPS

205.6 GFLOPS

FP64 (double)

358.4 GFLOPS

Board Design

190W

TDP

175W

450 W

Suggested PSU

450 W

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

Outputs

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

2x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Tonga

GPU Name

Cypress

Tonga PRO (215-0851128)

GPU Variant

Cypress LE (215-0735047)

GCN 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

5 billion

Transistors

2.154 billion

366 mm²

Die Size

334 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.2.170

Vulkan

N/A

-

6.5

Shader Model

5.0

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