AMD Radeon R9 285 vs ATI Radeon HD 5870 Mac Edition

VS

AMD Radeon R9 285 ATI Radeon HD 5870 Mac Edition

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 285 and 1024MB VRAM Radeon HD 5870 Mac Edition 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 3 months late

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (176.0GB/s vs 153.0GB/s)

192 additional rendering cores

Lower TDP (190W vs 228W)

Score

Benchmark

FP32 (float)

Radeon R9 285 +20%

3.29 TFLOPS

Radeon HD 5870 Mac Edition

2.72 TFLOPS

Radeon R9 285

VS

Radeon HD 5870 Mac Edition

Graphics Card

Sep 2014

Release Date

Jun 2010

Volcanic Islands

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1375 MHz

Memory Clock

1195 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

176.0GB/s

Bandwidth

153.0GB/s

Render Config

-

SM Count

-

28

Compute Units

20

1792

Shading Units

1600

112

TMUs

80

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

29.38 GPixel/s

Pixel Rate

27.20 GPixel/s

102.8 GTexel/s

Texture Rate

68.00 GTexel/s

3.290 TFLOPS

FP16 (half)

-

3.290 TFLOPS

FP32 (float)

2.720 TFLOPS

205.6 GFLOPS

FP64 (double)

544.0 GFLOPS

Graphics Processor

Tonga

GPU Name

Cypress

Tonga PRO (215-0851128)

GPU Variant

Cypress XT (215-0735033)

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

Board Design

190W

TDP

228W

450 W

Suggested PSU

550 W

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

Outputs

1x DVI 2x mini-DisplayPort 1.1

2x 6-pin

Power Connectors

2x 6-pin

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

-

CUDA

-

6.5

Shader Model

5.0

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