AMD Radeon R9 285X vs AMD Radeon HD 8570 OEM

VS

AMD Radeon R9 285X

AMD Radeon HD 8570 OEM

We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 285X and 2GB VRAM Radeon HD 8570 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 285X 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (264.0GB/s vs 28.80GB/s)

1664 additional rendering cores

AMD Radeon HD 8570 OEM 's Advantages

Boost Clock780MHz

Lower TDP (50W vs 200W)

Score

Benchmark

FP32 (float)

Radeon R9 285X +585%

4.104 TFLOPS

Radeon HD 8570 OEM

0.599 TFLOPS

Radeon R9 285X

VS

Radeon HD 8570 OEM

Graphics Card

Unknown

Release Date

Jan 2013

Volcanic Islands

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

730 MHz

-

Boost Clock

780 MHz

1375 MHz

Memory Clock

900 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

128bit

264.0GB/s

Bandwidth

28.80GB/s

Render Config

32

Compute Units

6

-

2048

Shading Units

384

128

TMUs

24

32

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

256 KB

-

Theoretical Performance

32.06 GPixel/s

Pixel Rate

6.240 GPixel/s

128.3 GTexel/s

Texture Rate

18.72 GTexel/s

-

4.104 TFLOPS

FP32 (float)

599.0 GFLOPS

-

FP64 (double)

37.44 GFLOPS

Board Design

200W

TDP

50W

550 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Tonga

GPU Name

Oland

Tonga XT (215-0851313)

GPU Variant

-

GCN 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5 billion

Transistors

0.95 billion

366 mm²

Die Size

77 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.0

OpenCL

1.2

Vulkan

1.2

-

6.3

Shader Model

5.1

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