AMD Radeon HD 8570 OEM vs AMD Radeon R9 390 X2

VS

AMD Radeon HD 8570 OEM

AMD Radeon R9 390 X2

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 8570 OEM and 8GB VRAM Radeon R9 390 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8570 OEM 's Advantages

Boost Clock780MHz

Lower TDP (50W vs 580W)

AMD Radeon R9 390 X2 's Advantages

Released 2 years and 8 months late

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (345.6GB/s vs 28.80GB/s)

2176 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8570 OEM

0.599 TFLOPS

Radeon R9 390 X2 +754%

5.12 TFLOPS

Radeon HD 8570 OEM

VS

Radeon R9 390 X2

Graphics Card

Jan 2013

Release Date

Sep 2015

Sea Islands

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

730 MHz

Base Clock

-

780 MHz

Boost Clock

-

900 MHz

Memory Clock

1350 MHz

Memory

2GB

Memory Size

8GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

512bit

28.80GB/s

Bandwidth

345.6GB/s

Render Config

6

Compute Units

40

-

384

Shading Units

2560

24

TMUs

160

8

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

64.00 GPixel/s

18.72 GTexel/s

Texture Rate

160.0 GTexel/s

-

599.0 GFLOPS

FP32 (float)

5.120 TFLOPS

37.44 GFLOPS

FP64 (double)

640.0 GFLOPS

Board Design

50W

TDP

580W

250 W

Suggested PSU

950 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

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

None

Power Connectors

4x 8-pin

Graphics Processor

Oland

GPU Name

Grenada

-

GPU Variant

Grenada PRO (215-0880030)

GCN 1.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

6.2 billion

77 mm²

Die Size

438 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.0

1.2

Vulkan

1.2

-

5.1

Shader Model

6.3

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