AMD Radeon HD 8570 OEM vs AMD Radeon HD 7720 OEM

VS

AMD Radeon HD 8570 OEM

AMD Radeon HD 7720 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 8570 OEM and 1024MB VRAM Radeon HD 7720 OEM 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

More VRAM (2GB vs 1024GB)

Lower TDP (50W vs 150W)

AMD Radeon HD 7720 OEM 's Advantages

Larger VRAM bandwidth (134.4GB/s vs 28.80GB/s)

416 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8570 OEM

0.599 TFLOPS

Radeon HD 7720 OEM +124%

1.344 TFLOPS

Radeon HD 8570 OEM

VS

Radeon HD 7720 OEM

Graphics Card

Jan 2013

Release Date

Mar 2013

Sea Islands

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

730 MHz

Base Clock

-

780 MHz

Boost Clock

-

900 MHz

Memory Clock

1050 MHz

Memory

2GB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

134.4GB/s

Render Config

6

Compute Units

10

-

384

Shading Units

800

24

TMUs

40

8

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

26.88 GPixel/s

18.72 GTexel/s

Texture Rate

33.60 GTexel/s

-

599.0 GFLOPS

FP32 (float)

1344 GFLOPS

37.44 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

150W

250 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

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

None

Power Connectors

-

Graphics Processor

Oland

GPU Name

Barts

-

GPU Variant

Barts LE (215-0798002)

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.95 billion

Transistors

1.7 billion

77 mm²

Die Size

255 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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