AMD Radeon HD 7450 OEM vs AMD Radeon HD 8570 OEM

VS

AMD Radeon HD 7450 OEM

AMD Radeon HD 8570 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7450 OEM 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 HD 7450 OEM 's Advantages

Lower TDP (18W vs 50W)

AMD Radeon HD 8570 OEM 's Advantages

Released 1 years late

Boost Clock780MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (28.80GB/s vs 8.528GB/s)

224 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7450 OEM

0.2 TFLOPS

Radeon HD 8570 OEM +199%

0.599 TFLOPS

Radeon HD 7450 OEM

VS

Radeon HD 8570 OEM

Graphics Card

Jan 2012

Release Date

Jan 2013

Southern Islands

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

730 MHz

-

Boost Clock

780 MHz

533 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR3

64bit

Memory Bus

128bit

8.528GB/s

Bandwidth

28.80GB/s

Render Config

2

Compute Units

6

-

160

Shading Units

384

8

TMUs

24

4

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

6.240 GPixel/s

5.000 GTexel/s

Texture Rate

18.72 GTexel/s

-

200.0 GFLOPS

FP32 (float)

599.0 GFLOPS

-

FP64 (double)

37.44 GFLOPS

Board Design

18W

TDP

50W

200 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

None

Power Connectors

None

Graphics Processor

Caicos

GPU Name

Oland

Caimour

GPU Variant

-

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.37 billion

Transistors

0.95 billion

67 mm²

Die Size

77 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

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