AMD Radeon HD 8570 OEM vs AMD Radeon R9 270

VS

AMD Radeon HD 8570 OEM

AMD Radeon R9 270

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 8570 OEM and 2GB VRAM Radeon R9 270 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8570 OEM 's Advantages

Lower TDP (50W vs 150W)

AMD Radeon R9 270 's Advantages

Released 10 months late

Boost Clock has increased by 19% (925MHz vs 780MHz)

Larger VRAM bandwidth (179.2GB/s vs 28.80GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8570 OEM

0.599 TFLOPS

Radeon R9 270 +295%

2.368 TFLOPS

Radeon HD 8570 OEM

VS

Radeon R9 270

Graphics Card

Jan 2013

Release Date

Nov 2013

Sea Islands

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

730 MHz

Base Clock

900 MHz

780 MHz

Boost Clock

925 MHz

900 MHz

Memory Clock

1400 MHz

Memory

2GB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

179.2GB/s

Render Config

6

Compute Units

20

-

384

Shading Units

1280

24

TMUs

80

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

29.60 GPixel/s

18.72 GTexel/s

Texture Rate

74.00 GTexel/s

-

599.0 GFLOPS

FP32 (float)

2.368 TFLOPS

37.44 GFLOPS

FP64 (double)

148.0 GFLOPS

Board Design

50W

TDP

150W

250 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

Oland

GPU Name

Curacao

-

GPU Variant

Curacao PRO (215-0848000)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

2.8 billion

77 mm²

Die Size

212 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

5.1

Shader Model

5.1

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