AMD Radeon HD 6570 vs AMD Radeon R9 255 OEM

VS

AMD Radeon HD 6570

AMD Radeon R9 255 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6570 and 2GB VRAM Radeon R9 255 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6570 's Advantages

Lower TDP (60W vs 65W)

AMD Radeon R9 255 OEM 's Advantages

Released 2 years and 8 months late

Boost Clock930MHz

Larger VRAM bandwidth (73.60GB/s vs 64.00GB/s)

32 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6570

0.624 TFLOPS

Radeon R9 255 OEM +52%

0.952 TFLOPS

Radeon HD 6570

VS

Radeon R9 255 OEM

Graphics Card

Apr 2011

Release Date

Dec 2013

Northern Islands

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

930 MHz

1000 MHz

Memory Clock

1150 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

73.60GB/s

Render Config

6

Compute Units

8

-

480

Shading Units

512

24

TMUs

32

8

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

5.200 GPixel/s

Pixel Rate

14.88 GPixel/s

15.60 GTexel/s

Texture Rate

29.76 GTexel/s

-

624.0 GFLOPS

FP32 (float)

952.3 GFLOPS

-

FP64 (double)

59.52 GFLOPS

Board Design

60W

TDP

65W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

No outputs

None

Power Connectors

1x 6-pin

Graphics Processor

Turks

GPU Name

Cape Verde

Turks PRO (215-0803002)

GPU Variant

Cape Verde PRX

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

1.5 billion

118 mm²

Die Size

123 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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