ATI Radeon X550 XT vs AMD Radeon HD 6870

VS

ATI Radeon X550 XT

AMD Radeon HD 6870

We compared two Desktop platform GPUs: 128MB VRAM Radeon X550 XT and 1024MB VRAM Radeon HD 6870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 's Advantages

Released 3 years and 9 months late

More VRAM (1024GB vs 128GB)

Larger VRAM bandwidth (134.4GB/s vs 9.600GB/s)

1120 additional rendering cores

Score

Radeon X550 XT

VS

Radeon HD 6870

Graphics Card

Jan 2007

Release Date

Oct 2010

Radeon R300

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

300 MHz

Memory Clock

1050 MHz

Memory

128MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

9.600GB/s

Bandwidth

134.4GB/s

Render Config

-

Compute Units

14

-

Shading Units

1120

4

TMUs

56

4

ROPs

32

-

L1 Cache

8 KB (per CU)

-

L2 Cache

512 KB

-

Theoretical Performance

1.600 GPixel/s

Pixel Rate

28.80 GPixel/s

1.600 GTexel/s

Texture Rate

50.40 GTexel/s

-

FP32 (float)

2.016 TFLOPS

-

Board Design

Unknown

TDP

151W

200 W

Suggested PSU

450 W

1x DVI 1x VGA 1x S-Video

Outputs

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

None

Power Connectors

2x 6-pin

Graphics Processor

RV410

GPU Name

Barts

-

GPU Variant

Barts XT (215-0798000)

R400

Architecture

TeraScale 2

TSMC

Foundry

TSMC

110 nm

Process Size

40 nm

0.12 billion

Transistors

1.7 billion

156 mm²

Die Size

255 mm²

Graphics Features

9.0b (9_2)

DirectX

11.2 (11_0)

2.0

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

Shader Model

5.0

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