ATI Radeon X1550 vs AMD Radeon R9 285

VS

ATI Radeon X1550

AMD Radeon R9 285

We compared two Desktop platform GPUs: 256MB VRAM Radeon X1550 and 2GB VRAM Radeon R9 285 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1550 's Advantages

Lower TDP (27W vs 190W)

AMD Radeon R9 285 's Advantages

Released 7 years and 8 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (176.0GB/s vs 12.80GB/s)

1792 additional rendering cores

Score

Radeon X1550

VS

Radeon R9 285

Graphics Card

Jan 2007

Release Date

Sep 2014

Radeon R500 PCIe

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

400 MHz

Memory Clock

1375 MHz

Memory

256MB

Memory Size

2GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

256bit

12.80GB/s

Bandwidth

176.0GB/s

Render Config

-

Compute Units

28

-

Shading Units

1792

4

TMUs

112

4

ROPs

32

-

L1 Cache

16 KB (per CU)

-

L2 Cache

512 KB

-

Theoretical Performance

2.200 GPixel/s

Pixel Rate

29.38 GPixel/s

2.200 GTexel/s

Texture Rate

102.8 GTexel/s

-

FP16 (half)

3.290 TFLOPS

-

FP32 (float)

3.290 TFLOPS

-

FP64 (double)

205.6 GFLOPS

Board Design

27W

TDP

190W

200 W

Suggested PSU

450 W

1x DVI 1x VGA 1x S-Video

Outputs

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

None

Power Connectors

2x 6-pin

Graphics Processor

RV516

GPU Name

Tonga

-

GPU Variant

Tonga PRO (215-0851128)

R500

Architecture

GCN 3.0

UMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.107 billion

Transistors

5 billion

100 mm²

Die Size

366 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (12_0)

2.1

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.2.170

-

3.0

Shader Model

6.5

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