AMD Radeon Sky 900 vs ATI Radeon X1550 AGP

VS

We compared two Desktop platform GPUs: 3GB VRAM Radeon Sky 900 and 256MB VRAM Radeon X1550 AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 900 's Advantages

Released 6 years and 2 months late

Boost Clock950MHz

Larger VRAM bandwidth (240.0GB/s vs 5.280GB/s)

1792 additional rendering cores

ATI Radeon X1550 AGP 's Advantages

Lower TDP (27W vs 300W)

Score

Radeon Sky 900

VS

Radeon X1550 AGP

Graphics Card

Mar 2013

Release Date

Jan 2007

Radeon Sky

Generation

Radeon R500 AGP

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

AGP 8x

Clock Speeds

825 MHz

Base Clock

-

950 MHz

Boost Clock

-

1250 MHz

Memory Clock

330 MHz

Memory

3GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

384bit

Memory Bus

64bit

240.0GB/s

Bandwidth

5.280GB/s

Render Config

-

SM Count

-

28

Compute Units

-

1792

Shading Units

-

112

TMUs

4

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

-

Theoretical Performance

30.40 GPixel/s

Pixel Rate

2.400 GPixel/s

106.4 GTexel/s

Texture Rate

2.400 GTexel/s

-

FP16 (half)

-

3.405 TFLOPS

FP32 (float)

-

851.2 GFLOPS

FP64 (double)

-

Graphics Processor

Tahiti

GPU Name

RV505

Orthrus

GPU Variant

-

GCN 1.0

Architecture

R500

TSMC

Foundry

TSMC

28 nm

Process Size

90 nm

4.313 billion

Transistors

0.107 billion

352 mm²

Die Size

100 mm²

Board Design

300W

TDP

27W

700 W

Suggested PSU

200 W

1x DVI 1x mini-DisplayPort 1.2

Outputs

1x DVI 1x VGA 1x S-Video

2x 8-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

CUDA

-

5.1

Shader Model

3.0

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