AMD Radeon HD 8950 OEM vs ATI Radeon X1550 AGP

VS

AMD Radeon HD 8950 OEM

ATI Radeon X1550 AGP

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 8950 OEM 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 HD 8950 OEM 's Advantages

Released 6 years late

Boost Clock925MHz

More VRAM (3GB vs 256GB)

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

1792 additional rendering cores

ATI Radeon X1550 AGP 's Advantages

Lower TDP (27W vs 200W)

Score

Radeon HD 8950 OEM

VS

Radeon X1550 AGP

Graphics Card

Jan 2013

Release Date

Jan 2007

Sea Islands

Generation

Radeon R500 AGP

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

AGP 8x

Clock Speeds

850 MHz

Base Clock

-

925 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

28

Compute Units

-

1792

Shading Units

-

112

TMUs

4

32

ROPs

4

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

2.400 GPixel/s

103.6 GTexel/s

Texture Rate

2.400 GTexel/s

-

3.315 TFLOPS

FP32 (float)

-

828.8 GFLOPS

FP64 (double)

-

Board Design

200W

TDP

27W

550 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

2x 6-pin

Power Connectors

None

Graphics Processor

Tahiti

GPU Name

RV505

Tahiti PRO (215-0821056)

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

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

-

5.1

Shader Model

3.0

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