ATI Radeon X1550 vs ATI FirePro V7900

VS

ATI Radeon X1550

ATI FirePro V7900

We compared two Desktop platform GPUs: 256MB VRAM Radeon X1550 and 2GB VRAM FirePro V7900 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 150W)

ATI FirePro V7900 's Advantages

Released 4 years and 4 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (160.0GB/s vs 12.80GB/s)

1280 additional rendering cores

Score

Radeon X1550

VS

FirePro V7900

Graphics Card

Jan 2007

Release Date

May 2011

Radeon R500 PCIe

Generation

FirePro

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

1250 MHz

Memory

256MB

Memory Size

2GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

256bit

12.80GB/s

Bandwidth

160.0GB/s

Render Config

-

Compute Units

20

-

Shading Units

1280

4

TMUs

80

4

ROPs

32

-

L1 Cache

8 KB (per CU)

-

L2 Cache

512 KB

-

Theoretical Performance

2.200 GPixel/s

Pixel Rate

23.20 GPixel/s

2.200 GTexel/s

Texture Rate

58.00 GTexel/s

-

FP32 (float)

1.856 TFLOPS

-

FP64 (double)

464.0 GFLOPS

Board Design

27W

TDP

150W

200 W

Suggested PSU

450 W

1x DVI 1x VGA 1x S-Video

Outputs

4x DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Processor

RV516

GPU Name

Cayman

-

GPU Variant

Cayman PRO GL

R500

Architecture

TeraScale 3

UMC

Foundry

TSMC

80 nm

Process Size

40 nm

0.107 billion

Transistors

2.64 billion

100 mm²

Die Size

389 mm²

Graphics Features

9.0c (9_3)

DirectX

11.2 (11_0)

2.1

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

3.0

Shader Model

5.0

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