ATI Radeon HD 5770 X2 vs ATI Radeon X1550

VS

ATI Radeon HD 5770 X2

ATI Radeon X1550

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5770 X2 and 256MB VRAM Radeon X1550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5770 X2 's Advantages

Released 3 years and 9 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (76.80GB/s vs 12.80GB/s)

800 additional rendering cores

Score

Radeon HD 5770 X2

VS

Radeon X1550

Graphics Card

Oct 2010

Release Date

Jan 2007

Evergreen

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

128bit

76.80GB/s

Bandwidth

12.80GB/s

Render Config

10

Compute Units

-

800

Shading Units

-

40

TMUs

4

16

ROPs

4

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

2.200 GPixel/s

34.00 GTexel/s

Texture Rate

2.200 GTexel/s

-

1360 GFLOPS

FP32 (float)

-

Board Design

Unknown

TDP

27W

200 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

-

Power Connectors

None

Graphics Processor

Juniper

GPU Name

RV516

Juniper XT (215-0754013)

GPU Variant

-

TeraScale 2

Architecture

R500

TSMC

Foundry

UMC

40 nm

Process Size

80 nm

1.04 billion

Transistors

0.107 billion

166 mm²

Die Size

100 mm²

Graphics Features

11.2 (11_0)

DirectX

9.0c (9_3)

4.4

OpenGL

2.1

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

3.0

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