AMD Radeon HD 6870 X2 vs ATI Radeon X1600 PRO AGP

VS

AMD Radeon HD 6870 X2

ATI Radeon X1600 PRO AGP

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 X2 and 256MB VRAM Radeon X1600 PRO AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 X2 's Advantages

Released 3 years and 9 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (134.4GB/s vs 12.48GB/s)

1120 additional rendering cores

ATI Radeon X1600 PRO AGP 's Advantages

Lower TDP (41W vs 300W)

Score

Radeon HD 6870 X2

VS

Radeon X1600 PRO AGP

Graphics Card

Jul 2011

Release Date

Oct 2007

Northern Islands

Generation

Radeon R500 AGP

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

1050 MHz

Memory Clock

390 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

134.4GB/s

Bandwidth

12.48GB/s

Render Config

14

Compute Units

-

1120

Shading Units

-

56

TMUs

4

32

ROPs

4

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

2.000 GPixel/s

50.40 GTexel/s

Texture Rate

2.000 GTexel/s

-

2.016 TFLOPS

FP32 (float)

-

Board Design

300W

TDP

41W

700 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

-

Power Connectors

Floppy

Graphics Processor

Barts

GPU Name

RV530

Barts XT (215-0798000)

GPU Variant

RV530 PRO (215CADAKA24FG)

TeraScale 2

Architecture

R500

TSMC

Foundry

TSMC

40 nm

Process Size

90 nm

1.7 billion

Transistors

0.157 billion

255 mm²

Die Size

150 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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