ATI Radeon X1950 PRO DUAL vs AMD Radeon HD 6850 X2

VS

ATI Radeon X1950 PRO DUAL

AMD Radeon HD 6850 X2

We compared two Desktop platform GPUs: 512MB VRAM Radeon X1950 PRO DUAL and 2GB VRAM Radeon HD 6850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1950 PRO DUAL 's Advantages

Lower TDP (130W vs 254W)

AMD Radeon HD 6850 X2 's Advantages

Released 4 years and 8 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (134.4GB/s vs 44.16GB/s)

960 additional rendering cores

Score

Radeon X1950 PRO DUAL

VS

Radeon HD 6850 X2

Graphics Card

Jan 2007

Release Date

Sep 2011

Radeon R500 PCIe

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

690 MHz

Memory Clock

1050 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

44.16GB/s

Bandwidth

134.4GB/s

Render Config

-

Compute Units

12

-

Shading Units

960

12

TMUs

48

12

ROPs

32

-

L1 Cache

8 KB (per CU)

-

L2 Cache

512 KB

-

Theoretical Performance

6.900 GPixel/s

Pixel Rate

25.60 GPixel/s

6.900 GTexel/s

Texture Rate

38.40 GTexel/s

-

FP32 (float)

1.536 TFLOPS

-

Board Design

130W

TDP

254W

300 W

Suggested PSU

600 W

2x DVI 1x S-Video

Outputs

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

1x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

RV570

GPU Name

Barts

RV570 XT (215PADAKA12FG)

GPU Variant

Barts PRO (215-0798006)

R500

Architecture

TeraScale 2

TSMC

Foundry

TSMC

80 nm

Process Size

40 nm

0.33 billion

Transistors

1.7 billion

230 mm²

Die Size

255 mm²

Graphics Features

9.0c (9_3)

DirectX

11.2 (11_0)

2.1 (full) 3.0 (partial)

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

3.0

Shader Model

5.0

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