ATI Radeon X1950 PRO DUAL vs AMD Radeon HD 6850

VS

ATI Radeon X1950 PRO DUAL

AMD Radeon HD 6850

We compared two Desktop platform GPUs: 512MB VRAM Radeon X1950 PRO DUAL and 1024MB VRAM Radeon HD 6850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6850 's Advantages

Released 3 years and 9 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (128.0GB/s vs 44.16GB/s)

960 additional rendering cores

Lower TDP (127W vs 130W)

Score

Radeon X1950 PRO DUAL

VS

Radeon HD 6850

Graphics Card

Jan 2007

Release Date

Oct 2010

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

1000 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

44.16GB/s

Bandwidth

128.0GB/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

24.80 GPixel/s

6.900 GTexel/s

Texture Rate

37.20 GTexel/s

-

FP32 (float)

1488 GFLOPS

-

Board Design

130W

TDP

127W

300 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

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

1x 6-pin

Power Connectors

1x 6-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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