AMD Radeon HD 6870 X2 vs 3dfx Voodoo4-2 4200 PCI 32 MB

VS

AMD Radeon HD 6870 X2

3dfx Voodoo4-2 4200 PCI 32 MB

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 X2 and 32MB VRAM Voodoo4 2 4200 PCI 32 MB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 X2 's Advantages

More VRAM (1024GB vs 32GB)

Larger VRAM bandwidth (134.4GB/s vs 2.656GB/s)

1120 additional rendering cores

3dfx Voodoo4-2 4200 PCI 32 MB 's Advantages

Lower TDP (15W vs 300W)

Score

Radeon HD 6870 X2

VS

Voodoo4 2 4200 PCI 32 MB

Graphics Card

Jul 2011

Release Date

Unknown

Northern Islands

Generation

Voodoo4-2

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

AGP 4x

Clock Speeds

-

1050 MHz

Memory Clock

166 MHz

Memory

1024MB

Memory Size

32MB

GDDR5

Memory Type

DDR

256bit

Memory Bus

64bit

134.4GB/s

Bandwidth

2.656GB/s

Render Config

14

Compute Units

-

1120

Shading Units

-

56

TMUs

2

32

ROPs

2

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

332.0 MPixel/s

50.40 GTexel/s

Texture Rate

332.0 MTexel/s

-

2.016 TFLOPS

FP32 (float)

-

Board Design

300W

TDP

15W

700 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA

-

Power Connectors

None

Graphics Processor

Barts

GPU Name

VSA-101

Barts XT (215-0798000)

GPU Variant

Daytona (355-0025-221)

TeraScale 2

Architecture

Voodoo Scalable

TSMC

Foundry

TSMC

40 nm

Process Size

180 nm

1.7 billion

Transistors

0.014 billion

255 mm²

Die Size

112 mm²

Graphics Features

11.2 (11_0)

DirectX

6.0

4.4

OpenGL

1.1

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

-

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