ATI Radeon X1950 GT AGP vs ATI Radeon HD 3870 X2

VS

ATI Radeon X1950 GT AGP

ATI Radeon HD 3870 X2

We compared two Desktop platform GPUs: 256MB VRAM Radeon X1950 GT AGP and 512MB VRAM Radeon HD 3870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1950 GT AGP 's Advantages

Lower TDP (57W vs 165W)

ATI Radeon HD 3870 X2 's Advantages

Released 11 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (57.66GB/s vs 38.40GB/s)

320 additional rendering cores

Score

Radeon X1950 GT AGP

VS

Radeon HD 3870 X2

Graphics Card

Feb 2007

Release Date

Jan 2008

Radeon R500 AGP

Generation

Radeon R600

Desktop

Type

Desktop

AGP 8x

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

600 MHz

Memory Clock

901 MHz

Memory

256MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

256bit

Memory Bus

256bit

38.40GB/s

Bandwidth

57.66GB/s

Render Config

-

Compute Units

4

-

Shading Units

320

12

TMUs

16

12

ROPs

16

-

L2 Cache

256 KB

-

Theoretical Performance

6.000 GPixel/s

Pixel Rate

13.20 GPixel/s

6.000 GTexel/s

Texture Rate

13.20 GTexel/s

-

FP32 (float)

528.0 GFLOPS

-

FP64 (double)

105.6 GFLOPS

Board Design

57W

TDP

165W

250 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

2x Molex

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

RV570

GPU Name

R680

RV570 XL

GPU Variant

R680 XT (215-0708017)

R500

Architecture

TeraScale

TSMC

Foundry

TSMC

80 nm

Process Size

55 nm

0.33 billion

Transistors

0.666 billion

230 mm²

Die Size

192 mm²

Graphics Features

9.0c (9_3)

DirectX

10.1 (10_1)

2.1 (full) 3.0 (partial)

OpenGL

3.3 (full) 4.0 (partial)

N/A

OpenCL

N/A

Vulkan

N/A

-

3.0

Shader Model

4.1

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