ATI Radeon X1950 XTX Uber Edition vs NVIDIA GeForce 8400

VS

ATI Radeon X1950 XTX Uber Edition

NVIDIA GeForce 8400

We compared two Desktop platform GPUs: 512MB VRAM Radeon X1950 XTX Uber Edition and 256MB VRAM GeForce 8400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1950 XTX Uber Edition 's Advantages

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (67.20GB/s vs 8.000GB/s)

NVIDIA GeForce 8400 's Advantages

Released 11 months late

8 additional rendering cores

Lower TDP (25W vs 125W)

Score

Radeon X1950 XTX Uber Edition

VS

GeForce 8400

Graphics Card

Jan 2007

Release Date

Dec 2007

Radeon R500 PCIe

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1050 MHz

Memory Clock

500 MHz

Memory

512MB

Memory Size

256MB

GDDR4

Memory Type

DDR2

256bit

Memory Bus

64bit

67.20GB/s

Bandwidth

8.000GB/s

Render Config

-

SM Count

1

-

Shading Units

8

16

TMUs

4

16

ROPs

4

-

L2 Cache

16 KB

-

Theoretical Performance

10.72 GPixel/s

Pixel Rate

2.160 GPixel/s

10.72 GTexel/s

Texture Rate

2.160 GTexel/s

-

FP32 (float)

20.80 GFLOPS

-

Board Design

125W

TDP

25W

300 W

Suggested PSU

200 W

1x DVI 1x VHDCI

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

R580+

GPU Name

G98

R580+ XT (215BAABKA31FG)

GPU Variant

-

R500

Architecture

Tesla

TSMC

Foundry

TSMC

90 nm

Process Size

65 nm

0.384 billion

Transistors

0.21 billion

352 mm²

Die Size

86 mm²

Graphics Features

9.0c (9_3)

DirectX

11.1 (10_0)

2.1 (full) 3.0 (partial)

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

3.0

Shader Model

4.0

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