NVIDIA GeForce 9800 GX2 vs NVIDIA GeForce 8800 Ultra

VS

NVIDIA GeForce 9800 GX2

NVIDIA GeForce 8800 Ultra

We compared two Desktop platform GPUs: 512MB VRAM GeForce 9800 GX2 and 768MB VRAM GeForce 8800 Ultra to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 9800 GX2 's Advantages

Released 10 months late

NVIDIA GeForce 8800 Ultra 's Advantages

More VRAM (768GB vs 512GB)

Larger VRAM bandwidth (103.7GB/s vs 64.00GB/s)

Lower TDP (171W vs 197W)

Score

Benchmark

FP32 (float)

GeForce 9800 GX2

0.384 TFLOPS

GeForce 8800 Ultra

0.387 TFLOPS

GeForce 9800 GX2

VS

GeForce 8800 Ultra

Graphics Card

Mar 2008

Release Date

May 2007

GeForce 9

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1080 MHz

Memory

512MB

Memory Size

768MB

GDDR3

Memory Type

GDDR3

256bit

Memory Bus

384bit

64.00GB/s

Bandwidth

103.7GB/s

Render Config

-

16

SM Count

16

128

Shading Units

128

64

TMUs

32

16

ROPs

24

-

64 KB

L2 Cache

96 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

14.69 GPixel/s

38.40 GTexel/s

Texture Rate

39.17 GTexel/s

-

384.0 GFLOPS

FP32 (float)

387.1 GFLOPS

-

Board Design

197W

TDP

171W

450 W

Suggested PSU

450 W

2x DVI 1x HDMI

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

G92

GPU Name

G80

G92-450-A2

GPU Variant

G80-450-A3

Tesla

Architecture

Tesla

TSMC

Foundry

TSMC

65 nm

Process Size

90 nm

0.754 billion

Transistors

0.681 billion

324 mm²

Die Size

484 mm²

Graphics Features

11.1 (10_0)

DirectX

11.1 (10_0)

3.3

OpenGL

3.3

1.1

OpenCL

1.1 (1.0)

N/A

Vulkan

N/A

1.1

CUDA

1.0

4.0

Shader Model

4.0

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