NVIDIA GeForce 8800 Ultra vs NVIDIA GeForce 8800 GT Mac Edition

VS

NVIDIA GeForce 8800 Ultra

NVIDIA GeForce 8800 GT Mac Edition

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

Main Differences

NVIDIA GeForce 8800 Ultra 's Advantages

More VRAM (768GB vs 512GB)

Larger VRAM bandwidth (103.7GB/s vs 57.60GB/s)

16 additional rendering cores

NVIDIA GeForce 8800 GT Mac Edition 's Advantages

Released 9 months late

Lower TDP (125W vs 171W)

Score

Benchmark

FP32 (float)

GeForce 8800 Ultra +15%

0.387 TFLOPS

GeForce 8800 GT Mac Edition

0.336 TFLOPS

GeForce 8800 Ultra

VS

GeForce 8800 GT Mac Edition

Graphics Card

May 2007

Release Date

Feb 2008

GeForce 8

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1080 MHz

Memory Clock

900 MHz

Memory

768MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

384bit

Memory Bus

256bit

103.7GB/s

Bandwidth

57.60GB/s

Render Config

-

16

SM Count

14

128

Shading Units

112

32

TMUs

56

24

ROPs

16

-

96 KB

L2 Cache

64 KB

-

Theoretical Performance

14.69 GPixel/s

Pixel Rate

9.600 GPixel/s

39.17 GTexel/s

Texture Rate

33.60 GTexel/s

-

387.1 GFLOPS

FP32 (float)

336.0 GFLOPS

-

Board Design

171W

TDP

125W

450 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

2x DVI

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

G80

GPU Name

G92

G80-450-A3

GPU Variant

G92-270-A2

Tesla

Architecture

Tesla

TSMC

Foundry

TSMC

90 nm

Process Size

65 nm

0.681 billion

Transistors

0.754 billion

484 mm²

Die Size

324 mm²

Graphics Features

11.1 (10_0)

DirectX

11.1 (10_0)

3.3

OpenGL

3.3

1.1 (1.0)

OpenCL

1.1

N/A

Vulkan

N/A

1.0

CUDA

1.1

4.0

Shader Model

4.0

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