NVIDIA GeForce 9400 GT PCI vs NVIDIA GeForce 8800 GT

VS

NVIDIA GeForce 9400 GT PCI

NVIDIA GeForce 8800 GT

We compared two Desktop platform GPUs: 256MB VRAM GeForce 9400 GT PCI and 512MB VRAM GeForce 8800 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 9400 GT PCI 's Advantages

Released 10 months late

Lower TDP (50W vs 125W)

NVIDIA GeForce 8800 GT 's Advantages

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (57.60GB/s vs 12.80GB/s)

96 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 9400 GT PCI

0.045 TFLOPS

GeForce 8800 GT +646%

0.336 TFLOPS

GeForce 9400 GT PCI

VS

GeForce 8800 GT

Graphics Card

Aug 2008

Release Date

Oct 2007

GeForce 9

Generation

GeForce 8

Desktop

Type

Desktop

PCI

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

900 MHz

Memory

256MB

Memory Size

512MB

DDR2

Memory Type

GDDR3

128bit

Memory Bus

256bit

12.80GB/s

Bandwidth

57.60GB/s

Render Config

-

2

SM Count

14

16

Shading Units

112

8

TMUs

56

4

ROPs

16

-

32 KB

L2 Cache

64 KB

-

Theoretical Performance

2.200 GPixel/s

Pixel Rate

9.600 GPixel/s

4.400 GTexel/s

Texture Rate

33.60 GTexel/s

-

44.80 GFLOPS

FP32 (float)

336.0 GFLOPS

-

Board Design

50W

TDP

125W

250 W

Suggested PSU

300 W

1x DVI 1x VGA 1x S-Video

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Processor

G96C

GPU Name

G92

-

GPU Variant

G92-270-A2

Tesla

Architecture

Tesla

TSMC

Foundry

TSMC

55 nm

Process Size

65 nm

0.314 billion

Transistors

0.754 billion

121 mm²

Die Size

324 mm²

Graphics Features

11.1 (10_0)

DirectX

11.1 (10_0)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.1

CUDA

1.1

4.0

Shader Model

4.0

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