NVIDIA GeForce 9400 GT PCI vs NVIDIA GeForce GTX 660 Ti

VS

NVIDIA GeForce 9400 GT PCI

NVIDIA GeForce GTX 660 Ti

We compared two Desktop platform GPUs: 256MB VRAM GeForce 9400 GT PCI and 2GB VRAM GeForce GTX 660 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 9400 GT PCI 's Advantages

Lower TDP (50W vs 150W)

NVIDIA GeForce GTX 660 Ti 's Advantages

Released 4 years late

Boost Clock980MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (144.2GB/s vs 12.80GB/s)

1328 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 9400 GT PCI

0.045 TFLOPS

GeForce GTX 660 Ti +5753%

2.634 TFLOPS

GeForce 9400 GT PCI

VS

GeForce GTX 660 Ti

Graphics Card

Aug 2008

Release Date

Aug 2012

GeForce 9

Generation

GeForce 600

Desktop

Type

Desktop

PCI

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

915 MHz

-

Boost Clock

980 MHz

400 MHz

Memory Clock

1502 MHz

Memory

256MB

Memory Size

2GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

192bit

12.80GB/s

Bandwidth

144.2GB/s

Render Config

-

2

SM Count

-

16

Shading Units

1344

8

TMUs

112

4

ROPs

24

-

L1 Cache

16 KB (per SMX)

32 KB

L2 Cache

384 KB

-

Theoretical Performance

2.200 GPixel/s

Pixel Rate

27.44 GPixel/s

4.400 GTexel/s

Texture Rate

109.8 GTexel/s

-

44.80 GFLOPS

FP32 (float)

2.634 TFLOPS

-

FP64 (double)

109.8 GFLOPS

Board Design

50W

TDP

150W

250 W

Suggested PSU

450 W

1x DVI 1x VGA 1x S-Video

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

2x 6-pin

Graphics Processor

G96C

GPU Name

GK104

-

GPU Variant

GK104-300-KD-A2

Tesla

Architecture

Kepler

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.314 billion

Transistors

3.54 billion

121 mm²

Die Size

294 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

CUDA

3.0

4.0

Shader Model

5.1

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