NVIDIA GeForce 9400 GT vs NVIDIA GeForce GTX 650

VS

NVIDIA GeForce 9400 GT

NVIDIA GeForce GTX 650

We compared two Desktop platform GPUs: 128MB VRAM GeForce 9400 GT and 1024MB VRAM GeForce GTX 650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 9400 GT 's Advantages

Lower TDP (50W vs 65W)

NVIDIA GeForce GTX 650 's Advantages

Released 4 years and 1 months late

More VRAM (1024GB vs 128GB)

Larger VRAM bandwidth (80.00GB/s vs 9.600GB/s)

368 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 9400 GT

0.029 TFLOPS

GeForce GTX 650 +2700%

0.812 TFLOPS

GeForce 9400 GT

VS

GeForce GTX 650

Graphics Card

Aug 2008

Release Date

Sep 2012

GeForce 9

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

600 MHz

Memory Clock

1250 MHz

Memory

128MB

Memory Size

1024MB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

128bit

9.600GB/s

Bandwidth

80.00GB/s

Render Config

-

2

SM Count

-

16

Shading Units

384

8

TMUs

32

4

ROPs

16

-

L1 Cache

16 KB (per SMX)

16 KB

L2 Cache

256 KB

-

Theoretical Performance

1.836 GPixel/s

Pixel Rate

8.464 GPixel/s

3.672 GTexel/s

Texture Rate

33.86 GTexel/s

-

29.38 GFLOPS

FP32 (float)

812.5 GFLOPS

-

FP64 (double)

33.86 GFLOPS

Board Design

50W

TDP

65W

250 W

Suggested PSU

250 W

1x DVI 1x VGA 1x S-Video

Outputs

2x DVI 1x mini-HDMI 1.4a

None

Power Connectors

1x 6-pin

Graphics Processor

G86

GPU Name

GK107

-

GPU Variant

GK107-450-A2

Tesla

Architecture

Kepler

TSMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.21 billion

Transistors

1.27 billion

127 mm²

Die Size

118 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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