NVIDIA GeForce GT 720 vs NVIDIA GeForce 8400

VS

NVIDIA GeForce GT 720

NVIDIA GeForce 8400

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 720 and 256MB VRAM GeForce 8400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 720 's Advantages

Released 6 years and 9 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (12.80GB/s vs 8.000GB/s)

184 additional rendering cores

Lower TDP (19W vs 25W)

Score

Benchmark

FP32 (float)

GeForce GT 720 +1357%

0.306 TFLOPS

GeForce 8400

0.021 TFLOPS

GeForce GT 720

VS

GeForce 8400

Graphics Card

Sep 2014

Release Date

Dec 2007

GeForce 700

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

500 MHz

Memory

1024MB

Memory Size

256MB

DDR3

Memory Type

DDR2

64bit

Memory Bus

64bit

12.80GB/s

Bandwidth

8.000GB/s

Render Config

-

SM Count

1

192

Shading Units

8

16

TMUs

4

8

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

512 KB

L2 Cache

16 KB

-

Theoretical Performance

3.188 GPixel/s

Pixel Rate

2.160 GPixel/s

12.75 GTexel/s

Texture Rate

2.160 GTexel/s

-

306.0 GFLOPS

FP32 (float)

20.80 GFLOPS

12.75 GFLOPS

FP64 (double)

-

Board Design

19W

TDP

25W

200 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

None

Graphics Processor

GK208B

GPU Name

G98

-

Kepler 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

1.02 billion

Transistors

0.21 billion

87 mm²

Die Size

86 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.5

CUDA

1.1

5.1

Shader Model

4.0

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