NVIDIA GeForce 8400 vs NVIDIA GeForce GT 520 PCIe x1

VS

NVIDIA GeForce 8400

NVIDIA GeForce GT 520 PCIe x1

We compared two Desktop platform GPUs: 256MB VRAM GeForce 8400 and 1024MB VRAM GeForce GT 520 PCIe x1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8400 's Advantages

Lower TDP (25W vs 29W)

NVIDIA GeForce GT 520 PCIe x1 's Advantages

Released 3 years and 4 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (14.40GB/s vs 8.000GB/s)

40 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400

0.021 TFLOPS

GeForce GT 520 PCIe x1 +642%

0.156 TFLOPS

GeForce 8400

VS

GeForce GT 520 PCIe x1

Graphics Card

Dec 2007

Release Date

Apr 2011

GeForce 8

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x1

Clock Speeds

-

500 MHz

Memory Clock

900 MHz

Memory

256MB

Memory Size

1024MB

DDR2

Memory Type

DDR3

64bit

Memory Bus

64bit

8.000GB/s

Bandwidth

14.40GB/s

Render Config

-

1

SM Count

1

8

Shading Units

48

4

TMUs

8

4

ROPs

4

-

L1 Cache

64 KB (per SM)

16 KB

L2 Cache

128 KB

-

Theoretical Performance

2.160 GPixel/s

Pixel Rate

1.620 GPixel/s

2.160 GTexel/s

Texture Rate

6.480 GTexel/s

-

20.80 GFLOPS

FP32 (float)

155.5 GFLOPS

-

FP64 (double)

12.96 GFLOPS

Board Design

25W

TDP

29W

200 W

Suggested PSU

200 W

1x DVI 1x VGA 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

None

Graphics Processor

G98

GPU Name

GF119

-

Tesla

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

65 nm

Process Size

40 nm

0.21 billion

Transistors

0.292 billion

86 mm²

Die Size

79 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.1

CUDA

2.1

4.0

Shader Model

5.1

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