NVIDIA GeForce GT 520 PCIe x1 vs NVIDIA GeForce 405 OEM

VS

NVIDIA GeForce GT 520 PCIe x1

NVIDIA GeForce 405 OEM

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 520 PCIe x1 and 512MB VRAM GeForce 405 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 520 PCIe x1 's Advantages

Released 7 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (14.40GB/s vs 12.64GB/s)

32 additional rendering cores

NVIDIA GeForce 405 OEM 's Advantages

Lower TDP (25W vs 29W)

Score

Benchmark

FP32 (float)

GeForce GT 520 PCIe x1 +246%

0.156 TFLOPS

GeForce 405 OEM

0.045 TFLOPS

GeForce GT 520 PCIe x1

VS

GeForce 405 OEM

Graphics Card

Apr 2011

Release Date

Sep 2010

GeForce 500

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x1

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

790 MHz

Memory

1024MB

Memory Size

512MB

DDR3

Memory Type

DDR3

64bit

Memory Bus

64bit

14.40GB/s

Bandwidth

12.64GB/s

Render Config

-

1

SM Count

2

48

Shading Units

16

8

TMUs

8

4

ROPs

4

-

64 KB (per SM)

L1 Cache

-

128 KB

L2 Cache

32 KB

-

Theoretical Performance

1.620 GPixel/s

Pixel Rate

2.356 GPixel/s

6.480 GTexel/s

Texture Rate

4.712 GTexel/s

-

155.5 GFLOPS

FP32 (float)

44.86 GFLOPS

12.96 GFLOPS

FP64 (double)

-

Board Design

29W

TDP

25W

200 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x HDMI 1x VGA

None

Power Connectors

None

Graphics Processor

GF119

GPU Name

GT218

-

GPU Variant

GT218-300-B1

Fermi 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.292 billion

Transistors

0.26 billion

79 mm²

Die Size

57 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

1.2

5.1

Shader Model

4.1

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