NVIDIA GeForce GT 520 PCI vs NVIDIA GeForce GTX 660 OEM

VS

NVIDIA GeForce GT 520 PCI

NVIDIA GeForce GTX 660 OEM

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 520 PCI and 1536MB VRAM GeForce GTX 660 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 520 PCI 's Advantages

Lower TDP (29W vs 130W)

NVIDIA GeForce GTX 660 OEM 's Advantages

Released 1 years and 4 months late

Boost Clock888MHz

More VRAM (1536GB vs 1024GB)

Larger VRAM bandwidth (134.4GB/s vs 14.40GB/s)

1104 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 520 PCI

0.156 TFLOPS

GeForce GTX 660 OEM +1211%

2.046 TFLOPS

GeForce GT 520 PCI

VS

GeForce GTX 660 OEM

Graphics Card

Apr 2011

Release Date

Aug 2012

GeForce 500

Generation

GeForce 600

Desktop

Type

Desktop

PCI

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

823 MHz

-

Boost Clock

888 MHz

900 MHz

Memory Clock

1400 MHz

Memory

1024MB

Memory Size

1536MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

192bit

14.40GB/s

Bandwidth

134.4GB/s

Render Config

-

1

SM Count

-

48

Shading Units

1152

8

TMUs

96

4

ROPs

24

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

384 KB

-

Theoretical Performance

1.620 GPixel/s

Pixel Rate

21.31 GPixel/s

6.480 GTexel/s

Texture Rate

85.25 GTexel/s

-

155.5 GFLOPS

FP32 (float)

2.046 TFLOPS

12.96 GFLOPS

FP64 (double)

85.25 GFLOPS

Board Design

29W

TDP

130W

200 W

Suggested PSU

300 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

GF119

GPU Name

GK104

GF119-300-A1

GPU Variant

GK104-200-KD-A2

Fermi 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.292 billion

Transistors

3.54 billion

79 mm²

Die Size

294 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

2.1

CUDA

3.0

5.1

Shader Model

5.1

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