NVIDIA GeForce GT 520 vs AMD Radeon Sky 900

VS

NVIDIA GeForce GT 520

AMD Radeon Sky 900

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 520 and 3GB VRAM Radeon Sky 900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 520 's Advantages

Lower TDP (29W vs 300W)

AMD Radeon Sky 900 's Advantages

Released 1 years and 11 months late

Boost Clock950MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (240.0GB/s vs 14.40GB/s)

1744 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 520

0.156 TFLOPS

Radeon Sky 900 +2082%

3.405 TFLOPS

GeForce GT 520

VS

Radeon Sky 900

Graphics Card

Apr 2011

Release Date

Mar 2013

GeForce 500

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

825 MHz

-

Boost Clock

950 MHz

900 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

3GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

384bit

14.40GB/s

Bandwidth

240.0GB/s

Render Config

-

Compute Units

28

1

SM Count

-

48

Shading Units

1792

8

TMUs

112

4

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

768 KB

-

Theoretical Performance

1.620 GPixel/s

Pixel Rate

30.40 GPixel/s

6.480 GTexel/s

Texture Rate

106.4 GTexel/s

-

155.5 GFLOPS

FP32 (float)

3.405 TFLOPS

12.96 GFLOPS

FP64 (double)

851.2 GFLOPS

Board Design

29W

TDP

300W

200 W

Suggested PSU

700 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x mini-DisplayPort 1.2

None

Power Connectors

2x 8-pin

Graphics Processor

GF119

GPU Name

Tahiti

GF119-300-A1

GPU Variant

Orthrus

Fermi 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.292 billion

Transistors

4.313 billion

79 mm²

Die Size

352 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

5.1

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