AMD Radeon Sky 900 vs NVIDIA GeForce GT 520 OEM

VS

AMD Radeon Sky 900

NVIDIA GeForce GT 520 OEM

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

Main Differences

AMD Radeon Sky 900 's Advantages

Released 7 months late

Boost Clock950MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (240.0GB/s vs 8.000GB/s)

1744 additional rendering cores

NVIDIA GeForce GT 520 OEM 's Advantages

Lower TDP (29W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Sky 900 +2422%

3.405 TFLOPS

GeForce GT 520 OEM

0.135 TFLOPS

Radeon Sky 900

VS

GeForce GT 520 OEM

Graphics Card

Mar 2013

Release Date

Aug 2012

Radeon Sky

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

825 MHz

Base Clock

-

950 MHz

Boost Clock

-

1250 MHz

Memory Clock

500 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

384bit

Memory Bus

64bit

240.0GB/s

Bandwidth

8.000GB/s

Render Config

28

Compute Units

-

SM Count

2

1792

Shading Units

48

112

TMUs

8

32

ROPs

4

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

768 KB

L2 Cache

128 KB

-

Theoretical Performance

30.40 GPixel/s

Pixel Rate

2.356 GPixel/s

106.4 GTexel/s

Texture Rate

4.712 GTexel/s

-

3.405 TFLOPS

FP32 (float)

134.6 GFLOPS

851.2 GFLOPS

FP64 (double)

11.22 GFLOPS

Board Design

300W

TDP

29W

700 W

Suggested PSU

200 W

1x DVI 1x mini-DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

Tahiti

GPU Name

GF119

Orthrus

GPU Variant

GF119 B1

GCN 1.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

0.292 billion

352 mm²

Die Size

79 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

5.1

Shader Model

5.1

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