NVIDIA GeForce GT 520 PCI vs AMD Radeon HD 6990

VS

NVIDIA GeForce GT 520 PCI

AMD Radeon HD 6990

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 520 PCI and 2GB VRAM Radeon HD 6990 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 375W)

AMD Radeon HD 6990 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (160.0GB/s vs 14.40GB/s)

1488 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 520 PCI

0.156 TFLOPS

Radeon HD 6990 +1534%

2.55 TFLOPS

GeForce GT 520 PCI

VS

Radeon HD 6990

Graphics Card

Apr 2011

Release Date

Mar 2011

GeForce 500

Generation

Northern Islands

Desktop

Type

Desktop

PCI

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

160.0GB/s

Render Config

-

Compute Units

24

1

SM Count

-

48

Shading Units

1536

8

TMUs

96

4

ROPs

32

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

1.620 GPixel/s

Pixel Rate

26.56 GPixel/s

6.480 GTexel/s

Texture Rate

79.68 GTexel/s

-

155.5 GFLOPS

FP32 (float)

2.550 TFLOPS

12.96 GFLOPS

FP64 (double)

637.4 GFLOPS

Board Design

29W

TDP

375W

200 W

Suggested PSU

750 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 4x mini-DisplayPort 1.2

None

Power Connectors

2x 8-pin

Graphics Processor

GF119

GPU Name

Antilles

GF119-300-A1

GPU Variant

Antilles XT (215-0807027)

Fermi 2.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.292 billion

Transistors

2.64 billion

79 mm²

Die Size

389 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

5.0

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