NVIDIA GeForce GT 520 vs AMD Radeon HD 6970

VS

NVIDIA GeForce GT 520

AMD Radeon HD 6970

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 520 and 2GB VRAM Radeon HD 6970 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 250W)

AMD Radeon HD 6970 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (176.0GB/s vs 14.40GB/s)

1488 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 520

0.156 TFLOPS

Radeon HD 6970 +1632%

2.703 TFLOPS

GeForce GT 520

VS

Radeon HD 6970

Graphics Card

Apr 2011

Release Date

Dec 2010

GeForce 500

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

1375 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

176.0GB/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

28.16 GPixel/s

6.480 GTexel/s

Texture Rate

84.48 GTexel/s

-

155.5 GFLOPS

FP32 (float)

2.703 TFLOPS

12.96 GFLOPS

FP64 (double)

675.8 GFLOPS

Board Design

29W

TDP

250W

200 W

Suggested PSU

600 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

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

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GF119

GPU Name

Cayman

GF119-300-A1

GPU Variant

Cayman XT (215-0807007)

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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