NVIDIA GeForce GT 520 PCI vs AMD Radeon HD 7970 X2

VS

NVIDIA GeForce GT 520 PCI AMD Radeon HD 7970 X2

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 520 PCI and 3GB VRAM Radeon HD 7970 X2 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 500W)

AMD Radeon HD 7970 X2 's Advantages

Released 1 years and 4 months late

More VRAM (3GB vs 1GB)

Larger VRAM bandwidth (264.0GB/s vs 14.40GB/s)

2000 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 520 PCI

0.156 TFLOPS

Radeon HD 7970 X2 +2328%

3.789 TFLOPS

GeForce GT 520 PCI

VS

Radeon HD 7970 X2

Graphics Card

Apr 2011

Release Date

Aug 2012

GeForce 500

Generation

Southern Islands

Desktop

Type

Desktop

PCI

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

1375 MHz

Memory

1024MB

Memory Size

3GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

384bit

14.40GB/s

Bandwidth

264.0GB/s

Render Config

1

SM Count

-

Compute Units

32

48

Shading Units

2048

8

TMUs

128

4

ROPs

32

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

768 KB

Theoretical Performance

1.620 GPixel/s

Pixel Rate

29.60 GPixel/s

6.480 GTexel/s

Texture Rate

118.4 GTexel/s

-

FP16 (half)

-

155.5 GFLOPS

FP32 (float)

3.789 TFLOPS

12.96 GFLOPS

FP64 (double)

947.2 GFLOPS

Graphics Processor

GF119

GPU Name

New Zealand

GF119-300-A1

GPU Variant

-

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

Board Design

29W

TDP

500W

200 W

Suggested PSU

900 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

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

None

Power Connectors

3x 8-pin

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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