NVIDIA GeForce GT 520 OEM vs AMD Radeon HD 7870 XT

VS

NVIDIA GeForce GT 520 OEM

AMD Radeon HD 7870 XT

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 520 OEM and 2GB VRAM Radeon HD 7870 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 520 OEM 's Advantages

Lower TDP (29W vs 185W)

AMD Radeon HD 7870 XT 's Advantages

Boost Clock975MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (192.0GB/s vs 8.000GB/s)

1488 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 520 OEM

0.135 TFLOPS

Radeon HD 7870 XT +2118%

2.995 TFLOPS

GeForce GT 520 OEM

VS

Radeon HD 7870 XT

Graphics Card

Aug 2012

Release Date

Nov 2012

GeForce 500

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

925 MHz

-

Boost Clock

975 MHz

500 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

8.000GB/s

Bandwidth

192.0GB/s

Render Config

-

Compute Units

24

2

SM Count

-

48

Shading Units

1536

8

TMUs

96

4

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

2.356 GPixel/s

Pixel Rate

31.20 GPixel/s

4.712 GTexel/s

Texture Rate

93.60 GTexel/s

-

134.6 GFLOPS

FP32 (float)

2.995 TFLOPS

11.22 GFLOPS

FP64 (double)

748.8 GFLOPS

Board Design

29W

TDP

185W

200 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

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

None

Power Connectors

2x 6-pin

Graphics Processor

GF119

GPU Name

Tahiti

GF119 B1

GPU Variant

Tahiti LE (215-0821122)

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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