AMD Radeon 550X 640SP vs NVIDIA GeForce GT 520 PCIe x1

VS

AMD Radeon 550X 640SP

NVIDIA GeForce GT 520 PCIe x1

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 1024MB VRAM GeForce GT 520 PCIe x1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 640SP 's Advantages

Released 7 years late

Boost Clock1071MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (48.00GB/s vs 14.40GB/s)

592 additional rendering cores

NVIDIA GeForce GT 520 PCIe x1 's Advantages

Lower TDP (29W vs 50W)

Score

Benchmark

FP32 (float)

Radeon 550X 640SP +778%

1.371 TFLOPS

GeForce GT 520 PCIe x1

0.156 TFLOPS

Radeon 550X 640SP

VS

GeForce GT 520 PCIe x1

Graphics Card

Apr 2018

Release Date

Apr 2011

Polaris

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x1

Clock Speeds

1019 MHz

Base Clock

-

1071 MHz

Boost Clock

-

1500 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

48.00GB/s

Bandwidth

14.40GB/s

Render Config

10

Compute Units

-

SM Count

1

640

Shading Units

48

40

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

1.620 GPixel/s

42.84 GTexel/s

Texture Rate

6.480 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

155.5 GFLOPS

85.68 GFLOPS

FP64 (double)

12.96 GFLOPS

Board Design

50W

TDP

29W

250 W

Suggested PSU

200 W

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

None

Graphics Processor

Lexa

GPU Name

GF119

Lexa PRO (215-0904018)

GPU Variant

-

GCN 4.0

Architecture

Fermi 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

0.292 billion

103 mm²

Die Size

79 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

6.4

Shader Model

5.1

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