AMD Radeon 550X 640SP vs NVIDIA GeForce GT 720

VS

AMD Radeon 550X 640SP

NVIDIA GeForce GT 720

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 1024MB VRAM GeForce GT 720 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 640SP 's Advantages

Released 3 years and 7 months late

Boost Clock1071MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (48.00GB/s vs 12.80GB/s)

448 additional rendering cores

NVIDIA GeForce GT 720 's Advantages

Lower TDP (19W vs 50W)

Score

Benchmark

FP32 (float)

Radeon 550X 640SP +348%

1.371 TFLOPS

GeForce GT 720

0.306 TFLOPS

Radeon 550X 640SP

VS

GeForce GT 720

Graphics Card

Apr 2018

Release Date

Sep 2014

Polaris

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x8

Clock Speeds

1019 MHz

Base Clock

-

1071 MHz

Boost Clock

-

1500 MHz

Memory Clock

800 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

48.00GB/s

Bandwidth

12.80GB/s

Render Config

10

Compute Units

-

640

Shading Units

192

40

TMUs

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

3.188 GPixel/s

42.84 GTexel/s

Texture Rate

12.75 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

306.0 GFLOPS

85.68 GFLOPS

FP64 (double)

12.75 GFLOPS

Board Design

50W

TDP

19W

250 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

None

Power Connectors

None

Graphics Processor

Lexa

GPU Name

GK208B

Lexa PRO (215-0904018)

GPU Variant

-

GCN 4.0

Architecture

Kepler 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

1.02 billion

103 mm²

Die Size

87 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.5

6.4

Shader Model

5.1

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