AMD Radeon RX 550X vs NVIDIA GeForce GT 620 OEM

VS

AMD Radeon RX 550X NVIDIA GeForce GT 620 OEM

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 550X and 512MB VRAM GeForce GT 620 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550X 's Advantages

Released 6 years and 8 months late

Boost Clock1183MHz

Larger VRAM bandwidth (96.00GB/s vs 14.37GB/s)

464 additional rendering cores

NVIDIA GeForce GT 620 OEM 's Advantages

Lower TDP (30W vs 50W)

Score

Benchmark

FP32 (float)

Radeon RX 550X +676%

1.211 TFLOPS

GeForce GT 620 OEM

0.156 TFLOPS

Radeon RX 550X

VS

GeForce GT 620 OEM

Graphics Card

Dec 2018

Release Date

Apr 2012

Polaris

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1100 MHz

Base Clock

-

1183 MHz

Boost Clock

-

1500 MHz

Memory Clock

898 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

96.00GB/s

Bandwidth

14.37GB/s

Render Config

-

SM Count

1

8

Compute Units

-

512

Shading Units

48

32

TMUs

8

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

128 KB

Theoretical Performance

18.93 GPixel/s

Pixel Rate

1.620 GPixel/s

37.86 GTexel/s

Texture Rate

6.480 GTexel/s

1211 GFLOPS

FP16 (half)

-

1211 GFLOPS

FP32 (float)

155.5 GFLOPS

75.71 GFLOPS

FP64 (double)

12.96 GFLOPS

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

Board Design

50W

TDP

30W

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 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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