NVIDIA RTX A4000H vs AMD Radeon 550X

VS

NVIDIA RTX A4000H AMD Radeon 550X

We compared two Desktop platform GPUs: 16GB VRAM RTX A4000H and 2GB VRAM Radeon 550X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000H 's Advantages

Released 2 years and 1 months late

Boost Clock has increased by 28% (1560MHz vs 1218MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 112.0GB/s)

5632 additional rendering cores

AMD Radeon 550X 's Advantages

Lower TDP (50W vs 140W)

Score

Benchmark

FP32 (float)

RTX A4000H +1437%

19.17 TFLOPS

Radeon 550X

1.247 TFLOPS

RTX A4000H

VS

Radeon 550X

Graphics Card

Apr 2021

Release Date

Mar 2019

Quadro Ampere

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

735 MHz

Base Clock

1082 MHz

1560 MHz

Boost Clock

1218 MHz

1750 MHz

Memory Clock

1750 MHz

Memory

16GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

112.0GB/s

Render Config

48

SM Count

-

Compute Units

8

6144

Shading Units

512

192

TMUs

32

96

ROPs

16

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

Theoretical Performance

149.8 GPixel/s

Pixel Rate

19.49 GPixel/s

299.5 GTexel/s

Texture Rate

38.98 GTexel/s

19.17 TFLOPS

FP16 (half)

1247 GFLOPS

19.17 TFLOPS

FP32 (float)

1247 GFLOPS

299.5 GFLOPS

FP64 (double)

77.95 GFLOPS

Graphics Processor

GA104

GPU Name

Lexa

GA104-???-A1

GPU Variant

Lexa PRO (215-0904018)

Ampere

Architecture

GCN 4.0

Samsung

Foundry

GlobalFoundries

8 nm

Process Size

14 nm

17.4 billion

Transistors

2.2 billion

392 mm²

Die Size

103 mm²

Board Design

140W

TDP

50W

300 W

Suggested PSU

250 W

4x DisplayPort 1.4a

Outputs

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

1x 6-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

8.6

CUDA

-

6.7

Shader Model

6.4

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