AMD Radeon RX 550 512SP vs NVIDIA A40 PCIe

VS

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550 512SP and 48GB VRAM A40 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550 512SP 's Advantages

Lower TDP (50W vs 300W)

NVIDIA A40 PCIe 's Advantages

Released 3 years late

Boost Clock has increased by 62% (1740MHz vs 1071MHz)

More VRAM (48GB vs 2GB)

Larger VRAM bandwidth (695.8GB/s vs 96.00GB/s)

10240 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550 512SP

1.097 TFLOPS

A40 PCIe +3311%

37.42 TFLOPS

Radeon RX 550 512SP

VS

A40 PCIe

Graphics Card

Oct 2017

Release Date

Oct 2020

Polaris

Generation

Tesla

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1019 MHz

Base Clock

1305 MHz

1071 MHz

Boost Clock

1740 MHz

1500 MHz

Memory Clock

1812 MHz

Memory

2GB

Memory Size

48GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

384bit

96.00GB/s

Bandwidth

695.8GB/s

Render Config

-

SM Count

84

8

Compute Units

-

512

Shading Units

10752

32

TMUs

336

16

ROPs

112

-

Tensor Cores

336

-

RT Cores

84

16 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

6 MB

Theoretical Performance

17.14 GPixel/s

Pixel Rate

194.9 GPixel/s

34.27 GTexel/s

Texture Rate

584.6 GTexel/s

1097 GFLOPS

FP16 (half)

37.42 TFLOPS

1097 GFLOPS

FP32 (float)

37.42 TFLOPS

68.54 GFLOPS

FP64 (double)

584.6 GFLOPS

Graphics Processor

Baffin

GPU Name

GA102

Baffin LE

GPU Variant

-

GCN 4.0

Architecture

Ampere

GlobalFoundries

Foundry

Samsung

14 nm

Process Size

8 nm

3 billion

Transistors

28.3 billion

123 mm²

Die Size

628 mm²

Board Design

50W

TDP

300W

250 W

Suggested PSU

700 W

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

Outputs

3x DisplayPort 1.4a

None

Power Connectors

8-pin EPS

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

6.4

Shader Model

6.6

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