AMD Radeon RX 580X vs NVIDIA A40 PCIe

VS

AMD Radeon RX 580X

NVIDIA A40 PCIe

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580X 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 580X 's Advantages

Lower TDP (185W vs 300W)

NVIDIA A40 PCIe 's Advantages

Released 2 years and 6 months late

Boost Clock has increased by 30% (1740MHz vs 1340MHz)

More VRAM (48GB vs 8GB)

Larger VRAM bandwidth (695.8GB/s vs 256.0GB/s)

8448 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 580X

6.175 TFLOPS

A40 PCIe +505%

37.42 TFLOPS

Radeon RX 580X

VS

A40 PCIe

Graphics Card

Apr 2018

Release Date

Oct 2020

Polaris

Generation

Tesla

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1257 MHz

Base Clock

1305 MHz

1340 MHz

Boost Clock

1740 MHz

2000 MHz

Memory Clock

1812 MHz

Memory

8GB

Memory Size

48GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

384bit

256.0GB/s

Bandwidth

695.8GB/s

Render Config

36

Compute Units

-

SM Count

84

2304

Shading Units

10752

144

TMUs

336

32

ROPs

112

-

Tensor Cores

336

-

RT Cores

84

16 KB (per CU)

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

6 MB

-

Theoretical Performance

42.88 GPixel/s

Pixel Rate

194.9 GPixel/s

193.0 GTexel/s

Texture Rate

584.6 GTexel/s

6.175 TFLOPS

FP16 (half)

37.42 TFLOPS

6.175 TFLOPS

FP32 (float)

37.42 TFLOPS

385.9 GFLOPS

FP64 (double)

584.6 GFLOPS

Board Design

185W

TDP

300W

450 W

Suggested PSU

700 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

3x DisplayPort 1.4a

1x 8-pin

Power Connectors

8-pin EPS

Graphics Processor

Polaris 20

GPU Name

GA102

Polaris 20 XTX (215-0910038)

GPU Variant

-

GCN 4.0

Architecture

Ampere

GlobalFoundries

Foundry

Samsung

14 nm

Process Size

8 nm

5.7 billion

Transistors

28.3 billion

232 mm²

Die Size

628 mm²

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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