AMD Radeon R9 380 OEM vs NVIDIA A40 PCIe

VS

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 380 OEM and 48GB VRAM A40 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 380 OEM 's Advantages

Lower TDP (190W vs 300W)

NVIDIA A40 PCIe 's Advantages

Released 5 years and 5 months late

Boost Clock1740MHz

More VRAM (48GB vs 4GB)

Larger VRAM bandwidth (695.8GB/s vs 176.0GB/s)

8960 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 380 OEM

3.29 TFLOPS

A40 PCIe +1037%

37.42 TFLOPS

Radeon R9 380 OEM

VS

A40 PCIe

Graphics Card

May 2015

Release Date

Oct 2020

Pirate Islands

Generation

Tesla

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1305 MHz

-

Boost Clock

1740 MHz

1375 MHz

Memory Clock

1812 MHz

Memory

4GB

Memory Size

48GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

384bit

176.0GB/s

Bandwidth

695.8GB/s

Render Config

-

SM Count

84

28

Compute Units

-

1792

Shading Units

10752

112

TMUs

336

32

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

29.38 GPixel/s

Pixel Rate

194.9 GPixel/s

102.8 GTexel/s

Texture Rate

584.6 GTexel/s

3.290 TFLOPS

FP16 (half)

37.42 TFLOPS

3.290 TFLOPS

FP32 (float)

37.42 TFLOPS

205.6 GFLOPS

FP64 (double)

584.6 GFLOPS

Graphics Processor

Antigua

GPU Name

GA102

Antigua PRO (215-0877000)

GPU Variant

-

GCN 3.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

5 billion

Transistors

28.3 billion

366 mm²

Die Size

628 mm²

Board Design

190W

TDP

300W

450 W

Suggested PSU

700 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

3x DisplayPort 1.4a

2x 6-pin

Power Connectors

8-pin EPS

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

6.3

Shader Model

6.6

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