NVIDIA A2 vs AMD Radeon R9 390X

VS

NVIDIA A2 AMD Radeon R9 390X

We compared two Desktop platform GPUs: 16GB VRAM A2 and 8GB VRAM Radeon R9 390X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A2 's Advantages

Released 6 years and 5 months late

Boost Clock1770MHz

More VRAM (16GB vs 8GB)

Lower TDP (60W vs 275W)

AMD Radeon R9 390X 's Advantages

Larger VRAM bandwidth (384.0GB/s vs 200.1GB/s)

1536 additional rendering cores

Score

Benchmark

FP32 (float)

A2

4.531 TFLOPS

Radeon R9 390X +30%

5.914 TFLOPS

A2

VS

Radeon R9 390X

Graphics Card

Nov 2021

Release Date

Jun 2015

Quadro

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1440 MHz

Base Clock

-

1770 MHz

Boost Clock

-

1563 MHz

Memory Clock

1500 MHz

Memory

16GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

512bit

200.1GB/s

Bandwidth

384.0GB/s

Render Config

10

SM Count

-

Compute Units

44

1280

Shading Units

2816

40

TMUs

176

32

ROPs

64

40

Tensor Cores

-

10

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

Theoretical Performance

56.64 GPixel/s

Pixel Rate

67.20 GPixel/s

70.80 GTexel/s

Texture Rate

184.8 GTexel/s

4.531 TFLOPS

FP16 (half)

-

4.531 TFLOPS

FP32 (float)

5.914 TFLOPS

70.80 GFLOPS

FP64 (double)

739.2 GFLOPS

Graphics Processor

GA107

GPU Name

Grenada

-

GPU Variant

Grenada XT (215-0880004)

Ampere

Architecture

GCN 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

Unknown

Transistors

6.2 billion

Unknown

Die Size

438 mm²

Board Design

60W

TDP

275W

250 W

Suggested PSU

600 W

No outputs

Outputs

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

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

8.6

CUDA

-

6.6

Shader Model

6.3

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