NVIDIA A2 vs AMD Radeon R9 390 X2

VS

NVIDIA A2

AMD Radeon R9 390 X2

We compared two Desktop platform GPUs: 16GB VRAM A2 and 8GB VRAM Radeon R9 390 X2 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 2 months late

Boost Clock1770MHz

More VRAM (16GB vs 8GB)

Lower TDP (60W vs 580W)

AMD Radeon R9 390 X2 's Advantages

Larger VRAM bandwidth (345.6GB/s vs 200.1GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

A2

4.531 TFLOPS

Radeon R9 390 X2 +12%

5.12 TFLOPS

A2

VS

Radeon R9 390 X2

Graphics Card

Nov 2021

Release Date

Sep 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

1350 MHz

Memory

16GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

512bit

200.1GB/s

Bandwidth

345.6GB/s

Render Config

-

Compute Units

40

10

SM Count

-

1280

Shading Units

2560

40

TMUs

160

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

64.00 GPixel/s

70.80 GTexel/s

Texture Rate

160.0 GTexel/s

4.531 TFLOPS

FP16 (half)

-

4.531 TFLOPS

FP32 (float)

5.120 TFLOPS

70.80 GFLOPS

FP64 (double)

640.0 GFLOPS

Board Design

60W

TDP

580W

250 W

Suggested PSU

950 W

No outputs

Outputs

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

None

Power Connectors

4x 8-pin

Graphics Processor

GA107

GPU Name

Grenada

-

GPU Variant

Grenada PRO (215-0880030)

Ampere

Architecture

GCN 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

Unknown

Transistors

6.2 billion

Unknown

Die Size

438 mm²

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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