NVIDIA TITAN RTX vs AMD Radeon R9 390 X2

VS

We compared two Desktop platform GPUs: 24GB VRAM TITAN RTX 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 TITAN RTX 's Advantages

Released 3 years and 3 months late

Boost Clock1770MHz

More VRAM (24GB vs 8GB)

Larger VRAM bandwidth (672.0GB/s vs 345.6GB/s)

2048 additional rendering cores

Lower TDP (280W vs 580W)

Score

Benchmark

FP32 (float)

TITAN RTX +218%

16.31 TFLOPS

Radeon R9 390 X2

5.12 TFLOPS

TITAN RTX

VS

Radeon R9 390 X2

Graphics Card

Dec 2018

Release Date

Sep 2015

GeForce 20

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1350 MHz

Base Clock

-

1770 MHz

Boost Clock

-

1750 MHz

Memory Clock

1350 MHz

Memory

24GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

512bit

672.0GB/s

Bandwidth

345.6GB/s

Render Config

72

SM Count

-

Compute Units

40

4608

Shading Units

2560

288

TMUs

160

96

ROPs

64

576

Tensor Cores

-

72

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

1024 KB

Theoretical Performance

169.9 GPixel/s

Pixel Rate

64.00 GPixel/s

509.8 GTexel/s

Texture Rate

160.0 GTexel/s

32.62 TFLOPS

FP16 (half)

-

16.31 TFLOPS

FP32 (float)

5.120 TFLOPS

509.8 GFLOPS

FP64 (double)

640.0 GFLOPS

Graphics Processor

TU102

GPU Name

Grenada

TU102-400-A1

GPU Variant

Grenada PRO (215-0880030)

Turing

Architecture

GCN 2.0

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

18.6 billion

Transistors

6.2 billion

754 mm²

Die Size

438 mm²

Board Design

280W

TDP

580W

600 W

Suggested PSU

950 W

1x HDMI 2.0 3x DisplayPort 1.4a 1x USB Type-C

Outputs

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

2x 8-pin

Power Connectors

4x 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

7.5

CUDA

-

6.6

Shader Model

6.3

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