AMD Radeon R9 390 vs NVIDIA TITAN RTX

VS

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 and 24GB VRAM TITAN RTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390 's Advantages

Lower TDP (275W vs 280W)

NVIDIA TITAN RTX 's Advantages

Released 3 years and 6 months late

Boost Clock1770MHz

More VRAM (24GB vs 8GB)

Larger VRAM bandwidth (672.0GB/s vs 384.0GB/s)

2048 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 390

5.12 TFLOPS

TITAN RTX +218%

16.31 TFLOPS

3DMark Time Spy

Radeon R9 390

3955

TITAN RTX +283%

15148

Radeon R9 390

VS

TITAN RTX

Graphics Card

Jun 2015

Release Date

Dec 2018

Pirate Islands

Generation

GeForce 20

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1350 MHz

-

Boost Clock

1770 MHz

1500 MHz

Memory Clock

1750 MHz

Memory

8GB

Memory Size

24GB

GDDR5

Memory Type

GDDR6

512bit

Memory Bus

384bit

384.0GB/s

Bandwidth

672.0GB/s

Render Config

-

SM Count

72

40

Compute Units

-

2560

Shading Units

4608

160

TMUs

288

64

ROPs

96

-

Tensor Cores

576

-

RT Cores

72

16 KB (per CU)

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

6 MB

Theoretical Performance

64.00 GPixel/s

Pixel Rate

169.9 GPixel/s

160.0 GTexel/s

Texture Rate

509.8 GTexel/s

-

FP16 (half)

32.62 TFLOPS

5.120 TFLOPS

FP32 (float)

16.31 TFLOPS

640.0 GFLOPS

FP64 (double)

509.8 GFLOPS

Graphics Processor

Grenada

GPU Name

TU102

Grenada PRO (215-0880030)

GPU Variant

TU102-400-A1

GCN 2.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

6.2 billion

Transistors

18.6 billion

438 mm²

Die Size

754 mm²

Board Design

275W

TDP

280W

600 W

Suggested PSU

600 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

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

7.5

6.3

Shader Model

6.6

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