AMD Radeon R9 390 X2 vs NVIDIA TITAN Xp

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We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 X2 and 12GB VRAM TITAN Xp to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA TITAN Xp 's Advantages

Released 1 years and 7 months late

Boost Clock1582MHz

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (547.6GB/s vs 345.6GB/s)

1280 additional rendering cores

Lower TDP (250W vs 580W)

Score

Benchmark

FP32 (float)

Radeon R9 390 X2

5.12 TFLOPS

TITAN Xp +137%

12.15 TFLOPS

Radeon R9 390 X2

VS

TITAN Xp

Graphics Card

Sep 2015

Release Date

Apr 2017

Pirate Islands

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1405 MHz

-

Boost Clock

1582 MHz

1350 MHz

Memory Clock

1426 MHz

Memory

8GB

Memory Size

12GB

GDDR5

Memory Type

GDDR5X

512bit

Memory Bus

384bit

345.6GB/s

Bandwidth

547.6GB/s

Render Config

-

SM Count

30

40

Compute Units

-

2560

Shading Units

3840

160

TMUs

240

64

ROPs

96

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

1024 KB

L2 Cache

3 MB

Theoretical Performance

64.00 GPixel/s

Pixel Rate

151.9 GPixel/s

160.0 GTexel/s

Texture Rate

379.7 GTexel/s

-

FP16 (half)

189.8 GFLOPS

5.120 TFLOPS

FP32 (float)

12.15 TFLOPS

640.0 GFLOPS

FP64 (double)

379.7 GFLOPS

Graphics Processor

Grenada

GPU Name

GP102

Grenada PRO (215-0880030)

GPU Variant

GP102-450-A1

GCN 2.0

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

6.2 billion

Transistors

11.8 billion

438 mm²

Die Size

471 mm²

Board Design

580W

TDP

250W

950 W

Suggested PSU

600 W

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

Outputs

1x HDMI 2.0 3x DisplayPort 1.4a

4x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

6.1

6.3

Shader Model

6.4

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