AMD Radeon R9 390 X2 vs NVIDIA P106 100

VS

AMD Radeon R9 390 X2

NVIDIA P106 100

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 X2 and 6GB VRAM P106 100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390 X2 's Advantages

More VRAM (8GB vs 6GB)

Larger VRAM bandwidth (345.6GB/s vs 192.2GB/s)

1280 additional rendering cores

NVIDIA P106 100 's Advantages

Released 1 years and 9 months late

Boost Clock1709MHz

Lower TDP (120W vs 580W)

Score

Benchmark

FP32 (float)

Radeon R9 390 X2 +17%

5.12 TFLOPS

P106 100

4.375 TFLOPS

Radeon R9 390 X2

VS

P106 100

Graphics Card

Sep 2015

Release Date

Jun 2017

Pirate Islands

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1506 MHz

-

Boost Clock

1709 MHz

1350 MHz

Memory Clock

2002 MHz

Memory

8GB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

512bit

Memory Bus

192bit

345.6GB/s

Bandwidth

192.2GB/s

Render Config

40

Compute Units

-

SM Count

10

2560

Shading Units

1280

160

TMUs

80

64

ROPs

48

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

1024 KB

L2 Cache

1536 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

82.03 GPixel/s

160.0 GTexel/s

Texture Rate

136.7 GTexel/s

-

FP16 (half)

68.36 GFLOPS

5.120 TFLOPS

FP32 (float)

4.375 TFLOPS

640.0 GFLOPS

FP64 (double)

136.7 GFLOPS

Board Design

580W

TDP

120W

950 W

Suggested PSU

300 W

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

Outputs

No outputs

4x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Grenada

GPU Name

GP106

Grenada PRO (215-0880030)

GPU Variant

GP106-100-A1

GCN 2.0

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

6.2 billion

Transistors

4.4 billion

438 mm²

Die Size

200 mm²

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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