AMD Radeon R9 390X vs NVIDIA P106 100

VS

AMD Radeon R9 390X

NVIDIA P106 100

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390X 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 390X 's Advantages

More VRAM (8GB vs 6GB)

Larger VRAM bandwidth (384.0GB/s vs 192.2GB/s)

1536 additional rendering cores

NVIDIA P106 100 's Advantages

Released 2 years late

Boost Clock1709MHz

Lower TDP (120W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390X +35%

5.914 TFLOPS

P106 100

4.375 TFLOPS

3DMark Time Spy

Radeon R9 390X +4%

4245

P106 100

4073

Radeon R9 390X

VS

P106 100

Graphics Card

Jun 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

1500 MHz

Memory Clock

2002 MHz

Memory

8GB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

512bit

Memory Bus

192bit

384.0GB/s

Bandwidth

192.2GB/s

Render Config

44

Compute Units

-

SM Count

10

2816

Shading Units

1280

176

TMUs

80

64

ROPs

48

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

1024 KB

L2 Cache

1536 KB

-

Theoretical Performance

67.20 GPixel/s

Pixel Rate

82.03 GPixel/s

184.8 GTexel/s

Texture Rate

136.7 GTexel/s

-

FP16 (half)

68.36 GFLOPS

5.914 TFLOPS

FP32 (float)

4.375 TFLOPS

739.2 GFLOPS

FP64 (double)

136.7 GFLOPS

Board Design

275W

TDP

120W

600 W

Suggested PSU

300 W

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

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Grenada

GPU Name

GP106

Grenada XT (215-0880004)

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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