AMD Radeon R9 390X vs NVIDIA P102 101

VS

AMD Radeon R9 390X

NVIDIA P102 101

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390X and 10GB VRAM P102 101 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390X 's Advantages

Larger VRAM bandwidth (384.0GB/s vs 320.3GB/s)

NVIDIA P102 101 's Advantages

Released 2 years and 7 months late

Boost Clock1670MHz

More VRAM (10GB vs 8GB)

384 additional rendering cores

Lower TDP (250W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390X

5.914 TFLOPS

P102 101 +80%

10.69 TFLOPS

Radeon R9 390X

VS

P102 101

Graphics Card

Jun 2015

Release Date

Jan 2018

Pirate Islands

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x4

Clock Speeds

-

Base Clock

1557 MHz

-

Boost Clock

1670 MHz

1500 MHz

Memory Clock

2002 MHz

Memory

8GB

Memory Size

10GB

GDDR5

Memory Type

GDDR5

512bit

Memory Bus

320bit

384.0GB/s

Bandwidth

320.3GB/s

Render Config

44

Compute Units

-

SM Count

25

2816

Shading Units

3200

176

TMUs

200

64

ROPs

80

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

1024 KB

L2 Cache

0 MB

-

Theoretical Performance

67.20 GPixel/s

Pixel Rate

133.6 GPixel/s

184.8 GTexel/s

Texture Rate

334.0 GTexel/s

-

FP16 (half)

167.0 GFLOPS

5.914 TFLOPS

FP32 (float)

10.69 TFLOPS

739.2 GFLOPS

FP64 (double)

334.0 GFLOPS

Board Design

275W

TDP

250W

600 W

Suggested PSU

600 W

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

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Grenada

GPU Name

GP102

Grenada XT (215-0880004)

GPU Variant

GP102-101-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

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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