AMD Radeon HD 8690M vs NVIDIA GeForce GTX 1080 Max Q

VS

AMD Radeon HD 8690M

NVIDIA GeForce GTX 1080 Max Q

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8690M and 8GB VRAM GeForce GTX 1080 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 Max Q 's Advantages

Released 4 years and 3 months late

Boost Clock has increased by 51% (1468MHz vs 975MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (320.3GB/s vs 32.00GB/s)

2240 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8690M

0.624 TFLOPS

GeForce GTX 1080 Max Q +1104%

7.516 TFLOPS

Radeon HD 8690M

VS

GeForce GTX 1080 Max Q

Graphics Card

Mar 2013

Release Date

Jun 2017

Solar System

Generation

GeForce 10 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

925 MHz

Base Clock

1290 MHz

975 MHz

Boost Clock

1468 MHz

1000 MHz

Memory Clock

1251 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5X

64bit

Memory Bus

256bit

32.00GB/s

Bandwidth

320.3GB/s

Render Config

5

Compute Units

-

SM Count

20

320

Shading Units

2560

20

TMUs

160

8

ROPs

64

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

128 KB

L2 Cache

2 MB

-

Theoretical Performance

7.800 GPixel/s

Pixel Rate

93.95 GPixel/s

19.50 GTexel/s

Texture Rate

234.9 GTexel/s

-

FP16 (half)

117.4 GFLOPS

624.0 GFLOPS

FP32 (float)

7.516 TFLOPS

39.00 GFLOPS

FP64 (double)

234.9 GFLOPS

Board Design

Unknown

TDP

150W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Sun

GPU Name

GP104

Sun S3 XT (216-0841009)

GPU Variant

N17E-G3-A1

GCN 1.0

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

0.69 billion

Transistors

7.2 billion

56 mm²

Die Size

314 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

6.1

6.5 (5.1)

Shader Model

6.4

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