AMD Radeon HD 8690M vs NVIDIA GeForce GTX 980M

VS

AMD Radeon HD 8690M

NVIDIA GeForce GTX 980M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8690M and 8GB VRAM GeForce GTX 980M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980M 's Advantages

Released 1 years and 7 months late

Boost Clock has increased by 16% (1127MHz vs 975MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (160.4GB/s vs 32.00GB/s)

1216 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8690M

0.624 TFLOPS

GeForce GTX 980M +454%

3.462 TFLOPS

Radeon HD 8690M

VS

GeForce GTX 980M

Graphics Card

Mar 2013

Release Date

Oct 2014

Solar System

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

925 MHz

Base Clock

1038 MHz

975 MHz

Boost Clock

1127 MHz

1000 MHz

Memory Clock

1253 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

32.00GB/s

Bandwidth

160.4GB/s

Render Config

5

Compute Units

-

320

Shading Units

1536

20

TMUs

96

8

ROPs

64

-

16 KB (per CU)

L1 Cache

48 KB (per SMM)

128 KB

L2 Cache

2 MB

-

Theoretical Performance

7.800 GPixel/s

Pixel Rate

72.13 GPixel/s

19.50 GTexel/s

Texture Rate

108.2 GTexel/s

-

624.0 GFLOPS

FP32 (float)

3.462 TFLOPS

39.00 GFLOPS

FP64 (double)

108.2 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Sun

GPU Name

GM204

Sun S3 XT (216-0841009)

GPU Variant

N16E-GX-A1

GCN 1.0

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

5.2 billion

56 mm²

Die Size

398 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

5.2

6.5 (5.1)

Shader Model

6.7 (6.4)

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