AMD Radeon HD 8690M vs NVIDIA GeForce GTX 670MX

VS

AMD Radeon HD 8690M

NVIDIA GeForce GTX 670MX

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8690M and 3GB VRAM GeForce GTX 670MX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8690M 's Advantages

Boost Clock975MHz

NVIDIA GeForce GTX 670MX 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (67.20GB/s vs 32.00GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8690M

0.624 TFLOPS

GeForce GTX 670MX +84%

1.154 TFLOPS

Radeon HD 8690M

VS

GeForce GTX 670MX

Graphics Card

Mar 2013

Release Date

Oct 2012

Solar System

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

925 MHz

Base Clock

-

975 MHz

Boost Clock

-

1000 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

192bit

32.00GB/s

Bandwidth

67.20GB/s

Render Config

5

Compute Units

-

320

Shading Units

960

20

TMUs

80

8

ROPs

24

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

384 KB

-

Theoretical Performance

7.800 GPixel/s

Pixel Rate

12.02 GPixel/s

19.50 GTexel/s

Texture Rate

48.08 GTexel/s

-

624.0 GFLOPS

FP32 (float)

1154 GFLOPS

39.00 GFLOPS

FP64 (double)

48.08 GFLOPS

Board Design

Unknown

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Sun

GPU Name

GK104

Sun S3 XT (216-0841009)

GPU Variant

N13E-GR-A2

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.69 billion

Transistors

3.54 billion

56 mm²

Die Size

294 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.1

-

CUDA

3.0

6.5 (5.1)

Shader Model

5.1

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