AMD Radeon HD 8690M vs NVIDIA GeForce GTX 675MX

VS

AMD Radeon HD 8690M

NVIDIA GeForce GTX 675MX

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8690M and 2GB VRAM GeForce GTX 675MX 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 675MX 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 32.00GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8690M

0.624 TFLOPS

GeForce GTX 675MX +101%

1.256 TFLOPS

Radeon HD 8690M

VS

GeForce GTX 675MX

Graphics Card

Mar 2013

Release Date

Oct 2012

Solar System

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

925 MHz

Base Clock

-

975 MHz

Boost Clock

-

1000 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

32.00GB/s

Bandwidth

115.2GB/s

Render Config

5

Compute Units

-

320

Shading Units

960

20

TMUs

80

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

7.800 GPixel/s

Pixel Rate

13.08 GPixel/s

19.50 GTexel/s

Texture Rate

52.32 GTexel/s

-

624.0 GFLOPS

FP32 (float)

1256 GFLOPS

39.00 GFLOPS

FP64 (double)

52.32 GFLOPS

Board Design

Unknown

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Sun

GPU Name

GK104

Sun S3 XT (216-0841009)

GPU Variant

N13E-GSR-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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