NVIDIA GeForce GTX 670MX vs AMD Radeon HD 7690M

VS

NVIDIA GeForce GTX 670MX

AMD Radeon HD 7690M

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 670MX and 1024MB VRAM Radeon HD 7690M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 670MX 's Advantages

Released 10 months late

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (67.20GB/s vs 28.80GB/s)

480 additional rendering cores

AMD Radeon HD 7690M 's Advantages

Lower TDP (20W vs 75W)

Score

Benchmark

FP32 (float)

GeForce GTX 670MX +65%

1.154 TFLOPS

Radeon HD 7690M

0.696 TFLOPS

GeForce GTX 670MX

VS

Radeon HD 7690M

Graphics Card

Oct 2012

Release Date

Dec 2011

GeForce 600M

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

700 MHz

Memory Clock

900 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

192bit

Memory Bus

128bit

67.20GB/s

Bandwidth

28.80GB/s

Render Config

-

Compute Units

6

-

960

Shading Units

480

80

TMUs

24

ROPs

16

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

384 KB

L2 Cache

256 KB

-

Theoretical Performance

12.02 GPixel/s

Pixel Rate

11.60 GPixel/s

48.08 GTexel/s

Texture Rate

17.40 GTexel/s

-

1154 GFLOPS

FP32 (float)

696.0 GFLOPS

48.08 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

20W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK104

GPU Name

Thames

N13E-GR-A2

GPU Variant

Thames XT (216-0833000)

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

3.54 billion

Transistors

0.716 billion

294 mm²

Die Size

104 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

5.0

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