NVIDIA GeForce GTX 675M vs ATI Radeon E4690 MXM

VS

NVIDIA GeForce GTX 675M

ATI Radeon E4690 MXM

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 675M and 512MB VRAM Radeon E4690 MXM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 675M 's Advantages

Released 2 years and 9 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (96.00GB/s vs 22.40GB/s)

64 additional rendering cores

ATI Radeon E4690 MXM 's Advantages

Lower TDP (30W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 675M +147%

0.952 TFLOPS

Radeon E4690 MXM

0.384 TFLOPS

GeForce GTX 675M

VS

Radeon E4690 MXM

Graphics Card

Mar 2012

Release Date

Jun 2009

GeForce 600M

Generation

Embedded

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-II

Clock Speeds

-

750 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

96.00GB/s

Bandwidth

22.40GB/s

Render Config

-

Compute Units

4

8

SM Count

-

384

Shading Units

320

64

TMUs

32

ROPs

8

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

9.920 GPixel/s

Pixel Rate

4.800 GPixel/s

39.68 GTexel/s

Texture Rate

19.20 GTexel/s

-

952.3 GFLOPS

FP32 (float)

384.0 GFLOPS

79.36 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

30W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF114

GPU Name

RV730

N13E-GS1-A1

GPU Variant

RV730 XT E4690 (215-0729055)

Fermi 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.95 billion

Transistors

0.514 billion

332 mm²

Die Size

146 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

4.1

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