ATI Radeon E4690 MXM vs NVIDIA GeForce GT 445M

VS

ATI Radeon E4690 MXM

NVIDIA GeForce GT 445M

We compared two Mobile platform GPUs: 512MB VRAM Radeon E4690 MXM and 1024MB VRAM GeForce GT 445M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon E4690 MXM 's Advantages

176 additional rendering cores

Lower TDP (30W vs 35W)

NVIDIA GeForce GT 445M 's Advantages

Released 1 years and 3 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (40.00GB/s vs 22.40GB/s)

Score

Benchmark

FP32 (float)

Radeon E4690 MXM +17%

0.384 TFLOPS

GeForce GT 445M

0.328 TFLOPS

Radeon E4690 MXM

VS

GeForce GT 445M

Graphics Card

Jun 2009

Release Date

Sep 2010

Embedded

Generation

GeForce 400M

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

700 MHz

Memory Clock

625 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

22.40GB/s

Bandwidth

40.00GB/s

Render Config

4

Compute Units

-

SM Count

3

320

Shading Units

144

32

TMUs

24

8

ROPs

16

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

3.420 GPixel/s

19.20 GTexel/s

Texture Rate

13.68 GTexel/s

-

384.0 GFLOPS

FP32 (float)

328.3 GFLOPS

-

FP64 (double)

27.36 GFLOPS

Board Design

30W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

RV730

GPU Name

GF106

RV730 XT E4690 (215-0729055)

GPU Variant

N11E-GE-A1

TeraScale

Architecture

Fermi

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.514 billion

Transistors

1.17 billion

146 mm²

Die Size

238 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

4.1

Shader Model

5.1

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