NVIDIA GeForce GT 445M vs ATI Radeon E4690 PCIe

VS

NVIDIA GeForce GT 445M ATI Radeon E4690 PCIe

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

Main Differences

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)

ATI Radeon E4690 PCIe 's Advantages

176 additional rendering cores

Lower TDP (30W vs 35W)

Score

Benchmark

FP32 (float)

GeForce GT 445M

0.328 TFLOPS

Radeon E4690 PCIe +17%

0.384 TFLOPS

GeForce GT 445M

VS

Radeon E4690 PCIe

Graphics Card

Sep 2010

Release Date

Jun 2009

GeForce 400M

Generation

Embedded

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

625 MHz

Memory Clock

700 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

40.00GB/s

Bandwidth

22.40GB/s

Render Config

3

SM Count

-

Compute Units

4

144

Shading Units

320

24

TMUs

32

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

Theoretical Performance

3.420 GPixel/s

Pixel Rate

4.800 GPixel/s

13.68 GTexel/s

Texture Rate

19.20 GTexel/s

-

FP16 (half)

-

328.3 GFLOPS

FP32 (float)

384.0 GFLOPS

27.36 GFLOPS

FP64 (double)

-

Graphics Processor

GF106

GPU Name

RV730

N11E-GE-A1

GPU Variant

RV730 XT E4690 (215-0729055)

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.17 billion

Transistors

0.514 billion

238 mm²

Die Size

146 mm²

Board Design

35W

TDP

30W

-

Suggested PSU

-

No outputs

Outputs

2x DVI

-

Power Connectors

-

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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