NVIDIA GeForce GT 445M vs AMD Radeon R7 M270

VS

NVIDIA GeForce GT 445M

AMD Radeon R7 M270

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 445M and 2GB VRAM Radeon R7 M270 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 445M 's Advantages

Larger VRAM bandwidth (40.00GB/s vs 28.80GB/s)

AMD Radeon R7 M270 's Advantages

Released 3 years and 4 months late

Boost Clock825MHz

More VRAM (2GB vs 1024GB)

240 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 445M

0.328 TFLOPS

Radeon R7 M270 +92%

0.633 TFLOPS

GeForce GT 445M

VS

Radeon R7 M270

Graphics Card

Sep 2010

Release Date

Jan 2014

GeForce 400M

Generation

Gem System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

725 MHz

-

Boost Clock

825 MHz

625 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

40.00GB/s

Bandwidth

28.80GB/s

Render Config

-

Compute Units

6

3

SM Count

-

144

Shading Units

384

24

TMUs

24

16

ROPs

8

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

3.420 GPixel/s

Pixel Rate

6.600 GPixel/s

13.68 GTexel/s

Texture Rate

19.80 GTexel/s

-

328.3 GFLOPS

FP32 (float)

633.6 GFLOPS

27.36 GFLOPS

FP64 (double)

-

Board Design

35W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GF106

GPU Name

Opal

N11E-GE-A1

GPU Variant

Opal XT

Fermi

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

0.95 billion

238 mm²

Die Size

77 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

2.1

CUDA

-

5.1

Shader Model

6.5 (5.1)

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