NVIDIA GeForce GT 445M vs AMD Radeon R9 M295X Mac Edition

VS

NVIDIA GeForce GT 445M AMD Radeon R9 M295X Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 445M and 4GB VRAM Radeon R9 M295X Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 445M 's Advantages

Lower TDP (35W vs 250W)

AMD Radeon R9 M295X Mac Edition 's Advantages

Released 4 years and 2 months late

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (174.3GB/s vs 40.00GB/s)

1904 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 445M

0.328 TFLOPS

Radeon R9 M295X Mac Edition +961%

3.482 TFLOPS

GeForce GT 445M

VS

Radeon R9 M295X Mac Edition

Graphics Card

Sep 2010

Release Date

Nov 2014

GeForce 400M

Generation

Crystal System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

625 MHz

Memory Clock

1362 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

40.00GB/s

Bandwidth

174.3GB/s

Render Config

3

SM Count

-

Compute Units

32

144

Shading Units

2048

24

TMUs

128

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

Theoretical Performance

3.420 GPixel/s

Pixel Rate

27.20 GPixel/s

13.68 GTexel/s

Texture Rate

108.8 GTexel/s

-

FP16 (half)

3.482 TFLOPS

328.3 GFLOPS

FP32 (float)

3.482 TFLOPS

27.36 GFLOPS

FP64 (double)

217.6 GFLOPS

Graphics Processor

GF106

GPU Name

Amethyst

N11E-GE-A1

GPU Variant

Amethyst XT

Fermi

Architecture

GCN 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

5 billion

238 mm²

Die Size

366 mm²

Board Design

35W

TDP

250W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

6.3

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