AMD Radeon R9 M295X vs NVIDIA GeForce GT 755M Mac Edition

VS

AMD Radeon R9 M295X NVIDIA GeForce GT 755M Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M295X and 1024MB VRAM GeForce GT 755M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M295X 's Advantages

Released 1 years late

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (160.0GB/s vs 80.00GB/s)

1664 additional rendering cores

NVIDIA GeForce GT 755M Mac Edition 's Advantages

Lower TDP (50W vs 250W)

Score

Benchmark

FP32 (float)

Radeon R9 M295X +255%

2.961 TFLOPS

GeForce GT 755M Mac Edition

0.833 TFLOPS

Radeon R9 M295X

VS

GeForce GT 755M Mac Edition

Graphics Card

Nov 2014

Release Date

Nov 2013

Crystal System

Generation

GeForce 700M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

80.00GB/s

Render Config

-

SM Count

-

32

Compute Units

-

2048

Shading Units

384

128

TMUs

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

256 KB

Theoretical Performance

23.14 GPixel/s

Pixel Rate

8.680 GPixel/s

92.54 GTexel/s

Texture Rate

34.72 GTexel/s

2.961 TFLOPS

FP16 (half)

-

2.961 TFLOPS

FP32 (float)

833.3 GFLOPS

185.1 GFLOPS

FP64 (double)

34.72 GFLOPS

Graphics Processor

Amethyst

GPU Name

GK107

Amethyst XT

GPU Variant

GT 755M

GCN 3.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5 billion

Transistors

1.27 billion

366 mm²

Die Size

118 mm²

Board Design

250W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

6.3

Shader Model

5.1

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