NVIDIA GeForce GTX 280M vs AMD Radeon R9 M395X Mac Edition

VS

NVIDIA GeForce GTX 280M AMD Radeon R9 M395X Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GTX 280M and 4GB VRAM Radeon R9 M395X Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 280M 's Advantages

Lower TDP (75W vs 250W)

AMD Radeon R9 M395X Mac Edition 's Advantages

Released 6 years and 2 months late

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (174.7GB/s vs 60.80GB/s)

1920 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 280M

0.374 TFLOPS

Radeon R9 M395X Mac Edition +895%

3.723 TFLOPS

GeForce GTX 280M

VS

Radeon R9 M395X Mac Edition

Graphics Card

Mar 2009

Release Date

May 2015

GeForce 200M

Generation

Crystal System

Mobile

Type

Mobile

MXM-IV

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

950 MHz

Memory Clock

1365 MHz

Memory

1024MB

Memory Size

4GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

60.80GB/s

Bandwidth

174.7GB/s

Render Config

16

SM Count

-

Compute Units

32

128

Shading Units

2048

64

TMUs

128

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

512 KB

Theoretical Performance

9.360 GPixel/s

Pixel Rate

29.09 GPixel/s

37.44 GTexel/s

Texture Rate

116.4 GTexel/s

-

FP16 (half)

3.723 TFLOPS

374.5 GFLOPS

FP32 (float)

3.723 TFLOPS

-

FP64 (double)

232.7 GFLOPS

Graphics Processor

G92

GPU Name

Amethyst

N10E-GTX

GPU Variant

Amethyst XT

Tesla

Architecture

GCN 3.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.754 billion

Transistors

5 billion

324 mm²

Die Size

366 mm²

Board Design

75W

TDP

250W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

11.1 (10_0)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

1.1

CUDA

-

4.0

Shader Model

6.3

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