NVIDIA GeForce GTX 950A vs NVIDIA GeForce GT 650M Mac Edition

VS

NVIDIA GeForce GTX 950A

NVIDIA GeForce GT 650M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 950A and 512MB VRAM GeForce GT 650M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 950A 's Advantages

Released 2 years and 8 months late

Boost Clock1124MHz

More VRAM (2GB vs 512GB)

256 additional rendering cores

NVIDIA GeForce GT 650M Mac Edition 's Advantages

Larger VRAM bandwidth (80.26GB/s vs 32.03GB/s)

Lower TDP (45W vs 75W)

Score

Benchmark

FP32 (float)

GeForce GTX 950A +108%

1.439 TFLOPS

GeForce GT 650M Mac Edition

0.691 TFLOPS

GeForce GTX 950A

VS

GeForce GT 650M Mac Edition

Graphics Card

Mar 2015

Release Date

Jul 2012

GeForce 900A

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

993 MHz

Base Clock

-

1124 MHz

Boost Clock

-

1001 MHz

Memory Clock

1254 MHz

Memory

2GB

Memory Size

512MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

32.03GB/s

Bandwidth

80.26GB/s

Render Config

-

640

Shading Units

384

40

TMUs

32

16

ROPs

16

-

64 KB (per SMM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

17.98 GPixel/s

Pixel Rate

7.200 GPixel/s

44.96 GTexel/s

Texture Rate

28.80 GTexel/s

-

1439 GFLOPS

FP32 (float)

691.2 GFLOPS

44.96 GFLOPS

FP64 (double)

28.80 GFLOPS

Board Design

75W

TDP

45W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GM107

GPU Name

GK107

N16P-GT

GPU Variant

N13P-GT-W-A2

Maxwell

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

1.27 billion

148 mm²

Die Size

118 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

5.0

CUDA

3.0

5.1

Shader Model

5.1

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