NVIDIA GeForce GT 755M Mac Edition vs NVIDIA GeForce 920A

VS

NVIDIA GeForce GT 755M Mac Edition

NVIDIA GeForce 920A

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 755M Mac Edition and 2GB VRAM GeForce 920A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 755M Mac Edition 's Advantages

Larger VRAM bandwidth (80.00GB/s vs 16.02GB/s)

NVIDIA GeForce 920A 's Advantages

Released 1 years and 4 months late

More VRAM (2GB vs 1024GB)

Lower TDP (33W vs 50W)

Score

Benchmark

FP32 (float)

GeForce GT 755M Mac Edition +13%

0.833 TFLOPS

GeForce 920A

0.733 TFLOPS

GeForce GT 755M Mac Edition

VS

GeForce 920A

Graphics Card

Nov 2013

Release Date

Mar 2015

GeForce 700M

Generation

GeForce 900A

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

1250 MHz

Memory Clock

1001 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

80.00GB/s

Bandwidth

16.02GB/s

Render Config

-

384

Shading Units

384

32

TMUs

32

16

ROPs

8

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

8.680 GPixel/s

Pixel Rate

7.632 GPixel/s

34.72 GTexel/s

Texture Rate

30.53 GTexel/s

-

833.3 GFLOPS

FP32 (float)

732.7 GFLOPS

34.72 GFLOPS

FP64 (double)

30.53 GFLOPS

Board Design

50W

TDP

33W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK107

GPU Name

GK208B

GT 755M

GPU Variant

N16V-GM

Kepler

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.27 billion

Transistors

1.02 billion

118 mm²

Die Size

87 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.1

3.0

CUDA

3.5

5.1

Shader Model

5.1

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