NVIDIA GeForce GT 755M Mac Edition vs ATI Mobility Radeon HD 4830

VS

NVIDIA GeForce GT 755M Mac Edition

ATI Mobility Radeon HD 4830

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 755M Mac Edition and 1024MB VRAM Mobility Radeon HD 4830 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

Released 4 years and 8 months late

Larger VRAM bandwidth (80.00GB/s vs 25.60GB/s)

ATI Mobility Radeon HD 4830 's Advantages

256 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 755M Mac Edition +30%

0.833 TFLOPS

Mobility Radeon HD 4830

0.64 TFLOPS

GeForce GT 755M Mac Edition

VS

Mobility Radeon HD 4830

Graphics Card

Nov 2013

Release Date

Mar 2009

GeForce 700M

Generation

M9x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

80.00GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

8

-

384

Shading Units

640

32

TMUs

32

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

8.680 GPixel/s

Pixel Rate

8.000 GPixel/s

34.72 GTexel/s

Texture Rate

16.00 GTexel/s

-

833.3 GFLOPS

FP32 (float)

640.0 GFLOPS

34.72 GFLOPS

FP64 (double)

128.0 GFLOPS

Board Design

50W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GK107

GPU Name

M97

GT 755M

GPU Variant

M97 M2 (216-0731004)

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

0.826 billion

118 mm²

Die Size

137 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

4.1

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