NVIDIA GeForce GTX 775M Mac Edition vs ATI Mobility Radeon HD 4870 X2

VS

NVIDIA GeForce GTX 775M Mac Edition

ATI Mobility Radeon HD 4870 X2

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 775M Mac Edition and 1024MB VRAM Mobility Radeon HD 4870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 775M Mac Edition 's Advantages

Released 4 years and 10 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (160.0GB/s vs 89.60GB/s)

544 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 775M Mac Edition +143%

2.142 TFLOPS

Mobility Radeon HD 4870 X2

0.88 TFLOPS

GeForce GTX 775M Mac Edition

VS

Mobility Radeon HD 4870 X2

Graphics Card

Nov 2013

Release Date

Jan 2009

GeForce 700M

Generation

M9x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

89.60GB/s

Render Config

-

Compute Units

10

-

1344

Shading Units

800

112

TMUs

40

32

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

22.32 GPixel/s

Pixel Rate

8.800 GPixel/s

89.26 GTexel/s

Texture Rate

22.00 GTexel/s

-

2.142 TFLOPS

FP32 (float)

880.0 GFLOPS

89.26 GFLOPS

FP64 (double)

176.0 GFLOPS

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

GK104

GPU Name

M98

N13E-GTX-A2

GPU Variant

M98 XT L2 (216-0732023)

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

3.54 billion

Transistors

0.956 billion

294 mm²

Die Size

256 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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