ATI Mobility Radeon HD 3850 X2 vs NVIDIA GeForce GTX 775M Mac Edition

VS

ATI Mobility Radeon HD 3850 X2

NVIDIA GeForce GTX 775M Mac Edition

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 3850 X2 and 2GB VRAM GeForce GTX 775M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 3850 X2 's Advantages

Lower TDP (70W vs 100W)

NVIDIA GeForce GTX 775M Mac Edition 's Advantages

Released 5 years and 5 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (160.0GB/s vs 48.00GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3850 X2

0.371 TFLOPS

GeForce GTX 775M Mac Edition +477%

2.142 TFLOPS

Mobility Radeon HD 3850 X2

VS

GeForce GTX 775M Mac Edition

Graphics Card

Jun 2008

Release Date

Nov 2013

M8x

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

750 MHz

Memory Clock

1250 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

48.00GB/s

Bandwidth

160.0GB/s

Render Config

4

Compute Units

-

320

Shading Units

1344

16

TMUs

112

16

ROPs

32

-

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

9.280 GPixel/s

Pixel Rate

22.32 GPixel/s

9.280 GTexel/s

Texture Rate

89.26 GTexel/s

-

371.2 GFLOPS

FP32 (float)

2.142 TFLOPS

74.24 GFLOPS

FP64 (double)

89.26 GFLOPS

Board Design

70W

TDP

100W

-

No outputs

Outputs

No outputs

-

Graphics Processor

M88

GPU Name

GK104

-

GPU Variant

N13E-GTX-A2

TeraScale

Architecture

Kepler

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.666 billion

Transistors

3.54 billion

192 mm²

Die Size

294 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

4.1

Shader Model

5.1

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