NVIDIA GeForce GTX 860M vs NVIDIA GeForce GTX 780M Mac Edition

VS

NVIDIA GeForce GTX 860M

NVIDIA GeForce GTX 780M Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 860M and 4GB VRAM GeForce GTX 780M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 860M 's Advantages

Boost Clock has increased by 36% (1085MHz vs 797MHz)

Lower TDP (75W vs 122W)

NVIDIA GeForce GTX 780M Mac Edition 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 80.19GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 860M

1.389 TFLOPS

GeForce GTX 780M Mac Edition +76%

2.448 TFLOPS

GeForce GTX 860M

VS

GeForce GTX 780M Mac Edition

Graphics Card

Jan 2014

Release Date

Nov 2013

GeForce 800M

Generation

GeForce 700M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

1020 MHz

Base Clock

771 MHz

1085 MHz

Boost Clock

797 MHz

1253 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

80.19GB/s

Bandwidth

160.0GB/s

Render Config

-

640

Shading Units

1536

40

TMUs

128

16

ROPs

32

-

64 KB (per SMM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

17.36 GPixel/s

Pixel Rate

25.50 GPixel/s

43.40 GTexel/s

Texture Rate

102.0 GTexel/s

-

1389 GFLOPS

FP32 (float)

2.448 TFLOPS

43.40 GFLOPS

FP64 (double)

102.0 GFLOPS

Board Design

75W

TDP

122W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM107

GPU Name

GK104

N15P-GX-A1

GPU Variant

N14E-GTX-A2

Maxwell

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

3.54 billion

148 mm²

Die Size

294 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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