NVIDIA GeForce GTX 870M vs NVIDIA GeForce GTX 780M

VS

NVIDIA GeForce GTX 870M NVIDIA GeForce GTX 780M

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 870M and 4GB VRAM GeForce GTX 780M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 870M 's Advantages

Released 10 months late

Boost Clock has increased by 21% (967MHz vs 797MHz)

Lower TDP (100W vs 122W)

NVIDIA GeForce GTX 780M 's Advantages

More VRAM (4GB vs 3GB)

Larger VRAM bandwidth (160.0GB/s vs 120.0GB/s)

192 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 870M +6%

2.599 TFLOPS

GeForce GTX 780M

2.448 TFLOPS

GeForce GTX 870M

VS

GeForce GTX 780M

Graphics Card

Mar 2014

Release Date

May 2013

GeForce 800M

Generation

GeForce 700M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

941 MHz

Base Clock

771 MHz

967 MHz

Boost Clock

797 MHz

1250 MHz

Memory Clock

1250 MHz

Memory

3GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

256bit

120.0GB/s

Bandwidth

160.0GB/s

Render Config

-

SM Count

-

Compute Units

-

1344

Shading Units

1536

112

TMUs

128

24

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

384 KB

L2 Cache

512 KB

Theoretical Performance

27.08 GPixel/s

Pixel Rate

25.50 GPixel/s

108.3 GTexel/s

Texture Rate

102.0 GTexel/s

-

FP16 (half)

-

2.599 TFLOPS

FP32 (float)

2.448 TFLOPS

108.3 GFLOPS

FP64 (double)

102.0 GFLOPS

Graphics Processor

GK104

GPU Name

GK104

N15E-GT-A2

GPU Variant

N14E-GTX-A2

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

3.54 billion

294 mm²

Die Size

294 mm²

Board Design

100W

TDP

122W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

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

3.0

5.1

Shader Model

5.1

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