NVIDIA GeForce GTX 770M vs NVIDIA GeForce GTX 860M

VS

NVIDIA GeForce GTX 770M

NVIDIA GeForce GTX 860M

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 770M and 4GB VRAM GeForce GTX 860M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 770M 's Advantages

Larger VRAM bandwidth (96.19GB/s vs 80.19GB/s)

320 additional rendering cores

NVIDIA GeForce GTX 860M 's Advantages

Released 8 months late

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

More VRAM (4GB vs 3GB)

Score

Benchmark

FP32 (float)

GeForce GTX 770M +10%

1.53 TFLOPS

GeForce GTX 860M

1.389 TFLOPS

GeForce GTX 770M

VS

GeForce GTX 860M

Graphics Card

May 2013

Release Date

Jan 2014

GeForce 700M

Generation

GeForce 800M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

706 MHz

Base Clock

1020 MHz

797 MHz

Boost Clock

1085 MHz

1002 MHz

Memory Clock

1253 MHz

Memory

3GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

128bit

96.19GB/s

Bandwidth

80.19GB/s

Render Config

-

960

Shading Units

640

80

TMUs

40

24

ROPs

16

-

16 KB (per SMX)

L1 Cache

64 KB (per SMM)

384 KB

L2 Cache

2 MB

-

Theoretical Performance

15.94 GPixel/s

Pixel Rate

17.36 GPixel/s

63.76 GTexel/s

Texture Rate

43.40 GTexel/s

-

1.530 TFLOPS

FP32 (float)

1389 GFLOPS

63.76 GFLOPS

FP64 (double)

43.40 GFLOPS

Board Design

75W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GK106

GPU Name

GM107

N14E-GS-A1

GPU Variant

N15P-GX-A1

Kepler

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.54 billion

Transistors

1.87 billion

221 mm²

Die Size

148 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

5.0

5.1

Shader Model

5.1

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