GeForce GTX 770M and Radeon R5 Graphics - video card comparison

GeForce GTX 770M

Radeon R5 Graphics

Architecture

Kepler (2012−2018)

GCN 2.0 (2013−2017)

GPU code name

N14E-GS

Spectre SL

Market segment

Laptop

Desktop

Release date

May 2013

September 2014

Bus support

PCI Express 3.0, PCI Express 2.0

-

Interface

MXM-B (3.0)

IGP

Supplementary power connectors

None

-

SLI options

+

-

Boost clock speed

797 MHz

720 MHz

Core clock speed

811 MHz

497 MHz

CUDA cores

960

-

Floating-point performance

1,530 gflops

388.1 gflops

Manufacturing process technology

28 nm

28 nm

Number of transistors

2,540 million

2,410 million

Pipelines / CUDA cores

960

256

Power consumption (TDP)

75 Watt

15 Watt

Texture fill rate

63.76

7.952

Memory type

GDDR5

System Shared

Maximum RAM amount

3 GB

System Shared

Memory bus width

192 Bit

System Shared

Memory clock speed

2000 MHz

System Shared

Memory bandwidth

96.0 GB/s

-

Shared memory

-

-

Standard memory configuration

GDDR5

-

Display Connectors

No outputs

No outputs

eDP 1.2 signal support

Up to 3840x2160

-

LVDS signal support

Up to 1920x1200

-

VGA аnalog display support

Up to 2048x1536

-

DisplayPort Multimode (DP++) support

Up to 3840x2160

-

HDCP content protection

+

-

HDMI

+

-

7.1 channel HD audio on HDMI

+

-

DirectX

12 API

12 (12_0)

CUDA

+

-

OpenCL

1.1

2.0

OpenGL

4.5

4.6

Shader Model

5.1

6.0

Vulkan

1.1.126

1.2.131

3D Vision / 3DTV Play

+

-

Blu-Ray 3D Support

+

-

H.264, VC1, MPEG2 1080p video decoder

+

-

Optimus

+

-

TrueHD and DTS-HD audio bitstreaming

+

-