Radeon HD 6770 and Radeon R5 M250 - video card comparison

Radeon HD 6770

Radeon R5 M250

Architecture

TeraScale 2 (2009−2015)

GCN 1.0 (2012−2020)

GPU code name

Juniper

Jet

Market segment

Desktop

Desktop

Release date

January 2011

-

Bus support

PCIe 2.0 x16

-

Interface

PCIe 2.0 x16

PCIe 3.0 x8

Supplementary power connectors

1x 6-pin

-

Boost clock speed

900 MHz

700 MHz

Core clock speed

-

650 MHz

Floating-point performance

1,360.0 gflops

-

Manufacturing process technology

40 nm

28 nm

Number of transistors

1,040 million

690 million

Pipelines / CUDA cores

800

320

Power consumption (TDP)

108 Watt

-

Texture fill rate

34.00

14.00

Memory type

GDDR5

DDR3

Maximum RAM amount

1 GB

1 GB

Memory bus width

128 Bit

64 Bit

Memory clock speed

1050 MHz

1800 MBps

Memory bandwidth

76.8 GB/s

14.4 GB/s

Display Connectors

2x DVI, 1x HDMI, 2x mini-DisplayPort

Portable Device Dependent

Eyefinity

1

-

HDMI

+

-

DisplayPort support

-

-

DirectX

DirectX® 11

12 (11_1)

Mantle

-

-

OpenCL

1.2

2.1 (1.2)

OpenGL

4.4

4.6

Shader Model

5.0

6.5 (5.1)

Vulkan

-

1.2.170

AppAcceleration

-

-

CrossFire

1

-

Enduro

-

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-