Radeon R7 265 and T400 4 GB - video card comparison

Radeon R7 265

T400 4 GB

Architecture

GCN 1.0 (2012−2020)

Turing (2018−2021)

GPU code name

Pitcairn

TU117

Market segment

Desktop

Desktop

Release date

February 2014

May 2021

Bus support

PCIe 3.0

-

Interface

PCIe 3.0 x16

PCIe 3.0 x16

Supplementary power connectors

1 x 6-pin

None

Boost clock speed

925 MHz

1425 MHz

Floating-point performance

1,894 gflops

-

Manufacturing process technology

28 nm

12 nm

Number of transistors

2,800 million

4,700 million

Pipelines / CUDA cores

1024

384

Power consumption (TDP)

150 Watt

30 Watt

Texture fill rate

59.20

34.20

Memory type

GDDR5

GDDR6

Maximum RAM amount

4 GB

4 GB

Memory bus width

256 Bit

64 Bit

Memory clock speed

1400 MHz

10 GB/s

Memory bandwidth

179.2 GB/s

80 GB/s

Display Connectors

2x DVI, 1x HDMI, 1x DisplayPort

3x mini-DisplayPort

Eyefinity

1

-

HDMI

+

-

DisplayPort support

-

-

DirectX

DirectX® 12

12 (12_1)

CUDA

-

7.5

Mantle

-

-

OpenCL

1.2

3.0

OpenGL

4.6

4.6

Shader Model

5.1

6.6

Vulkan

-

1.2

AppAcceleration

-

-

CrossFire

1

-

DDMA audio

+

-

Enduro

-

-

FreeSync

1

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-