Radeon R7 250 and Riva TNT - video card comparison

Radeon R7 250

Riva TNT

Architecture

GCN (2011−2017)

Fahrenheit (1998−2000)

GPU code name

Oland XT

NV4

Market segment

Desktop

Desktop

Release date

October 2013

March 1998

Bus support

PCIe 3.0

-

Interface

PCIe 3.0 x8

AGP 2x

Supplementary power connectors

N/A

None

Boost clock speed

1050 MHz

-

Core clock speed

-

90 MHz

Floating-point performance

716.8 gflops

-

Manufacturing process technology

28 nm

350 nm

Number of transistors

950 million

7 million

Pipelines / CUDA cores

384

-

Power consumption (TDP)

75 Watt

-

Texture fill rate

25.20

0.18

Memory type

DDR3, GDDR5

SDR

Maximum RAM amount

2 GB

16 MB

Memory bus width

128 Bit

128 Bit

Memory clock speed

1150 MHz

110 MHz

Memory bandwidth

72 GB/s

1.76 GB/s

Shared memory

-

-

Display Connectors

1x DVI, 1x HDMI, 1x VGA

1x VGA

HDMI

+

-

DisplayPort support

-

-

DirectX

DirectX® 12

5.0

Mantle

-

-

OpenCL

1.2

N/A

OpenGL

4.6

1.2

Shader Model

5.1

-

Vulkan

-

N/A

AppAcceleration

+

-

CrossFire

1

-

DDMA audio

+

-

Enduro

-

-

FreeSync

1

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-