Radeon HD 7850 and Tegra X1 - video card comparison

Radeon HD 7850

Tegra X1

Architecture

GCN 1.0 (2012−2020)

Maxwell 2.0 (2015−2019)

GPU code name

Pitcairn

GM20B

Market segment

Desktop

Desktop

Release date

March 2012

-

Bus support

PCIe 2.1 x16

-

Interface

PCIe 3.0 x16

IGP

Supplementary power connectors

1x 6-pin

-

Boost clock speed

1000 MHz

-

Core clock speed

-

1000 MHz

Floating-point performance

1,761 gflops

-

Manufacturing process technology

28 nm

20 nm

Number of transistors

2,800 million

2,000 million

Pipelines / CUDA cores

1024

256

Power consumption (TDP)

130 Watt

15 Watt

Texture fill rate

55.04

16.00

Memory type

GDDR5

System Shared

Maximum RAM amount

2 GB

System Shared

Memory bus width

256 Bit

System Shared

Memory clock speed

1200 MHz

System Shared

Memory bandwidth

153.6 GB/s

-

Display Connectors

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

No outputs

Eyefinity

1

-

HDMI

+

-

DisplayPort support

-

-

DirectX

12

12 (12_1)

Mantle

-

-

OpenCL

1.2

-

OpenGL

4.6

4.6

Shader Model

5.1

-

Vulkan

+

-

AppAcceleration

-

-

CrossFire

1

-

Enduro

-

-

FreeSync

1

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-