Stream Processor and Iris Plus Graphics 645 - video card comparison

Stream Processor

Iris Plus Graphics 645

Architecture

Ultra-Threaded SE

Gen. 9.5 Coffee Lake (2019)

GPU code name

R580

Kaby Lake GT3e

Market segment

Desktop

Laptop

Release date

2006

July 2019

Interface

PCIe 1.0 x16

PCIe 3.0 x1

Supplementary power connectors

1x 6-pin

Boost clock speed

1150 MHz

Core clock speed

594 MHz

300 MHz

Manufacturing process technology

90 nm

14 nm

Number of transistors

384 million

Pipelines / CUDA cores

Power consumption (TDP)

165 Watt

15 Watt

Texture fill rate

9.504

50.40

Memory type

GDDR3

DDR3, DDR4

Maximum RAM amount

1 GB

System Shared

Memory bus width

256 Bit

System Shared

Memory clock speed

1296 MBps

System Shared

Memory bandwidth

41.47 GB/s

Shared memory

Display Connectors

2x DVI, 1x S-Video

No outputs

DirectX

9.0c (9_3)

12 (12_1)

OpenCL

N/A

2.1

OpenGL

2.1 (full) Shader Model

3.06.4

Vulkan

N/A

1.1.103

Quick Sync