ATI Radeon Xpress 2100 IGP vs Intel Iris Pro Graphics P555

Table of Contents

Graphics Processor

GPU model RS780 Skylake GT3e
Architecture TeraScale Generation 9.0
Manufacturing process 65 nm 14 nm+
Number of transistors 180 million unknown
Die size 85 mm² unknown
Foundry Intel

Integrated Graphics

Release date Mar 4th, 2008 Sep 1st, 2015
Generation Radeon IGP (2000) HD Graphics-W (Skylake)
Production End-of-life Active
Interface PCIe 1.0 x16 Ring Bus
Reviews 1 in our database

Clocks

GPU clock 500 MHz
Memory clock System Shared System Shared
Base clock 350 MHz
Boost clock 1000 MHz

Memory Configuration

Memory size System Shared System Shared
Memory type System Shared System Shared
Memory bus width System Shared System Shared
Bandwidth System Dependent System Dependent

Render Configuration

Shading units 40 384
TMUs 4 48
ROPs 4 6
Compute units 2
Execution units 48

Performance

Pixel rate 2.000 GPixel/s 6.000 GPixel/s
Texture rate 2.000 GTexel/s 48.00 GTexel/s
FP32 (float) performance 40.00 GFLOPS 768.0 GFLOPS
FP16 (half) performance 1.536 TFLOPS (2:1)
FP64 (double) performance 192.0 GFLOPS (1:4)

Dimensions & Outputs

Slot width IGP IGP
TDP unknown 15 W
Outputs No outputs No outputs

API Support & Features

DirectX 10.0 (10_0) 12 (12_1)
OpenGL 3.3 4.6
OpenCL 1.0 3.0
Vulkan 1.2
Shader model 4.1 6.4

Other Features

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