AMD Radeon HD 6870 X2 vs Intel Iris Graphics 5100

Table of Contents

Graphics Processor

GPU model Barts Haswell GT3
GPU variant Barts XT (215-0798000)
Architecture TeraScale 2 Generation 7.5
Foundry TSMC Intel
Manufacturing process 40 nm 22 nm
Number of transistors 1,700 million 1,300 million
Die size 255 mm² 181 mm²

Graphics Card

Release date Jul 8th, 2011
Generation Northern Islands
Production End-of-life
Launch price 520 USD
Interface PCIe 2.0 x16
Reviews 170 in our database
Predecessor Evergreen
Successor Southern Islands

Clocks

GPU clock 900 MHz
Memory clock 1050 MHz 4.2 Gbps effective System Shared
Base clock 200 MHz
Boost clock 1100 MHz

Memory Configuration

Memory size 1024 MB System Shared
Memory type GDDR5 System Shared
Memory bus width 256 bit System Shared
Bandwidth 134.4 GB/s System Dependent

Render Configuration

Shading units 1120 320
TMUs 56 40
ROPs 32 4
Compute units 14
Cache L1 8 KB (per CU)
Cache L2 512 KB
Execution units 40

Performance

Pixel rate 28.80 GPixel/s 4.400 GPixel/s
Texture rate 50.40 GTexel/s 44.00 GTexel/s
FP32 (float) performance 2.016 TFLOPS 704.0 GFLOPS
FP64 (double) performance 176.0 GFLOPS (1:4)

Dimensions & Outputs

Slot width Dual-slot IGP
Length 304 mm 12 inches
TDP 300 W 30 W
Suggested PSU 700 W
Outputs 2x DVI1x HDMI2x mini-DisplayPort No outputs

API Support & Features

DirectX 11.2 (11_0) 12 (11_1)
OpenGL 4.4 4.3
OpenCL 1.2 1.2
Vulkan 1.0
Shader model 5.0 5.1

Other Features

Integrated Graphics

Release date May 27th, 2013
Generation HD Graphics-M (Haswell)
Production End-of-life
Interface Ring Bus
Reviews 1 in our database

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