AMD Radeon HD 8690M vs AMD Radeon R7 A265

Table of Contents

Graphics Processor

GPU model Sun Opal
GPU variant Sun XT Opal XT
Architecture GCN 1.0 GCN 1.0
Foundry TSMC TSMC
Manufacturing process 28 nm 28 nm
Number of transistors 690 million 950 million
Die size 56 mm² 77 mm²

Mobile graphics

Release date Mar 1st, 2013 Jan 9th, 2014
Generation Solar System (HD 8600M) All-In-One (Rx 200)
Production End-of-life End-of-life
Interface PCIe 3.0 x8 PCIe 3.0 x8
Predecessor London
Successor Crystal System

Clocks

Base clock 775 MHz 725 MHz
Boost clock 825 MHz 825 MHz
Memory clock 1000 MHz 4 Gbps effective 900 MHz 1800 Mbps effective

Memory Configuration

Memory size 1024 MB 2 GB
Memory type GDDR5 DDR3
Memory bus width 64 bit 128 bit
Bandwidth 32.00 GB/s 28.80 GB/s

Render Configuration

Shading units 320 384
TMUs 20 24
ROPs 8 8
Compute units 5 6
Cache L1 16 KB (per CU) 16 KB (per CU)
Cache L2 128 KB 256 KB

Performance

Pixel rate 6.600 GPixel/s 6.600 GPixel/s
Texture rate 16.50 GTexel/s 19.80 GTexel/s
FP32 (float) performance 528.0 GFLOPS 633.6 GFLOPS
FP64 (double) performance 33.00 GFLOPS (1:16) 39.60 GFLOPS (1:16)

Dimensions & Outputs

TDP unknown unknown
Outputs No outputs No outputs

API Support & Features

DirectX 12 (11_1) 12 (11_1)
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.2 1.2
Shader model 5.1 5.1

Other Features

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