AMD Radeon HD 6650M vs AMD Radeon R7 M365X

Table of Contents

Graphics Processor

GPU model Whistler Litho
GPU variant Whistler LE Litho XT
Architecture TeraScale 2 GCN 1.0
Foundry TSMC TSMC
Manufacturing process 40 nm 28 nm
Number of transistors 716 million 690 million
Die size 104 mm² 56 mm²

Mobile graphics

Release date Jan 4th, 2011 May 5th, 2015
Generation Vancouver (HD 6600M) Crystal System (R7 M300)
Production End-of-life End-of-life
Interface PCIe 2.0 x16 PCIe 3.0 x8
Predecessor Manhattan Solar System
Successor London Mobility Radeon

Clocks

GPU clock 600 MHz
Memory clock 800 MHz 1600 Mbps effective 1000 MHz 4 Gbps effective
Base clock 900 MHz
Boost clock 960 MHz

Memory Configuration

Memory size 1024 MB 1024 MB
Memory type DDR3 GDDR5
Memory bus width 128 bit 128 bit
Bandwidth 25.60 GB/s 64.00 GB/s

Render Configuration

Shading units 480 384
TMUs 24 24
ROPs 8 8
Compute units 6 6
Cache L1 8 KB (per CU) 16 KB (per CU)
Cache L2 256 KB 256 KB

Performance

Pixel rate 4.800 GPixel/s 7.680 GPixel/s
Texture rate 14.40 GTexel/s 23.04 GTexel/s
FP32 (float) performance 576.0 GFLOPS 737.3 GFLOPS
FP64 (double) performance 46.08 GFLOPS (1:16)

Dimensions & Outputs

TDP unknown unknown
Outputs No outputs No outputs

API Support & Features

DirectX 11.2 (11_0) 12 (11_1)
OpenGL 4.4 4.6
OpenCL 1.2 1.2
Vulkan 1.2
Shader model 5.0 5.1

Other Features

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