AMD Radeon HD 7570M vs ATI Mobility Radeon HD 3850

Table of Contents

Graphics Processor

GPU model Thames M88
GPU variant Thames PRO
Architecture TeraScale 2 TeraScale
Foundry TSMC TSMC
Manufacturing process 40 nm 55 nm
Number of transistors 716 million 666 million
Die size 104 mm² 192 mm²

Mobile graphics

Release date Jan 7th, 2012 Jun 4th, 2008
Generation London (HD 7500M) M8x (Mobility HD 3800)
Production End-of-life End-of-life
Interface PCIe 2.0 x16 PCIe 2.0 x16
Predecessor Vancouver M7x
Successor Solar System M9x
Reviews 2 in our database

Clocks

GPU clock 500 MHz 580 MHz
Memory clock 800 MHz 3.2 Gbps effective 750 MHz 1500 Mbps effective

Memory Configuration

Memory size 1024 MB 512 MB
Memory type GDDR5 GDDR3
Memory bus width 64 bit 256 bit
Bandwidth 25.60 GB/s 48.00 GB/s

Render Configuration

Shading units 480 320
TMUs 24 16
ROPs 16 16
Compute units 6 4
Cache L2 256 KB

Performance

Pixel rate 8.000 GPixel/s 9.280 GPixel/s
Texture rate 12.00 GTexel/s 9.280 GTexel/s
FP32 (float) performance 480.0 GFLOPS 371.2 GFLOPS
FP64 (double) performance 74.24 GFLOPS (1:5)

Dimensions & Outputs

TDP 13 W 35 W
Outputs No outputs No outputs

API Support & Features

DirectX 11.2 (11_0) 10.1 (10_1)
OpenGL 4.4 3.3
OpenCL 1.2
Vulkan
Shader model 5.0 4.1

Other Features

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