ATI Mobility Radeon HD 4850 X2 vs ATI Mobility Radeon HD 5750

Table of Contents

Graphics Processor

GPU model M98 Madison
Architecture TeraScale TeraScale 2
Foundry TSMC TSMC
Manufacturing process 55 nm 40 nm
Number of transistors 956 million 627 million
Die size 256 mm² 104 mm²
GPU variant Madison PRO (216-0772000)

Mobile graphics

Release date Jan 9th, 2009 Jan 7th, 2010
Generation M9x (Mobility HD 4800) Manhattan (Mobility HD 5700)
Production End-of-life End-of-life
Interface PCIe 2.0 x16 PCIe 2.0 x16
Reviews 2 in our database 2 in our database
Predecessor M8x M9x
Successor Manhattan Vancouver

Clocks

GPU clock 500 MHz 550 MHz
Memory clock 700 MHz 2.8 Gbps effective 800 MHz 3.2 Gbps effective

Memory Configuration

Memory size 1024 MB 1024 MB
Memory type GDDR5 GDDR5
Memory bus width 256 bit 128 bit
Bandwidth 89.60 GB/s 51.20 GB/s

Render Configuration

Shading units 800 400
TMUs 40 20
ROPs 16 8
Compute units 10 5
Cache L1 16 KB (per CU) 8 KB (per CU)
Cache L2 256 KB 256 KB

Performance

Pixel rate 8.000 GPixel/s 4.400 GPixel/s
Texture rate 20.00 GTexel/s 11.00 GTexel/s
FP32 (float) performance 800.0 GFLOPS 440.0 GFLOPS
FP64 (double) performance 160.0 GFLOPS (1:5)

Dimensions & Outputs

TDP unknown 25 W
Outputs No outputs No outputs

API Support & Features

DirectX 10.1 (10_1) 11.2 (11_0)
OpenGL 3.3 4.4
OpenCL 1.1 1.2
Vulkan
Shader model 4.1 5.0

Other Features

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