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AMD Litho

Default
Litho
Block Diagram
Block Diagram
CU Diagram
CU Diagram
LDS Diagram
LDS Diagram
AMD's Litho GPU uses the GCN 1.0 architecture and is made using a 28 nm production process at TSMC. With a die size of 56 mm² and a transistor count of 690 million it is a very small chip. Litho supports DirectX 12 (Feature Level 11_1). It features 384 shading units, 24 texture mapping units and 8 ROPs.
Further reading: GCN 1.0 Architecture Whitepaper , Sea Islands Instruction Set Architecture

Graphics Processor

GPU Name
Litho
Architecture
GCN 1.0
Foundry
TSMC
Process Size
28 nm
Transistors
690 million
Density
12.3M / mm²
Die Size
56 mm²
Released
May 5th, 2015

Graphics Features

DirectX
12 (11_1)
OpenGL
4.6
OpenCL
1.2
Vulkan
1.2.131
Shader Model
5.1
Compute
GFX6
ROCm
No

Render Config

Shading Units
384
TMUs
24
ROPs
8
Compute Units
6
ACEs
2
GEs
1
L1 Cache
16 KB per CU
L2 Cache
256 KB

All GCN 1.0 GPUs

AMD GPU Architecture History

Graphics cards using the AMD Litho GPU

Name Chip Memory Shaders TMUs ROPs Base Clock Boost Clock Memory Clock
AMD Radeon R7 M370 Litho XT 4 GB 384 24 8 900 MHz 960 MHz 1150 MHz
AMD Radeon R7 M365X Litho XT 1024 MB 384 24 8 900 MHz 960 MHz 1000 MHz
AMD Radeon R7 M465 Litho XT 2 GB 384 24 8 825 MHz 960 MHz 1000 MHz

Litho GPU Notes

Architecture Codename: Sea Islands
Chip Variant: Oland
CLRX Version: GCN 1.0
Graphics/Compute: GFX6 (gfx601)
Display Core Engine: 6.4
Unified Video Decoder: 4.0
Video Compression Engine: 1.0