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AMD Mars

Default
Mars
Mars PRO
Mars PRO
Block Diagram
Block Diagram
CU Diagram
CU Diagram
LDS Diagram
LDS Diagram
AMD's Mars GPU uses the GCN 1.0 architecture and is made using a 28 nm production process at TSMC. With a die size of 77 mm² and a transistor count of 1,040 million it is a very small chip. Mars supports DirectX 12.0 (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
Mars
Architecture
GCN 1.0
Foundry
TSMC
Process Size
28 nm
Transistors
1,040 million
Density
13.5M / mm²
Die Size
77 mm²
Released
Unknown

Graphics Features

DirectX
12.0 (11_1)
OpenGL
4.6
OpenCL
1.2
Vulkan
1.1.101
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
Max. TDP
45 W

All GCN 1.0 GPUs

Graphics cards using the AMD Mars GPU

Name Chip Memory Shaders TMUs ROPs Base Clock Boost Clock Memory Clock
AMD Radeon HD 8790M Mars XTX 2 GB 384 24 8 850 MHz 900 MHz 1000 MHz
AMD Radeon HD 8770M Mars XT 2 GB 384 24 8 775 MHz 825 MHz 1125 MHz
AMD Radeon HD 8730M Mars LE 1024 MB 384 24 8 650 MHz 700 MHz 1000 MHz
AMD Radeon HD 8750M Mars PRO 1024 MB 384 24 8 620 MHz 775 MHz 1000 MHz
AMD Radeon HD 8670A Mars XT 1024 MB 384 24 8 600 MHz 1000 MHz
AMD Radeon HD 8530M Mars LE 1024 MB 320 16 8 650 MHz 700 MHz 900 MHz
AMD Radeon HD 8670M Mars XT 1024 MB 384 24 8 775 MHz 825 MHz 900 MHz
AMD FirePro M3100 Mars LE GL 1024 MB 384 24 8 650 MHz 700 MHz 1000 MHz
AMD FirePro M4100 2 GB 384 24 8 670 MHz 1000 MHz
AMD Radeon R5 M240 Rebrand Mars LE 1024 MB 384 24 8 650 MHz 700 MHz 900 MHz
AMD FirePro W4170M 2 GB 384 24 8 825 MHz 900 MHz 1000 MHz
AMD Radeon HD 8750A Mars XT 1024 MB 384 24 8 600 MHz 1000 MHz
AMD FirePro W4150M 1024 MB 384 24 8 800 MHz 850 MHz 1000 MHz
AMD FirePro W4130M 1024 MB 384 24 8 775 MHz 825 MHz 1000 MHz
AMD Radeon HD 8730A Mars LE 1024 MB 384 24 8 650 MHz 700 MHz 1000 MHz

Mars GPU Notes

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