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Vega - Microarchitectures - AMD
Vega (also known as Graphics core next 5th generation) is both a microarchitecture and GPU family developed by AMD as a successor to the GCN4 microarchitectureand the arctic islands family.
Codenames [ edit ]
Raven Ridge Mobile processors based on Zen CPUs and a Vega GPU
IGP Models Standards
Vega Dedicated Models
Performance [ edit ]
The original target of the RX Vega series was to compete with Nvidia's latest Pascal architecture.
RX Vega 64 -> GTX 1080
RX Vega 56 -> GTX 1070
The performance is generally good, but when it comes to performance per watt, or PPW, Vega is outperformed by Pascal.
Hardware Accelerated Video [ edit ]
[Edit] Zen with Radeon Vega Hardware Accelerated Video Capabilities
VP9 8bpc 240 FPS
MPEG-4 AVC (H.264) 8bpc 120 FPS
MPEG-4 AVC (H.264) 10bpc
HEVC (H.265) 8bpc 120 FPS
HEVC (H.265) 10bpc
JPEG/ MJPEG 8bpc
Process Technology [ edit ]
See also: 14 nm process
Vega is manufactured on
GlobalFoundries' 14 nm process.
Architecture [ edit ]
Information presented in this article deal with future products, data, features, and specifications that have yet to be finalized, announced, or released. Information may be incomplete and can change by final release.
New programmable geometry pipeline
Up to 2x throughput
Improved workload balancing Tile based rendering
New low precision instructions
Half precision floating point with 2x performance
8 bit integer with 4x performance 15% higher clock speeds
4x memory capacity New memory controller
Render back-end is now a client of the L2 cache
The instruction buffer has been enlarged
Vega makes use of 2 stacks of HBM 2 (
High bandwidth memory).
4 + 1
4 dram die, 1 control die
2-8 + 1
2,4 or 8 dram die, 1 control die
References [ edit ]
AMD 2017 Financial Analyst Day, May 16, 2017
Documents [ edit ]
See Also [ edit ]