AMD Radeon R9 M275X vs AMD Radeon Vega 9 Mobile

Table of Contents

Graphics Processor

GPU model Venus Picasso
GPU variant Venus XTX
Architecture GCN 1.0 GCN 5.0
Foundry TSMC GlobalFoundries
Manufacturing process 28 nm 14 nm
Number of transistors 1,500 million 4,940 million
Die size 123 mm² 210 mm²

Mobile graphics

Release date Jan 28th, 2014
Generation Crystal System (R9 M200)
Production End-of-life
Interface PCIe 3.0 x16
Predecessor Solar System
Successor Mobility Radeon

Clocks

Base clock 900 MHz 300 MHz
Boost clock 925 MHz 1300 MHz
Memory clock 1125 MHz 4.5 Gbps effective System Shared

Memory Configuration

Memory size 2 GB System Shared
Memory type GDDR5 System Shared
Memory bus width 128 bit System Shared
Bandwidth 72.00 GB/s System Dependent

Render Configuration

Shading units 640 576
TMUs 40 36
ROPs 16 8
Compute units 10 9
Cache L1 16 KB (per CU)
Cache L2 256 KB

Performance

Pixel rate 14.80 GPixel/s 10.40 GPixel/s
Texture rate 37.00 GTexel/s 46.80 GTexel/s
FP32 (float) performance 1,184 GFLOPS 1,498 GFLOPS
FP64 (double) performance 74.00 GFLOPS (1:16) 93.60 GFLOPS (1:16)
FP16 (half) performance 2.995 TFLOPS (2:1)

Dimensions & Outputs

TDP unknown 15 W
Outputs No outputs No outputs
Slot width IGP

API Support & Features

DirectX 12 (11_1) 12 (12_1)
OpenGL 4.6 4.6
OpenCL 1.2 2.1
Vulkan 1.2 1.2
Shader model 5.1 6.4

Other Features

Integrated Graphics

Release date Oct 22nd, 2019
Generation Picasso (Vega Mobile)
Production Active
Interface IGP
Predecessor Raven Ridge
Successor Renoir

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