AMD Radeon Pro Vega 56 vs NVIDIA GeForce RTX 3080 Mobile

Table of Contents

Graphics Processor

GPU model Vega 10 GA104
GPU variant Vega 10 XL (215-0894216) GA104-775-A1
Architecture GCN 5.0 Ampere
Foundry GlobalFoundries Samsung
Manufacturing process 14 nm 8 nm
Number of transistors 12,500 million 17,400 million
Die size 495 mm² 392 mm²

Mobile graphics

Release date Aug 14th, 2017 Jan 12th, 2021
Generation Radeon Pro Mac (Vega Series) GeForce 30 Mobile
Production Active Active
Interface PCIe 3.0 x16 PCIe 4.0 x16
gpu.details.availability Feb 2nd, 2021
Predecessor GeForce 20 Mobile

Clocks

Base clock 1138 MHz 1110 MHz
Boost clock 1250 MHz 1545 MHz
Memory clock 786 MHz 1572 Mbps effective 1750 MHz 14 Gbps effective

Memory Configuration

Memory size 8 GB 8 GB
Memory type HBM2 GDDR6
Memory bus width 2048 bit 256 bit
Bandwidth 402.4 GB/s 448.0 GB/s

Render Configuration

Shading units 3584 6144
TMUs 224 192
ROPs 64 96
Compute units 56
Cache L1 16 KB (per CU) 128 KB (per SM)
Cache L2 4 MB 4 MB
SM count 48
Tensor cores 192
RT cores 48

Performance

Pixel rate 80.00 GPixel/s 148.3 GPixel/s
Texture rate 280.0 GTexel/s 296.6 GTexel/s
FP16 (half) performance 17.92 TFLOPS (2:1) 18.98 TFLOPS (1:1)
FP32 (float) performance 8.960 TFLOPS 18.98 TFLOPS
FP64 (double) performance 560.0 GFLOPS (1:16) 296.6 GFLOPS (1:64)

Dimensions & Outputs

Slot width IGP
TDP 210 W 115 W
Outputs 1x HDMI3x DisplayPort No outputs
Power connectors None None

API Support & Features

DirectX 12 (12_1) 12 Ultimate (12_2)
OpenGL 4.6 4.6
OpenCL 2.1 3.0
Vulkan 1.2 1.2
Shader model 6.4 6.6
CUDA 8.6

Other Features

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