AMD Radeon HD 7850 vs AMD Radeon Vega 3 Mobile

Table of Contents

Graphics Processor

GPU model Pitcairn Picasso
GPU variant Pitcairn PRO (215-0828062)
Architecture GCN 1.0 GCN 5.0
Foundry TSMC GlobalFoundries
Manufacturing process 28 nm 14 nm
Number of transistors 2,800 million 4,940 million
Die size 212 mm² 210 mm²

Graphics Card

Release date Mar 5th, 2012
Generation Southern Islands
Production End-of-life
Launch price 249 USD
Interface PCIe 3.0 x16
Reviews 71 in our database
Predecessor Northern Islands
Successor Sea Islands

Clocks

GPU clock 860 MHz
Memory clock 1200 MHz 4.8 Gbps effective System Shared
Base clock 300 MHz
Boost clock 1000 MHz

Memory Configuration

Memory size 2 GB System Shared
Memory type GDDR5 System Shared
Memory bus width 256 bit System Shared
Bandwidth 153.6 GB/s System Dependent

Render Configuration

Shading units 1024 192
TMUs 64 12
ROPs 32 4
Compute units 16 3
Cache L1 16 KB (per CU)
Cache L2 512 KB

Performance

Pixel rate 27.52 GPixel/s 4.000 GPixel/s
Texture rate 55.04 GTexel/s 12.00 GTexel/s
FP32 (float) performance 1.761 TFLOPS 384.0 GFLOPS
FP64 (double) performance 110.1 GFLOPS (1:16) 24.00 GFLOPS (1:16)
FP16 (half) performance 768.0 GFLOPS (2:1)

Dimensions & Outputs

Slot width Dual-slot IGP
Length 210 mm 8.3 inches
TDP 130 W 15 W
Suggested PSU 300 W
Outputs 1x DVI1x HDMI2x mini-DisplayPort No outputs
Power connectors 1x 6-pin
Board number C401-47

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 Jan 6th, 2020
Generation Picasso (Vega Mobile)
Production Active
Interface IGP
Predecessor Raven Ridge
Successor Renoir

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