Intel UHD Graphics 620 vs NVIDIA GeForce GTX 850A

Table of Contents

Graphics Processor

GPU model Kaby Lake GT2 GM107
Architecture Generation 9.5 Maxwell
Foundry Intel TSMC
Manufacturing process 14 nm++ 28 nm
Number of transistors unknown 1,870 million
Die size unknown 148 mm²
GPU variant N15P-GT-A1

Integrated Graphics

Release date Sep 1st, 2017
Generation HD Graphics-M (Kaby Lake Refresh)
Production Active
Interface Ring Bus
Reviews 1 in our database

Clocks

Base clock 300 MHz 902 MHz
Boost clock 1000 MHz 936 MHz
Memory clock System Shared 900 MHz 1800 Mbps effective

Memory Configuration

Memory size System Shared 2 GB
Memory type System Shared DDR3
Memory bus width System Shared 128 bit
Bandwidth System Dependent 28.80 GB/s

Render Configuration

Shading units 192 640
TMUs 24 40
ROPs 3 16
Execution units 24
SMM count 5
Cache L1 64 KB (per SMM)
Cache L2 2 MB

Performance

Pixel rate 3.000 GPixel/s 14.98 GPixel/s
Texture rate 24.00 GTexel/s 37.44 GTexel/s
FP16 (half) performance 768.0 GFLOPS (2:1)
FP32 (float) performance 384.0 GFLOPS 1,198 GFLOPS
FP64 (double) performance 96.00 GFLOPS (1:4) 37.44 GFLOPS (1:32)

Dimensions & Outputs

Slot width IGP IGP
TDP 15 W 45 W
Outputs No outputs No outputs

API Support & Features

DirectX 12 (12_1) 12 (11_0)
OpenGL 4.6 4.6
OpenCL 3.0 3.0
Vulkan 1.2 1.1
Shader model 6.4 5.1
CUDA 5.0

Other Features

Mobile graphics

Release date Mar 17th, 2014
Generation GeForce 800A
Production End-of-life
Interface PCIe 3.0 x16
Predecessor GeForce 700A
Successor GeForce 900A

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