Intel HD 405 740MHz vs Intel UHD 605 800MHz Full Specs

Summary

144 Shaders 740MHz	144 Shaders 800MHz
Shared Memory25.6GB/sDDR3L	Shared Memory38.4GB/sLPDDR4
Peak·FP32·FP16 213.1 GFLOPS	Peak·FP32·FP16 230.4 GFLOPS
Form Factor iGPU	Form Factor iGPU
TDP Shared	TDP Shared

Theoretical Performance

Clock Speed740MHz UC·Base·Boost·OC	Clock Speed800MHz UC·Base·Boost·OC
Peak OPS 426.2 GFLOPSFP16	Peak OPS 460.8 GFLOPSFP16
FP32 213.1 GFLOPS	FP32 230.4 GFLOPS
FP64 53.28 GFLOPS	FP64 57.6 GFLOPS
Pixel Rate 1.5 GPixel/s	Pixel Rate 2.4 GPixel/s
Texture Rate 13.3 GTexel/s	Texture Rate 14.4 GTexel/s

Core Config

Shaders 144 Shaders	Shaders 144 Shaders
TMUs 18 TMUs	TMUs 18 TMUs
ROPs 2 ROPs	ROPs 3 ROPs
EUs 18 EUs	EUs 18 EUs

Clocks

Base Clock 400MHz	Base Clock 250MHz
Boost Clock 740MHz	Boost Clock 800MHz

Memory

Shared MemoryDDR3L	Shared MemoryLPDDR4
Memory Bus 128-bit	Memory Bus 128-bit
Memory Speed 1.6GT/s	Memory Speed 2.4GT/s
Memory Bandwidth 25.6GB/s	Memory Bandwidth 38.4GB/s
ECC No	ECC No

Video Output

Multi-Monitor 2

Multi-Monitor 3

Encoder

Encoder Model Quick Sync Video 4	Encoder Model Quick Sync Video 6
Codec JPEG - AVC (H.264) -	Codec JPEG VP9 AVC (H.264) HEVC (H.265)

Decoder

Decoder Model Quick Sync Video 4	Decoder Model Quick Sync Video 6
Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP8 - AVC (H.264) -	Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP8 VP9 AVC (H.264) HEVC (H.265)

Card

Form Factor iGPU	Form Factor iGPU
Cooling Open-Air	Cooling Passive

Chip

Manufacturer Intel	Manufacturer Intel
Chip Designer Intel	Chip Designer Intel
Architecture Gen 8	Architecture Gen 9
Family Gen 8	Family Gen 9
Branding	Branding
Codename Braswell	Codename Gemini Lake
Chip Variant GT1	Chip Variant GT1
Market Segment Tablet	Market Segment Desktop
Release Date Apr 1, 2015	Release Date Dec 11, 2017

Fabrication

Foundry Intel	Foundry Intel
Fabrication Node 14nm	Fabrication Node 14nm
Die Size 87mm²	Die Size -
Transistor Count 1.3 Billion	Transistor Count -
Transistor Density 15 MTr/mm²	Transistor Density -

Images