Intel HD 646MHz Gen 7 vs Intel HD 400 500MHz Full Specs

Summary

32 Shaders 646MHz	96 Shaders 500MHz
Shared Memory5.3GB/sDDR3L	Shared Memory12.8GB/sDDR3L
Peak·FP32·FP16 41.34 GFLOPS	Peak·FP32·FP16 96 GFLOPS
Form Factor iGPU	Form Factor iGPU
TDP Shared	TDP Shared

Highlights

Peak OPS

Peak OPS FP32 FP16 FP64 Memory Bandwidth

HD 646MHz Gen 741.34 GFLOPSFP32

x1

HD 400 500MHz192 GFLOPSFP16

x4.64

Show Top Score

Theoretical Performance

Clock Speed646MHz UC·Base·Boost·OC	Clock Speed500MHz UC·Base·Boost·OC
Peak OPS 41.34 GFLOPSFP32	Peak OPS 192 GFLOPSFP16
FP32 41.34 GFLOPS	FP32 96 GFLOPS
FP64 10.34 GFLOPS	FP64 24 GFLOPS
Pixel Rate 0.7 GPixel/s	Pixel Rate 1 GPixel/s
Texture Rate 2.6 GTexel/s	Texture Rate 6 GTexel/s

Core Config

Shaders 32 Shaders	Shaders 96 Shaders
TMUs 4 TMUs	TMUs 12 TMUs
ROPs 1 ROP	ROPs 2 ROPs
EUs 4 EUs	EUs 12 EUs

Clocks

Base Clock 311MHz	Base Clock 200MHz
Boost Clock 646MHz	Boost Clock 500MHz

Memory

Shared MemoryDDR3L	Shared MemoryDDR3L
Memory Bus 32-bit	Memory Bus 64-bit
Memory Speed 1.3GT/s	Memory Speed 1.6GT/s
Memory Bandwidth 5.3GB/s	Memory Bandwidth 12.8GB/s
ECC No	ECC No

Video Output

Max Resolution 2560x1600	Max Resolution 4096x2304
Refresh Rate Calculator 2560x1440 Resolution1440p QHD Refresh Rate 66Hz	Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 68Hz
Multi-Monitor 2	Multi-Monitor 2
DSC Not Supported	DSC Not Supported

API Support

Shader Model 5	Shader Model 5.1
DirectX DirectX 11 Direct3D 11_0	DirectX DirectX 12 Direct3D 11_1
OpenGL 4 OpenCL 1.2 Vulkan 1	OpenGL 4.4 OpenCL 3 Vulkan 1

Encoder

Encoder Quick Sync Video 2	Encoder Quick Sync Video 4
Codec - AVC (H.264)	Codec JPEG AVC (H.264)

Decoder

Decoder Quick Sync Video 2	Decoder Quick Sync Video 4
Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 - AVC (H.264)	Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP8 AVC (H.264)

Card

Form Factor iGPU

Form Factor iGPU

Chip

Manufacturer Intel	Manufacturer Intel
Chip Designer Intel	Chip Designer Intel
Architecture Gen 7	Architecture Gen 8
Family Gen 7	Family Gen 8
Branding	Branding
Codename Bay Trail	Codename Braswell
Chip Variant GT1	Chip Variant GT1
Market Segment Tablet	Market Segment Tablet
Release Date Sep 2, 2013	Release Date Apr 1, 2015

Fabrication

Foundry Intel	Foundry Intel
Fabrication Node 22nm	Fabrication Node 14nm
Die Size 105mm²	Die Size 87mm²
Transistor Count 830M	Transistor Count 1.3B
Transistor Density 8 MTr/mm²	Transistor Density 15 MTr/mm²

Images

Used In

Competitors