Intel HD 688MHz Gen 7 vs Intel HD 667MHz Gen 7 Full Specs

Summary

32 Shaders 688MHz	32 Shaders 667MHz
Shared Memory5.3GB/sDDR3L	Shared Memory8.5GB/s DDR3L·LPDDR3
Peak·FP32·FP16 44.03 GFLOPS	Peak·FP32·FP16 42.69 GFLOPS
Form Factor iGPU	Form Factor iGPU
TDP Shared	TDP Shared

Theoretical Performance

Clock Speed688MHz UC·Base·Boost·OC	Clock Speed667MHz UC·Base·Boost·OC
Peak OPS 44.03 GFLOPSFP32	Peak OPS 42.69 GFLOPSFP32
FP32 44.03 GFLOPS	FP32 42.69 GFLOPS
FP64 11.01 GFLOPS	FP64 10.67 GFLOPS
Pixel Rate 0.7 GPixel/s	Pixel Rate 0.7 GPixel/s
Texture Rate 2.8 GTexel/s	Texture Rate 2.7 GTexel/s

Core Config

Shaders 32 Shaders	Shaders 32 Shaders
TMUs 4 TMUs	TMUs 4 TMUs
ROPs 1 ROP	ROPs 1 ROP
EUs 4 EUs	EUs 4 EUs

Clocks

Base Clock 313MHz	Base Clock 311MHz
Boost Clock 688MHz	Boost Clock 667MHz

Memory

Shared MemoryDDR3L	Shared Memory DDR3L·LPDDR3
Memory Bus 32-bit	Memory Bus 64-bit
Memory Speed 1.3GT/s	Memory Speed 1.1GT/s
Memory Bandwidth 5.3GB/s	Memory Bandwidth 8.5GB/s
ECC No	ECC No

Video Output

Multi-Monitor 2

Multi-Monitor 2

Encoder

Encoder Model Quick Sync Video 2	Encoder Model Quick Sync Video 2
Codec AVC (H.264)	Codec AVC (H.264)

Decoder

Decoder Model Quick Sync Video 2	Decoder Model Quick Sync Video 2
Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 AVC (H.264)	Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 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 7
Family Gen 7	Family Gen 7
Branding	Branding
Codename Bay Trail	Codename Bay Trail
Chip Variant GT1	Chip Variant GT1
Market Segment Tablet	Market Segment Tablet
Release Date Sep 2, 2013	Release Date Sep 2, 2013

Fabrication

Foundry Intel	Foundry Intel
Fabrication Node 22nm	Fabrication Node 22nm
Die Size 105mm²	Die Size 70mm²
Transistor Count 830 Million	Transistor Count 550 Million
Transistor Density 8 MTr/mm²	Transistor Density 8 MTr/mm²

Images