NVIDIA Tegra 4i vs Intel HD 646MHz Gen 7 Full Specs

Summary

48 Shaders 660MHz	32 Shaders 646MHz
Shared Memory7.5GB/sLPDDR3	Shared Memory5.3GB/sDDR3L
Peak·FP32·FP16 63.36 GFLOPS	Peak·FP32·FP16 41.34 GFLOPS
Form Factor iGPU	Form Factor iGPU
TDP Shared	TDP Shared

Theoretical Performance

Clock Speed660MHz UC·Boost·OC	Clock Speed646MHz UC·Base·Boost·OC
Peak OPS 126.7 GFLOPSFP16	Peak OPS 41.34 GFLOPSFP32
FP32 63.36 GFLOPS	FP32 41.34 GFLOPS
-	FP64 10.34 GFLOPS
Pixel Rate 1.3 GPixel/s	Pixel Rate 0.7 GPixel/s
Texture Rate 7.9 GTexel/s	Texture Rate 2.6 GTexel/s

Core Config

Shaders 48 Shaders	Shaders 32 Shaders
TMUs 12 TMUs	TMUs 4 TMUs
ROPs 2 ROPs	ROPs 1 ROP
Units -	EUs 4 EUs

Clocks

Base Clock -	Base Clock 311MHz
Boost Clock 660MHz	Boost Clock 646MHz

Memory

Shared MemoryLPDDR3	Shared MemoryDDR3L
Memory Bus 32-bit	Memory Bus 32-bit
Memory Speed 1.9GT/s	Memory Speed 1.3GT/s
Memory Bandwidth 7.5GB/s	Memory Bandwidth 5.3GB/s
ECC No	ECC No

Video Output

Multi-Monitor -

Multi-Monitor 2

Encoder

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

Decoder

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

Card

Form Factor iGPU

Form Factor iGPU

Chip

Manufacturer NVIDIA	Manufacturer Intel
Chip Designer NVIDIA	Chip Designer Intel
Architecture VEC4	Architecture Gen 7
Family Tegra	Family Gen 7
Branding	Branding
Codename Grey	Codename Bay Trail
Chip Variant -	Chip Variant GT1
Market Segment Tablet	Market Segment Tablet
Release Date Jan 1, 2014	Release Date Sep 2, 2013

Fabrication

Foundry TSMC	Foundry Intel
Fabrication Node 28nm HPM	Fabrication Node 22nm
Die Size -	Die Size 105mm²
Transistor Count -	Transistor Count 830 Million
Transistor Density -	Transistor Density 8 MTr/mm²

Images