AMD Radeon R3 2CU 686MHz GCN 2 vs Intel HD 405 740MHz Full Specs

Summary

128 Shaders 686MHz	144 Shaders 740MHz
Shared Memory12.8GB/sDDR3L	Shared Memory25.6GB/sDDR3L
Peak·FP32·FP16 175.6 GFLOPS	Peak·FP32·FP16 213.1 GFLOPS
Form Factor iGPU	Form Factor iGPU
TDP Shared	TDP Shared

Highlights

Peak OPS

Peak OPS FP32 FP16 FP64 Memory Bandwidth

Radeon R3 2CU 686MHz GCN 2175.6 GFLOPSFP32

x1

HD 405 740MHz426.2 GFLOPSFP16

x2.43

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Theoretical Performance

Clock Speed686MHz UC·Boost·OC	Clock Speed740MHz UC·Base·Boost·OC
Peak OPS 175.6 GFLOPSFP32	Peak OPS 426.2 GFLOPSFP16
FP32 175.6 GFLOPS	FP32 213.1 GFLOPS
FP64 10.98 GFLOPS	FP64 53.28 GFLOPS
Pixel Rate 2.7 GPixel/s	Pixel Rate 1.5 GPixel/s
Texture Rate 5.5 GTexel/s	Texture Rate 13.3 GTexel/s

Core Config

Shaders 128 Shaders	Shaders 144 Shaders
TMUs 8 TMUs	TMUs 18 TMUs
ROPs 4 ROPs	ROPs 2 ROPs
CUs 2 CUs	EUs 18 EUs

Clocks

Base Clock -	Base Clock 400MHz
Boost Clock 686MHz	Boost Clock 740MHz

Cache

L1 16KB/CU	L1 -
L2 Cache 64KB shared	L2 Cache -

Memory

Shared MemoryDDR3L	Shared MemoryDDR3L
Memory Bus 64-bit	Memory Bus 128-bit
Memory Speed 1.6GT/s	Memory Speed 1.6GT/s
Memory Bandwidth 12.8GB/s	Memory Bandwidth 25.6GB/s
ECC No	ECC No

Video Output

Max Resolution 4096x2160	Max Resolution 4096x2304
Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 64Hz	Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 68Hz
Multi-Monitor 3	Multi-Monitor 2
DSC Not Supported	DSC Not Supported

API Support

Shader Model 6.5	Shader Model 5.1
DirectX DirectX 12 Direct3D 12_0	DirectX DirectX 12 Direct3D 11_1
OpenGL 4.6 OpenCL 2.1 Vulkan 1.2	OpenGL 4.4 OpenCL 3 Vulkan 1
GFX 7	-

Encoder

Encoder VCE 2.0	Encoder Quick Sync Video 4
Codec - AVC (H.264)	Codec JPEG AVC (H.264)

Decoder

Decoder UVD 4.2	Decoder Quick Sync Video 4
Codec MPEG-1 MPEG-2 MPEG-4 - 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 AMD	Manufacturer Intel
Chip Designer AMD	Chip Designer Intel
Architecture GCN 2	Architecture Gen 8
Family GCN 2	Family Gen 8
Branding	Branding
Codename Kalindi	Codename Braswell
Chip Variant Kalindi LP	Chip Variant GT1
Market Segment Laptop	Market Segment Tablet
Release Date May 1, 2015	Release Date Apr 1, 2015

Fabrication

Foundry GlobalFoundries	Foundry Intel
Fabrication Node 28nm	Fabrication Node 14nm
Die Size 107mm²	Die Size 87mm²
Transistor Count 930M	Transistor Count 1.3B
Transistor Density 9 MTr/mm²	Transistor Density 15 MTr/mm²

Images

Used In

CPUs AMDA4-72104 Cores

CPUs IntelPentium J37104 Cores

Competitors

AMDRadeon R3 2CU 686MHz GCN 2 vs GPU AMDRadeon R2 2CU 600MHz GCN 2 AMDRadeon R3 2CU 686MHz GCN 2 vs GPU AMDRadeon R5 2CU 847MHz GCN 2 AMDRadeon R3 2CU 686MHz GCN 2 vs GPU AMDRadeon R5E 2CU 655MHz GCN 2 Show 12 more

IntelHD 405 740MHz vs AMDRadeon R3 2CU 686MHz GCN 2 IntelHD 405 740MHz vs GPU AMDRadeon R5 2CU 847MHz GCN 2 IntelHD 405 740MHz vs GPU ImaginationPowerVR GT7400 Plus Show 12 more