AMD Radeon R7 8CU 1108MHz GCN 3 vs AMD Radeon R7 8CU 866MHz GCN 2 Full Specs

Summary

512 Shaders 1.11GHz	512 Shaders 866MHz
Shared Memory38.4GB/sDDR4	Shared Memory34.1GB/sDDR3
Peak·FP32·FP16 1.14 TFLOPS	Peak·FP32·FP16 886.8 GFLOPS
Form Factor iGPU	Form Factor iGPU
TDP Shared	TDP Shared

Highlights

Peak OPS

Peak OPS FP32 FP16 FP64 Memory Bandwidth

Radeon R7 8CU 1108MHz GCN 31.14 TFLOPSFP16

x1.28

Radeon R7 8CU 866MHz GCN 2886.8 GFLOPSFP16

x1

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Theoretical Performance

Clock Speed1108MHz UC·Boost·OC	Clock Speed866MHz UC·Boost·OC
Peak OPS 1.14 TFLOPSFP16	Peak OPS 886.8 GFLOPSFP16
FP32 1.14 TFLOPS	FP32 886.8 GFLOPS
FP64 70.91 GFLOPS	FP64 55.42 GFLOPS
Pixel Rate 8.9 GPixel/s	Pixel Rate 6.9 GPixel/s
Texture Rate 35.5 GTexel/s	Texture Rate 27.7 GTexel/s

Core Config

Shaders 512 Shaders	Shaders 512 Shaders
TMUs 32 TMUs	TMUs 32 TMUs
ROPs 8 ROPs	ROPs 8 ROPs
CUs 8 CUs	CUs 8 CUs

Clocks

Boost Clock 1.11GHz

Boost Clock 866MHz

Cache

L1 16KB/CU	L1 16KB/CU
L2 Cache 256KB shared	L2 Cache 128KB shared

Memory

Shared MemoryDDR4	Shared MemoryDDR3
Memory Bus 128-bit	Memory Bus 128-bit
Memory Speed 2.4GT/s	Memory Speed 2.1GT/s
Memory Bandwidth 38.4GB/s	Memory Bandwidth 34.1GB/s
ECC No	ECC No

Video Output

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

API Support

Shader Model 6.5	Shader Model 6.5
DirectX DirectX 12 Direct3D 12_0	DirectX DirectX 12 Direct3D 12_0
OpenGL 4.6 OpenCL 2.1 Vulkan 1.2	OpenGL 4.6 OpenCL 2.1 Vulkan 1.2
GFX 8	GFX 7

Encoder

Encoder VCE 3.1	Encoder VCE 2.0
Codec AVC (H.264) HEVC (H.265)	Codec AVC (H.264) -

Decoder

Decoder UVD 6.0	Decoder UVD 4.2
Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 AVC (H.264) HEVC (H.265)	Codec MPEG-1 MPEG-2 MPEG-4 - VC-1 AVC (H.264) -

Card

Form Factor iGPU

Form Factor iGPU

Chip

Manufacturer AMD	Manufacturer AMD
Chip Designer AMD	Chip Designer AMD
Architecture GCN 3	Architecture GCN 2
Family GCN 3	Family GCN 2
Branding	Branding
Codename Wani	Codename Spectre
Chip Variant -	Chip Variant Spectre SL
Market Segment Laptop	Market Segment Laptop
Release Date Oct 1, 2016	Release Date May 28, 2015

Fabrication

Foundry GlobalFoundries	Foundry GlobalFoundries
Fabrication Node 28nm	Fabrication Node 28nm
Die Size 250mm²	Die Size 245mm²
Transistor Count 3.1B	Transistor Count 2.4B
Transistor Density 12 MTr/mm²	Transistor Density 10 MTr/mm²

Images

Used In

CPUs AMDPRO A12-88702 CoresAMDA12-98002 CoresAMDPRO A12-98002 Cores

CPUs AMDA10-7870K2 CoresAMDA10-7890K2 Cores

Competitors

AMDRadeon R7 8CU 1108MHz GCN 3 vs GPU AMDRadeon R7 8CU 900MHz GCN 3 AMDRadeon R7 8CU 1108MHz GCN 3 vs GPU AMDRadeon R7 8CU 758MHz GCN 3 AMDRadeon R7 8CU 1108MHz GCN 3 vs GPU AMDRadeon R7 8CU 800MHz GCN 3 Show 12 more

AMDRadeon R7 8CU 866MHz GCN 2 vs GPU AMDRadeon R7 8CU 800MHz GCN 2 AMDRadeon R7 8CU 866MHz GCN 2 vs GPU AMDRadeon R7 8CU 758MHz GCN 2 AMDRadeon R7 8CU 866MHz GCN 2 vs GPU AMDRadeon R7 8CU 720MHz GCN 2 Show 12 more