AMD Radeon R7 8CU 866MHz GCN 2 vs AMD Radeon R5 4CU 800MHz GCN 2 Full Specs

Summary

512 Shaders 866MHz	256 Shaders 800MHz
Shared Memory34.1GB/sDDR4	Shared Memory34.1GB/sDDR4
Peak·FP32·FP16 886.8 GFLOPS	Peak·FP32·FP16 409.6 GFLOPS
Form Factor iGPU	Form Factor iGPU
TDP Shared	TDP Shared

Highlights

Peak OPS

Peak OPS FP32 FP16 FP64 Memory Bandwidth

Radeon R7 8CU 866MHz GCN 2886.8 GFLOPSFP16

x2.17

Radeon R5 4CU 800MHz GCN 2409.6 GFLOPSFP16

x1

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Theoretical Performance

Clock Speed866MHz UC·Boost·OC	Clock Speed800MHz UC·Boost·OC
Peak OPS 886.8 GFLOPSFP16	Peak OPS 409.6 GFLOPSFP16
FP32 886.8 GFLOPS	FP32 409.6 GFLOPS
FP64 55.42 GFLOPS	FP64 25.6 GFLOPS
Pixel Rate 6.9 GPixel/s	Pixel Rate 6.4 GPixel/s
Texture Rate 27.7 GTexel/s	Texture Rate 12.8 GTexel/s

Core Config

Shaders 512 Shaders	Shaders 256 Shaders
TMUs 32 TMUs	TMUs 16 TMUs
ROPs 8 ROPs	ROPs 8 ROPs
CUs 8 CUs	CUs 4 CUs

Clocks

Boost Clock 866MHz

Boost Clock 800MHz

Cache

L2 Cache 128KB shared

L2 Cache 128KB shared

Memory

Shared MemoryDDR4	Shared MemoryDDR4
Memory Bus 128-bit	Memory Bus 128-bit
Memory Speed 2.1GT/s	Memory Speed 2.1GT/s
Memory Bandwidth 34.1GB/s	Memory Bandwidth 34.1GB/s

Video Output

Multi-Monitor 3

Multi-Monitor 3

Encoder

Encoder Model VCE 2.0

Encoder Model VCE 2.0

Decoder

Decoder Model UVD 4.2

Decoder Model UVD 4.2

Card

Form Factor iGPU

Form Factor iGPU

Chip

Manufacturer AMD	Manufacturer AMD
Chip Designer AMD	Chip Designer AMD
Architecture GCN 2	Architecture GCN 2
Family GCN 2	Family GCN 2
Branding	Branding
Codename Spectre	Codename Spectre
Chip Variant Spectre SL	Chip Variant Spectre SL
Market Segment Laptop	Market Segment Laptop
Release Date May 28, 2015	Release Date Feb 2, 2016

Fabrication

Foundry GlobalFoundries	Foundry GlobalFoundries
Fabrication Node 28nm	Fabrication Node 28nm
Die Size 245mm²	Die Size 245mm²
Transistor Count 2.4 Billion	Transistor Count 2.4 Billion
Transistor Density 10 MTr/mm²	Transistor Density 10 MTr/mm²

Images

No images available

No images available

Used In

CPUs A10-7870K A10-7890K

CPUs A6-7470K PRO A6-8550B

Competitors

AMDRadeon R7 8CU 866MHz GCN 2 vs GPU IntelGraphics 4C 2450MHz AMDRadeon R7 8CU 866MHz GCN 2 vs GPU IntelGraphics 4C 2300MHz AMDRadeon R7 8CU 866MHz GCN 2 vs GPU IntelGraphics 4C 2500MHz Show 8 more

AMDRadeon R5 4CU 800MHz GCN 2 vs GPU IntelGraphics 2C 2300MHz AMDRadeon R5 4CU 800MHz GCN 2 vs GPU AMDRadeon 840M 2900MHz AMDRadeon R5 4CU 800MHz GCN 2 vs GPU QualcommAdreno 722