Imagination PowerVR GX6450 A8 vs AMD Radeon R6 6CU 533MHz GCN 2 Full Specs

Summary

128 Shaders 475MHz	384 Shaders 533MHz
Shared Memory12.8GB/sLPDDR3	Shared Memory25.6GB/sDDR3
Peak·FP32·FP16 121.6 GFLOPS	Peak·FP32·FP16 409.3 GFLOPS
Form Factor iGPU	Form Factor iGPU
TDP Shared	TDP Shared

Theoretical Performance

Clock Speed475MHz UC·Boost·OC	Clock Speed533MHz UC·Boost·OC
Peak OPS 243.2 GFLOPSFP16	Peak OPS 409.3 GFLOPSFP16
FP32 121.6 GFLOPS	FP32 409.3 GFLOPS
FP64 7.6 GFLOPS	FP64 25.58 GFLOPS
Pixel Rate 3.8 GPixel/s	Pixel Rate 4.3 GPixel/s
Texture Rate 3.8 GTexel/s	Texture Rate 12.8 GTexel/s

Core Config

Shaders 128 Shaders	Shaders 384 Shaders
TMUs 8 TMUs	TMUs 24 TMUs
ROPs 8 ROPs	ROPs 8 ROPs
EUs 8 EUs	CUs 6 CUs

Clocks

Boost Clock 475MHz

Boost Clock 533MHz

Cache

L2 Cache -

L2 Cache 128KB shared

Memory

Shared MemoryLPDDR3	Shared MemoryDDR3
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

Multi-Monitor 1

Multi-Monitor 3

Encoder

-	Encoder Model VCE 2.0
Codec -	Codec AVC (H.264)

Decoder

-	Decoder Model UVD 4.2
Codec -	Codec MPEG-1 MPEG-2 MPEG-4 VC-1 AVC (H.264)

Card

Form Factor iGPU

Form Factor iGPU

Chip

Manufacturer Imagination	Manufacturer AMD
Chip Designer Imagination	Chip Designer AMD
Architecture Rogue	Architecture GCN 2
Family A Series	Family GCN 2
Branding	Branding
Codename Series6XT	Codename Spectre
Chip Variant GXA6450	Chip Variant Spectre SL
Market Segment Smartphone	Market Segment Laptop
Release Date Sep 19, 2014	Release Date Jun 1, 2014

Fabrication

Foundry TSMC	Foundry GlobalFoundries
Fabrication Node 20nm	Fabrication Node 28nm
Die Size 89mm²	Die Size 245mm²
Transistor Count 2 Billion	Transistor Count 2.4 Billion
Transistor Density 22 MTr/mm²	Transistor Density 10 MTr/mm²

Images