AMD Lockhart vs AMD Radeon Vega 8 1950MHz Full Specs

Summary

1,280 Shaders 1.56GHz	512 Shaders 1.95GHz
Shared Memory	Shared Memory68.3GB/s LPDDR4X·DDR4
Peak·FP32·FP16 4.01 TFLOPS	Peak·FP32·FP16 2 TFLOPS
Form Factor iGPU	Form Factor iGPU
TDP Shared	TDP Shared

Highlights

Peak OPS

Peak OPS FP32 FP16 FP64 Memory Bandwidth

Lockhart8.01 TFLOPSFP16

x2.01

Radeon Vega 8 1950MHz3.99 TFLOPSFP16

x1

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Theoretical Performance

Clock Speed1565MHz UC·Boost·OC	Clock Speed1950MHz UC·Base·Boost·OC
Peak OPS 8.01 TFLOPSFP16	Peak OPS 3.99 TFLOPSFP16
FP32 4.01 TFLOPS	FP32 2 TFLOPS
FP64 250.4 GFLOPS	FP64 124.8 GFLOPS
Pixel Rate 50.1 GPixel/s	Pixel Rate 15.6 GPixel/s
Texture Rate 125.2 GTexel/s	Texture Rate 62.4 GTexel/s

Core Config

Shaders 1,280 Shaders	Shaders 512 Shaders
TMUs 80 TMUs	TMUs 32 TMUs
ROPs 32 ROPs	ROPs 8 ROPs
RT Cores 20 RT-Cores	RT Cores -
CUs 20 CUs	CUs 8 CUs

Clocks

Base Clock -	Base Clock 300MHz
Boost Clock 1.56GHz	Boost Clock 1.95GHz

Cache

L1 -	L1 16KB/CU
L2 Cache 4MB shared	L2 Cache 1MB shared

Memory

Shared Memory	Shared Memory LPDDR4X·DDR4
Memory Bus 128-bit	Memory Bus 128-bit
Memory Speed 14GT/s	Memory Speed 4.3GT/s
Memory Bandwidth 224GB/s	Memory Bandwidth 68.3GB/s
ECC No	ECC No

Video Output

Max Resolution 3840x2160	Max Resolution 4096x2160
Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 60Hz	Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 64Hz
Multi-Monitor 1	Multi-Monitor 3
Adaptive Sync FreeSync	Adaptive Sync FreeSync
DSC Not Supported	DSC Not Supported

API Support

Shader Model 6.5	Shader Model 6.7
DirectX DirectX 12 Direct3D 12_2	DirectX DirectX 12 Direct3D 12_1
OpenGL 4.6 OpenCL 1.2 Vulkan 1.2	OpenGL 4.6 OpenCL 3 Vulkan 1.2
-	GFX 9

Encoder

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

Decoder

-	Decoder VCN 2.0
Codec -	Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP9 AVC (H.264) HEVC (H.265)

Card

Form Factor iGPU

Form Factor iGPU

Chip

Manufacturer AMD	Manufacturer AMD
Chip Designer AMD	Chip Designer AMD
Architecture RDNA 2	Architecture GCN 5
Family Console	Family Vega
Branding	Branding
Chip Variant -	Chip Variant Vega 3
Market Segment Console	Market Segment Laptop
Release Date Nov 10, 2020	Release Date Apr 13, 2021

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N7	Fabrication Node N7
Die Size 197mm²	Die Size 156mm²
Transistor Count 8B	Transistor Count 9.8B
Transistor Density 41 MTr/mm²	Transistor Density 63 MTr/mm²

Images