AMD Radeon RX 6600M vs AMD Radeon Vega 8 1950MHz Full Specs

Summary

1,792 Shaders 2.18GHz	512 Shaders 1.95GHz
8GB GDDR6256GB/s placeholder	Shared Memory68.3GB/s LPDDR4X·DDR4
Peak·FP32·FP16 7.8 TFLOPS	Peak·FP32·FP16 2 TFLOPS
Form Factor Soldered	Form Factor iGPU
TDP 100W	TDP Shared

Highlights

Peak OPS

Peak OPS FP32 FP16 FP64 Memory Bandwidth TDP

Radeon RX 6600M15.6 TFLOPSFP16

x3.91

Radeon Vega 8 1950MHz3.99 TFLOPSFP16

x1

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Theoretical Performance

Clock Speed2177MHz UC·Base·Boost·OC	Clock Speed1950MHz UC·Base·Boost·OC
Peak OPS 15.6 TFLOPSFP16	Peak OPS 3.99 TFLOPSFP16
FP16 15.6 TFLOPS	FP16 3.99 TFLOPS
FP32 7.8 TFLOPS	FP32 2 TFLOPS
FP64 487.7 GFLOPS	FP64 124.8 GFLOPS
Pixel Rate 139.3 GPixel/s	Pixel Rate 15.6 GPixel/s
Texture Rate 243.8 GTexel/s	Texture Rate 62.4 GTexel/s

Core Config

Shaders 1,792 Shaders	Shaders 512 Shaders
TMUs 112 TMUs	TMUs 32 TMUs
ROPs 64 ROPs	ROPs 8 ROPs
RT Cores 28 RT-Cores	RT Cores -
CUs 28 CUs	CUs 8 CUs

Clocks

Base Clock 1.49GHz	Base Clock 300MHz
Boost Clock 2.18GHz	Boost Clock 1.95GHz

Cache

L0 Cache 32KB/WGP	L0 Cache -
L1 128KB/Array	L1 16KB/CU
L2 Cache 2MB shared	L2 Cache 1MB shared
L3 Cache 32MB shared	L3 Cache -
L3 Bandwidth 832GB/s	L3 Bandwidth -

Memory

8GB GDDR6 placeholder	Shared Memory LPDDR4X·DDR4
Memory Bus 128-bit	Memory Bus 128-bit
Memory Speed 16GT/s	Memory Speed 4.3GT/s
Memory Bandwidth 256GB/s	Memory Bandwidth 68.3GB/s
ECC No	ECC No

Power & Thermals

TDP 100W

TDP Shared

Video Output

Max Resolution 7680x4320	Max Resolution 4096x2160
Refresh Rate Calculator 7680x4320 Resolution8K UHD Refresh Rate 120Hz	Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 64Hz
Multi-Monitor 3	Multi-Monitor 3
Adaptive Sync FreeSync	Adaptive Sync FreeSync
DSC Supported	DSC Not Supported
HDCP HDCP 2.3	HDCP -

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 2.1 Vulkan 1.2	OpenGL 4.6 OpenCL 3 Vulkan 1.2
GFX 10.3	GFX 9

Encoder

Encoder VCN 3.0	Encoder VCN 2.0
Codec AVC (H.264) HEVC (H.265)	Codec AVC (H.264) HEVC (H.265)

Decoder

Decoder VCN 3.0	Decoder VCN 2.0
Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP9 AVC (H.264) HEVC (H.265) AV1	Codec MPEG-1 MPEG-2 MPEG-4 JPEG VC-1 VP9 AVC (H.264) HEVC (H.265) -

Card

Form Factor Soldered	Form Factor iGPU
PCIe PCIe 4.0 x8	PCIe -
Multi-GPU Multi-GPU Support Supported Multi-GPU Type Bridgeless	Multi-GPU -

Chip

Manufacturer AMD	Manufacturer AMD
Chip Designer AMD	Chip Designer AMD
Architecture RDNA 2	Architecture GCN 5
Family Radeon RX 6000	Family Vega
Branding	Branding
Codename Dimgrey Cavefish	Codename -
Chip Variant Navi 23 XL	Chip Variant Vega 3
Market Segment Laptop	Market Segment Laptop
Release Date May 31, 2021	Release Date Apr 13, 2021

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N7	Fabrication Node N7
Die Size 237mm²	Die Size 156mm²
Transistor Count 11.1B	Transistor Count 9.8B
Transistor Density 46.67 MTr/mm²	Transistor Density 63 MTr/mm²

Images