PowerColor Radeon RX 6600 XT Hellhound vs Qualcomm Adreno 650 Full Specs

Summary

2,048 Shaders 2.59GHz	768 Shaders 587MHz
8GB GDDR6256GB/s placeholder	Shared Memory44GB/s LPDDR5·LPDDR4X
Peak·FP32·FP16 10.62 TFLOPS	Peak·FP32·FP16 901.6 GFLOPS
Form Factor PCIe Card	Form Factor iGPU
TDP 160W	TDP 5W
Power Connectors 1x 8-Pin	Power Connectors -

Highlights

Peak OPS

Peak OPS FP32 FP16 FP64 Memory Bandwidth TDP

Radeon RX 6600 XT Hellhound21.24 TFLOPSFP16

x11.78

Adreno 6501.8 TFLOPSFP16

x1

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Theoretical Performance

Clock Speed2593MHz UC·Base·Boost·OC	Clock Speed587MHz UC·Boost·OC
Peak OPS 21.24 TFLOPSFP16	Peak OPS 1.8 TFLOPSFP16
FP32 10.62 TFLOPS	FP32 901.6 GFLOPS
FP64 663.8 GFLOPS	FP64 225.4 GFLOPS
Pixel Rate 166 GPixel/s	Pixel Rate 14.1 GPixel/s
Texture Rate 331.9 GTexel/s	Texture Rate 28.2 GTexel/s

Core Config

Shaders 2,048 Shaders	Shaders 768 Shaders
TMUs 128 TMUs	TMUs 48 TMUs
ROPs 64 ROPs	ROPs 24 ROPs
RT Cores 32 RT-Cores	RT Cores -
CUs 32 CUs	EUs 6 EUs

Clocks

Base Clock 2.19GHz	Base Clock -
Boost Clock 2.59GHz	Boost Clock 587MHz

Cache

L0 Cache 32KB/WGP	L0 Cache -
L1 128KB/Array	L1 8KB/CU
L2 Cache 2MB shared	L2 Cache -
L3 Cache 32MB shared	L3 Cache -
L3 Bandwidth 832GB/s	L3 Bandwidth -

Memory

8GB GDDR6 placeholder	Shared Memory LPDDR5·LPDDR4X
Memory Bus 128-bit	Memory Bus 64-bit
Memory Speed 16GT/s	Memory Speed 5.5GT/s
Memory Bandwidth 256GB/s	Memory Bandwidth 44GB/s
ECC No	ECC No

Power & Thermals

TDP 160W	TDP 5W
Max Temp 110°C Max	Max Temp -

Video Output

Max Resolution 7680x4320	Max Resolution 2520x1080
Refresh Rate Calculator 7680x4320 Resolution8K UHD Refresh Rate 120Hz	Refresh Rate Calculator 1920x1080 Resolution1080p FHD Refresh Rate 78Hz
Multi-Monitor 4	Multi-Monitor 1
Adaptive Sync FreeSync	Adaptive Sync -
DSC Supported	DSC Not Supported
HDCP HDCP 2.3	HDCP -

Ports

3x DisplayPort 1.4 1x HDMI 2.1

-

API Support

Shader Model 6.5	Shader Model -
DirectX DirectX 12 Direct3D 12_2	DirectX DirectX 12 Direct3D 12_1
OpenGL 4.6 OpenCL 2.1 Vulkan 1.2	OpenGL 3.2 OpenCL 2 Vulkan 1.1
GFX 10.3	-

Encoder

Encoder VCN 3.0	Encoder Hexagon 698
Codec - - - - - AVC (H.264) HEVC (H.265)	Codec H.263 MPEG-4 VC-1 VP8 VP9 AVC (H.264) HEVC (H.265)

Decoder

Decoder VCN 3.0	Decoder Hexagon 698
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 - VC-1 VP8 VP9 AVC (H.264) HEVC (H.265) -

Card

Form Factor PCIe Card	Form Factor iGPU
PCIe PCIe 4.0 x8 2.2-Slots	PCIe -
Height 132mm (5.2") Width 220mm (8.66") Depth 45mm (1.77")	-
Cooling Open-Air 2x Fans	Cooling Open-Air -
Power Connectors 1x 8-Pin	Power Connectors -
Multi-GPU Multi-GPU Support Supported Multi-GPU Type Bridgeless	Multi-GPU -

Chip

Manufacturer PowerColor	Manufacturer Qualcomm
Chip Designer AMD	Chip Designer Qualcomm
Architecture RDNA 2	Architecture Adreno 600
Family Radeon RX 6000	Family Adreno 600
Branding	Branding
Codename Dimgrey Cavefish	Codename -
Chip Variant Navi 23 XL	Chip Variant -
Market Segment Desktop	Market Segment Smartphone
Release Date Aug 11, 2021	Release Date Jan 20, 2020

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N7	Fabrication Node N7P
Die Size 237mm²	Die Size 84mm²
Transistor Count 11.1B	Transistor Count 10.3B
Transistor Density 46.67 MTr/mm²	Transistor Density 123 MTr/mm²

Images