AMD Radeon RX 6600M vs NVIDIA GeForce GTX 965M Full Specs

Summary

1,792 Shaders 2.18GHz	1,024 Shaders 944MHz
8GB GDDR6256GB/s	2GB GDDR580GB/s
Peak·FP32·FP16 7.8 TFLOPS	Peak·FP32·FP16 1.93 TFLOPS
Form Factor Soldered	Form Factor Soldered
TDP 100W	TDP 60W

Theoretical Performance

Clock Speed2177MHz UC·Base·Boost·OC	Clock Speed944MHz UC·Boost·OC
Peak OPS 15.6 TFLOPSFP16	Peak OPS 1.93 TFLOPSFP32
FP32 7.8 TFLOPS	FP32 1.93 TFLOPS
FP64 487.7 GFLOPS	FP64 60.42 GFLOPS
Pixel Rate 139.3 GPixel/s	Pixel Rate 30.2 GPixel/s
Texture Rate 243.8 GTexel/s	Texture Rate 60.4 GTexel/s

Core Config

Shaders 1,792 Shaders	Shaders 1,024 Shaders
TMUs 112 TMUs	TMUs 64 TMUs
ROPs 64 ROPs	ROPs 32 ROPs
RT Cores 28 RT-Cores	RT Cores -
CUs 28 CUs	SMs 8 SMs

Clocks

Base Clock 1.49GHz	Base Clock -
Boost Clock 2.18GHz	Boost Clock 944MHz

Cache

L0 Cache 32KB/WGP	L0 Cache -
L1 128KB/Array	L1 48KB/SM
L2 Cache 2MB shared	L2 Cache 1MB shared
L3 Cache 32MB shared	L3 Cache -
L3 Bandwidth 832GB/s	L3 Bandwidth -

Memory

8GB GDDR6	2GB GDDR5
Memory Bus 128-bit	Memory Bus 128-bit
Memory Speed 16GT/s	Memory Speed 5GT/s
Memory Bandwidth 256GB/s	Memory Bandwidth 80GB/s
ECC No	ECC No

Power & Thermals

TDP 100W

TDP 60W

Video Output

Max Resolution 7680x4320	Max Resolution 4096x2304
Refresh Rate Calculator 7680x4320 Resolution8K UHD Refresh Rate 120Hz	Refresh Rate Calculator 3840x2160 Resolution4K UHD Refresh Rate 68Hz
Multi-Monitor 3	Multi-Monitor 3
Adaptive Sync - FreeSync	Adaptive Sync G-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 1.3
CUDA - GFX 10.3 PureVideo HD - VDPAU -	CUDA 5.2 GFX - PureVideo HD VP6 VDPAU Feature Set E

Encoder

Encoder VCN 3.0	Encoder 2x NVENC 3
Codec AVC (H.264) HEVC (H.265)	Codec AVC (H.264) HEVC (H.265)

Decoder

Decoder VCN 3.0	Decoder NVDEC 1
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 - AVC (H.264) - -

Card

Form Factor Soldered	Form Factor Soldered
PCIe PCIe 4.0 x8	PCIe PCIe 3.0 x16
Multi-GPU Multi-GPU Support Supported Multi-GPU Type Bridgeless	Multi-GPU Multi-GPU Support Supported Multi-GPU Type 2-way SLI

Chip

Manufacturer AMD	Manufacturer NVIDIA
Chip Designer AMD	Chip Designer NVIDIA
Architecture RDNA 2	Architecture Maxwell 2
Family Radeon RX 6000	Family GeForce 900
Branding	Branding
Codename Dimgrey Cavefish	Codename NV124
Chip Variant Navi 23 XL	Chip Variant -
Market Segment Laptop	Market Segment Laptop
Release Date May 31, 2021	Release Date Jan 5, 2015

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node N7	Fabrication Node 28nm
Die Size 237mm²	Die Size 398mm²
Transistor Count 11.1B	Transistor Count 5.2B
Transistor Density 46.67 MTr/mm²	Transistor Density 13.07 MTr/mm²

Images