AMD Radeon RX 6800 XT vs NVIDIA GeForce GTX 1080 Ti

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Radeon RX 6800 XT compared with GeForce GTX 1080 Ti

	AMDRadeon RX 6800 XT	NVIDIAGeForce GTX 1080 Ti
Overview
Released
Released	November 2020	March 2017
Performance
Chip maker
Chip maker	AMD	NVIDIA
Architecture
Architecture	RDNA 2	Pascal
Shader cores
Shader cores	4,608	3,584
Boost clock
Boost clock	2,250 MHz (better)	1,582 MHz
Architecture
Architecture	AMD reference specification; 72 compute units and 26.8 billion transistors	Founders Edition specifications verified by MSI's retained technical page and datasheet; stock PNY Blower specifications verify memory bandwidth. The photo is the Founders Edition render extracted from MSI's datasheet with its original PDF transparency mask.
Manufacturing process
Manufacturing process	7 nm	–
Ray tracing
Ray tracing	72 Ray Accelerators; DirectX Raytracing support	No dedicated RT Cores
AI cores
AI cores	–	No Tensor Cores
Upscaling and frame generation
Upscaling and frame generation	AMD FidelityFX Super Resolution (FSR); AMD Radeon Super Resolution	No NVIDIA DLSS
Base clock
Base clock	2015 MHz game frequency; up to 2250 MHz boost, which AMD defines for bursty workloads rather than sustained gaming	1480 MHz base and 1582 MHz boost (MSI Founders Edition specification)
Cache
Cache	128 MB AMD Infinity Cache	–
Memory
Video memory
Video memory	16 GB GDDR6 (better)	11 GB GDDR5X
Memory bus
Memory bus	256-bit	352-bit (better)
Memory bandwidth
Memory bandwidth	512 GB/s (better)	484 GB/s
Memory detail
Memory detail	Up to 16 Gbps GDDR6; 512 GB/s physical memory bandwidth	11 Gbps GDDR5X (PNY stock Blower); MSI lists 11010 MHz memory speed
Connections and power
Board power
Board power	300 W	250 W (better)
Interface
Interface	PCIe 4.0	PCIe 3.0
Display outputs
Display outputs	DisplayPort 1.4a, HDMI 2.1 with VRR and FRL, and USB-C (AMD reference)	3 × DisplayPort 1.4, 1 × HDMI 2.0b; up to 4 displays; HDCP 2.2. MSI's datasheet connection illustration names DVI-D despite its output specification omitting it; the Founders Edition has no native DVI connector.
Maximum resolution
Maximum resolution	–	7680 × 4320
Power connector
Power connector	2 × PCIe 8-pin	1 × PCIe 6-pin and 1 × PCIe 8-pin
Recommended power supply
Recommended power supply	750 W	600 W
Slot width
Slot width	2.5-slot (AMD reference)	2-slot (Founders Edition)
Size (reference card)
Size (reference card)	267 mm long (AMD reference); no reference width or height verified	266 × 111 × 40 mm (MSI Founders Edition)
Video encode and decode
Video encode and decode	Hardware AV1 decoding; H.264 and H.265/HEVC encode and decode	–