AMD Radeon RX 6800 XT vs AMD Radeon RX 7600

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Radeon RX 6800 XT compared with Radeon RX 7600

	AMDRadeon RX 6800 XT	AMDRadeon RX 7600
Overview
Released
Released	November 2020	May 2023
Performance
Chip maker
Chip maker	AMD	AMD
Architecture
Architecture	RDNA 2	RDNA 3
Shader cores
Shader cores	4,608	2,048
Boost clock
Boost clock	2,250 MHz	2,655 MHz (better)
Architecture
Architecture	AMD reference specification; 72 compute units and 26.8 billion transistors	32 compute units, 64 ROPs, 128 texture units; game clock 2250 MHz; 13.3 billion transistors
Manufacturing process
Manufacturing process	7 nm	–
Ray tracing
Ray tracing	72 Ray Accelerators; DirectX Raytracing support	32 second-generation Ray Accelerators
AI cores
AI cores	–	64 AI Accelerators; 43.5 TOPS INT8
Upscaling and frame generation
Upscaling and frame generation	AMD FidelityFX Super Resolution (FSR); AMD Radeon Super Resolution	AMD FSR, Radeon Super Resolution
Base clock
Base clock	2015 MHz game frequency; up to 2250 MHz boost, which AMD defines for bursty workloads rather than sustained gaming	–
Cache
Cache	128 MB AMD Infinity Cache	32 MB AMD Infinity Cache (second generation)
Memory
Video memory
Video memory	16 GB GDDR6 (better)	8 GB GDDR6
Memory bus
Memory bus	256-bit (better)	128-bit
Memory bandwidth
Memory bandwidth	512 GB/s (better)	288 GB/s
Memory detail
Memory detail	Up to 16 Gbps GDDR6; 512 GB/s physical memory bandwidth	GDDR6 at up to 18 Gbps; AMD quotes up to 477 GB/s effective bandwidth with Infinity Cache
Connections and power
Board power
Board power	300 W	165 W (better)
Interface
Interface	PCIe 4.0	–
Display outputs
Display outputs	DisplayPort 1.4a, HDMI 2.1 with VRR and FRL, and USB-C (AMD reference)	DisplayPort up to 2.1 (depends on the card design), HDMI 2.1
Power connector
Power connector	2 × PCIe 8-pin	1 × 8-pin
Recommended power supply
Recommended power supply	750 W	550 W
Slot width
Slot width	2.5-slot (AMD reference)	2-slot (reference card)
Size (reference card)
Size (reference card)	267 mm long (AMD reference); no reference width or height verified	204 mm long, 2-slot (reference card)
Video encode and decode
Video encode and decode	Hardware AV1 decoding; H.264 and H.265/HEVC encode and decode	H.264, HEVC and AV1 encode and decode