AMD Radeon RX 6700 XT vs AMD Radeon RX 7700 XT

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Radeon RX 6700 XT compared with Radeon RX 7700 XT

	AMDRadeon RX 6700 XT	AMDRadeon RX 7700 XT
Overview
Released
Released	March 2021	September 2023
Performance
Chip maker
Chip maker	AMD	AMD
Architecture
Architecture	RDNA 2	RDNA 3
Shader cores
Shader cores	2,560	3,456
Boost clock
Boost clock	2,581 MHz (better)	2,544 MHz
Architecture
Architecture	AMD reference specification; 40 compute units and 17.2 billion transistors. AMD's current product table labels 1 March 2021 as the launch date, but its announcement specifies 18 March as the first on-sale date used here.	54 compute units, 96 ROPs; game clock 2171 MHz; 28.1 billion transistors
Manufacturing process
Manufacturing process	7 nm	–
Ray tracing
Ray tracing	40 Ray Accelerators; DirectX Raytracing support	54 second-generation Ray Accelerators
AI cores
AI cores	–	108 AI Accelerators; 70.3 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	2321 MHz base, 2424 MHz game frequency and up to 2581 MHz boost; AMD defines boost for bursty workloads rather than sustained gaming	–
Cache
Cache	96 MB AMD Infinity Cache	48 MB AMD Infinity Cache (second generation)
Memory
Video memory
Video memory	12 GB GDDR6	12 GB GDDR6
Memory bus
Memory bus	192-bit	192-bit
Memory bandwidth
Memory bandwidth	384 GB/s	432 GB/s (better)
Memory detail
Memory detail	Up to 16 Gbps GDDR6; 384 GB/s physical memory bandwidth. AMD separately claims up to 1278 GB/s effective bandwidth including Infinity Cache; this is not used as the physical bandwidth figure.	GDDR6 at up to 18 Gbps; AMD quotes up to 1995 GB/s effective bandwidth with Infinity Cache
Connections and power
Board power
Board power	230 W (better)	245 W
Interface
Interface	PCIe 4.0	–
Display outputs
Display outputs	DisplayPort 1.4a and HDMI 2.1 supporting 4K 120 Hz or 8K 60 Hz with VRR	DisplayPort 2.1, HDMI 2.1
Power connector
Power connector	1 × PCIe 8-pin and 1 × PCIe 6-pin	2 × 8-pin
Recommended power supply
Recommended power supply	650 W	700 W
Slot width
Slot width	2-slot (AMD reference)	2.5-slot (reference card)
Size (reference card)
Size (reference card)	267 mm long (AMD reference); no reference width or height verified	267 mm long, 2.5-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