AMD Radeon RX 6700 XT vs NVIDIA GeForce RTX 3070

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Radeon RX 6700 XT compared with GeForce RTX 3070

	AMDRadeon RX 6700 XT	NVIDIAGeForce RTX 3070
Overview
Released
Released	March 2021	October 2020
Performance
Chip maker
Chip maker	AMD	NVIDIA
Architecture
Architecture	RDNA 2	Ampere
Shader cores
Shader cores	2,560	5,888
Boost clock
Boost clock	2,581 MHz (better)	1,730 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.	GA104; 46 Streaming Multiprocessors. NVIDIA reference specifications; photo shows PNY's stock-clock UPRISING Dual Fan LHR revision, whose cooler and dimensions differ from the Founders Edition.
Manufacturing process
Manufacturing process	7 nm	Samsung 8 nm 8N NVIDIA custom process; 17.4 billion transistors; 392.5 mm² die
Ray tracing
Ray tracing	40 Ray Accelerators; DirectX Raytracing support	46 second-generation RT Cores
AI cores
AI cores	–	184 third-generation Tensor Cores
Upscaling and frame generation
Upscaling and frame generation	AMD FidelityFX Super Resolution (FSR); AMD Radeon Super Resolution	NVIDIA DLSS upscaling; no DLSS Frame Generation
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	1.50 GHz; the NVIDIA architecture whitepaper specifies 1,725 MHz boost, rounded to 1.73 GHz on the current specification page
Cache
Cache	96 MB AMD Infinity Cache	4,096 KB L2
Memory
Video memory
Video memory	12 GB GDDR6 (better)	8 GB GDDR6
Memory bus
Memory bus	192-bit	256-bit (better)
Memory bandwidth
Memory bandwidth	384 GB/s	448 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.	14 Gbps GDDR6
Connections and power
Board power
Board power	230 W	220 W (better)
Interface
Interface	PCIe 4.0	PCIe 4.0
Display outputs
Display outputs	DisplayPort 1.4a and HDMI 2.1 supporting 4K 120 Hz or 8K 60 Hz with VRR	3 × DisplayPort 1.4a, 1 × HDMI 2.1; up to 4 displays; HDCP 2.3
Maximum resolution
Maximum resolution	–	7680 × 4320; HDMI supports 4K 120 Hz HDR or 8K 60 Hz HDR
Power connector
Power connector	1 × PCIe 8-pin and 1 × PCIe 6-pin	1 × PCIe 8-pin cable through the included adapter to 1 × 12-pin (Founders Edition)
Recommended power supply
Recommended power supply	650 W	650 W, based on NVIDIA's Intel Core i9-10900K test system
Slot width
Slot width	2-slot (AMD reference)	2-slot (Founders Edition)
Size (reference card)
Size (reference card)	267 mm long (AMD reference); no reference width or height verified	242 × 112 mm, 2-slot (Founders Edition)
Video encode and decode
Video encode and decode	Hardware AV1 decoding; H.264 and H.265/HEVC encode and decode	Seventh-generation NVENC, fifth-generation NVDEC; hardware AV1 decode, no AV1 encode