NVIDIA GeForce RTX 3070 vs NVIDIA GeForce RTX 3080

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GeForce RTX 3070 compared with GeForce RTX 3080

	NVIDIAGeForce RTX 3070	NVIDIAGeForce RTX 3080
Overview
Released
Released	October 2020	September 2020
Performance
Chip maker
Chip maker	NVIDIA	NVIDIA
Architecture
Architecture	Ampere	Ampere
Shader cores
Shader cores	5,888	8,704 or 8,960
Boost clock
Boost clock	1,730 MHz (better)	1,710 MHz
Architecture
Architecture	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.	GA102. NVIDIA reference specifications; the photo shows PNY's stock-clock 10 GB XLR8 Gaming REVEL EPIC-X RGB Triple Fan, whose cooler and dimensions differ from the Founders Edition.
Manufacturing process
Manufacturing process	Samsung 8 nm 8N NVIDIA custom process; 17.4 billion transistors; 392.5 mm² die	Samsung 8 nm 8N NVIDIA custom process
Ray tracing
Ray tracing	46 second-generation RT Cores	Second-generation RT Cores
AI cores
AI cores	184 third-generation Tensor Cores	Third-generation Tensor Cores
Upscaling and frame generation
Upscaling and frame generation	NVIDIA DLSS upscaling; no DLSS Frame Generation	NVIDIA DLSS upscaling; no DLSS Frame Generation
Base clock
Base clock	1.50 GHz; the NVIDIA architecture whitepaper specifies 1,725 MHz boost, rounded to 1.73 GHz on the current specification page	1.44 GHz (10 GB); 1.26 GHz (12 GB); both have 1.71 GHz boost
Cache
Cache	4,096 KB L2	–
Memory
Video memory
Video memory	8 GB GDDR6	10 GB GDDR6X or 12 GB GDDR6X
Memory bus
Memory bus	256-bit	320-bit or 384-bit
Memory bandwidth
Memory bandwidth	448 GB/s	760 GB/s or 912 GB/s
Memory detail
Memory detail	14 Gbps GDDR6	19 Gbps GDDR6X on both revisions; the 12 GB card uses a 384-bit bus and 912 GB/s bandwidth (Gainward stock-clock Phoenix specifications)
Connections and power
Board power
Board power	220 W	320 W or 350 W
Interface
Interface	PCIe 4.0	PCIe 4.0
Display outputs
Display outputs	3 × DisplayPort 1.4a, 1 × HDMI 2.1; up to 4 displays; HDCP 2.3	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	7680 × 4320; HDMI supports 4K 120 Hz HDR or 8K 60 Hz HDR
Power connector
Power connector	1 × PCIe 8-pin cable through the included adapter to 1 × 12-pin (Founders Edition)	2 × PCIe 8-pin cables through the included adapter to 1 × 12-pin (10 GB Founders Edition); check the manufacturer for 12 GB partner cards
Recommended power supply
Recommended power supply	650 W, based on NVIDIA's Intel Core i9-10900K test system	750 W for both revisions, based on NVIDIA's Intel Core i9-10900K test system
Slot width
Slot width	2-slot (Founders Edition)	2-slot (10 GB Founders Edition); 12 GB partner cards vary
Size (reference card)
Size (reference card)	242 × 112 mm, 2-slot (Founders Edition)	285 × 112 mm, 2-slot (10 GB Founders Edition); no separate reference geometry verified for the 12 GB revision
Video encode and decode
Video encode and decode	Seventh-generation NVENC, fifth-generation NVDEC; hardware AV1 decode, no AV1 encode	Seventh-generation NVENC, fifth-generation NVDEC; hardware AV1 decode, no AV1 encode