NVIDIA GeForce GTX 1080 Ti vs NVIDIA GeForce RTX 3080

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GeForce GTX 1080 Ti compared with GeForce RTX 3080

	NVIDIAGeForce GTX 1080 Ti	NVIDIAGeForce RTX 3080
Overview
Released
Released	March 2017	September 2020
Performance
Chip maker
Chip maker	NVIDIA	NVIDIA
Architecture
Architecture	Pascal	Ampere
Shader cores
Shader cores	3,584	8,704 or 8,960
Boost clock
Boost clock	1,582 MHz	1,710 MHz (better)
Architecture
Architecture	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.	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
Ray tracing
Ray tracing	No dedicated RT Cores	Second-generation RT Cores
AI cores
AI cores	No Tensor Cores	Third-generation Tensor Cores
Upscaling and frame generation
Upscaling and frame generation	No NVIDIA DLSS	NVIDIA DLSS upscaling; no DLSS Frame Generation
Base clock
Base clock	1480 MHz base and 1582 MHz boost (MSI Founders Edition specification)	1.44 GHz (10 GB); 1.26 GHz (12 GB); both have 1.71 GHz boost
Memory
Video memory
Video memory	11 GB GDDR5X	10 GB GDDR6X or 12 GB GDDR6X
Memory bus
Memory bus	352-bit	320-bit or 384-bit
Memory bandwidth
Memory bandwidth	484 GB/s	760 GB/s or 912 GB/s
Memory detail
Memory detail	11 Gbps GDDR5X (PNY stock Blower); MSI lists 11010 MHz memory speed	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	250 W	320 W or 350 W
Interface
Interface	PCIe 3.0	PCIe 4.0
Display outputs
Display outputs	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.	3 × DisplayPort 1.4a, 1 × HDMI 2.1; up to 4 displays; HDCP 2.3
Maximum resolution
Maximum resolution	7680 × 4320	7680 × 4320; HDMI supports 4K 120 Hz HDR or 8K 60 Hz HDR
Power connector
Power connector	1 × PCIe 6-pin and 1 × PCIe 8-pin	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	600 W	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)	266 × 111 × 40 mm (MSI 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