AMD Radeon RX 6800 XT vs NVIDIA GeForce RTX 3080 Ti

Table of Contents

Graphics Processor

GPU model Navi 21 GA102
GPU variant Navi 21 XT (215-121000177) GA102-300-A1
Architecture RDNA 2.0 Ampere
Foundry TSMC TSMC
Manufacturing process 7 nm 7 nm
Number of transistors 26,800 million 40,000 million
Die size 520 mm² 627 mm²

Graphics Card

Release date Oct 28th, 2020 2020
gpu.details.availability Nov 18th, 2020
Generation Navi II GeForce 30
Predecessor Navi
Production Active Unreleased
Launch price 649 USD 1,399 USD
Interface PCIe 4.0 x16 PCIe 4.0 x16
Reviews 57 in our database
Successor Navi III

Clocks

Base clock 1825 MHz 1410 MHz
Game clock 2015 MHz
Boost clock 2250 MHz 1740 MHz
Memory clock 2000 MHz 16 Gbps effective 2375 MHz 19000 MHz effective

Memory Configuration

Memory size 16 GB 12 GB
Memory type GDDR6 GDDR6X
Memory bus width 256 bit 384 bit
Bandwidth 512.0 GB/s 912.0 GB/s

Render Configuration

Shading units 4608 5120
TMUs 288 320
ROPs 128 96
Compute units 72
RT cores 72 160
gpu.details.l0-cache 32 KB per WGP
Cache L1 128 KB per Array 192 KB (per SM)
Cache L2 4 MB 6 MB
gpu.details.l3-cache 128 MB
SM count 80
Tensor cores 640

Performance

Pixel rate 288.0 GPixel/s 167.0 GPixel/s
Texture rate 648.0 GTexel/s 556.8 GTexel/s
FP16 (half) performance 41.47 TFLOPS (2:1) 35.64 TFLOPS (2:1)
FP32 (float) performance 20.74 TFLOPS 17.82 TFLOPS
FP64 (double) performance 1,296 GFLOPS (1:16) 556.8 GFLOPS (1:32)

Dimensions & Outputs

Slot width Dual-slot Dual-slot
Length 267 mm 10.5 inches 267 mm 10.5 inches
Width 120 mm 4.7 inches
Height 50 mm 2 inches
TDP 300 W 320 W
Suggested PSU 700 W 700 W
Outputs 1x HDMI2x DisplayPort1x USB Type-C 1x HDMI3x DisplayPort1x USB Type-C
Power connectors 2x 8-pin 1x 12-pin
Part number 102-D41205
Board number 109-D412A7 PG132 SKU 20

API Support & Features

DirectX 12 Ultimate (12_2) 12 Ultimate (12_2)
OpenGL 4.6 4.6
OpenCL 2.1 2.0
Vulkan 1.2 1.2.140
Shader model 6.5 6.5
CUDA 8.5

Other Features

Compare

Sysrqmts browser extension icon
Stop overpaying for PC games!
See cheapest prices in Steam store with our browser extension.