NVIDIA GeForce RTX 3070 vs NVIDIA GeForce RTX 3080 Ti 20 GB

Table of Contents

Graphics Processor

GPU model GA104 GA102
GPU variant GA104-300-A1 GA102-225-A1
Architecture Ampere Ampere
Foundry Samsung Samsung
Manufacturing process 8 nm 8 nm
Number of transistors 17,400 million 28,300 million
Die size 392 mm² 628 mm²

Graphics Card

Release date Sep 1st, 2020 Jan 2022
gpu.details.availability Oct 29th, 2020 2022
Generation GeForce 30 GeForce 30
Predecessor GeForce 20 GeForce 20
Production Active Active
Launch price 499 USD 1,199 USD
Interface PCIe 4.0 x16 PCIe 4.0 x16
Reviews 78 in our database 50 in our database

Clocks

Base clock 1500 MHz 1335 MHz
Boost clock 1725 MHz 1665 MHz
Memory clock 1750 MHz 14 Gbps effective 1188 MHz 19 Gbps effective

Memory Configuration

Memory size 8 GB 20 GB
Memory type GDDR6 GDDR6X
Memory bus width 256 bit 320 bit
Bandwidth 448.0 GB/s 760.3 GB/s

Render Configuration

Shading units 5888 10240
TMUs 184 320
ROPs 96 112
SM count 46 80
Tensor cores 184 320
RT cores 46 80
Cache L1 128 KB (per SM) 128 KB (per SM)
Cache L2 4 MB 6 MB

Performance

Pixel rate 165.6 GPixel/s 186.5 GPixel/s
Texture rate 317.4 GTexel/s 532.8 GTexel/s
FP16 (half) performance 20.31 TFLOPS (1:1) 34.10 TFLOPS (1:1)
FP32 (float) performance 20.31 TFLOPS 34.10 TFLOPS
FP64 (double) performance 317.4 GFLOPS (1:64) 532.8 GFLOPS (1:64)

Dimensions & Outputs

Slot width Dual-slot Dual-slot
Length 242 mm 9.5 inches 285 mm 11.2 inches
Width 112 mm 4.4 inches 112 mm 4.4 inches
TDP 220 W 350 W
Suggested PSU 550 W 750 W
Outputs 1x HDMI3x DisplayPort 1x HDMI3x DisplayPort
Power connectors 1x 12-pin 1x 12-pin
Board number PG142 SKU 10
Height 40 mm 1.6 inches

API Support & Features

DirectX 12 Ultimate (12_2) 12 Ultimate (12_2)
OpenGL 4.6 4.6
OpenCL 3.0 3.0
Vulkan 1.2 1.2
CUDA 8.6 8.6
Shader model 6.6 6.6

Other Features

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