NVIDIA GeForce RTX 3080 Ti vs AMD Radeon R9 390X

VS

NVIDIA GeForce RTX 3080 Ti

AMD Radeon R9 390X

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 3080 Ti and 8GB VRAM Radeon R9 390X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti 's Advantages

Released 5 years and 11 months late

Boost Clock1665MHz

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (912.4GB/s vs 384.0GB/s)

7424 additional rendering cores

AMD Radeon R9 390X 's Advantages

Lower TDP (275W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti +476%

34.1 TFLOPS

Radeon R9 390X

5.914 TFLOPS

3DMark Time Spy

GeForce RTX 3080 Ti +366%

19794

Radeon R9 390X

4245

GeForce RTX 3080 Ti

VS

Radeon R9 390X

Graphics Card

May 2021

Release Date

Jun 2015

GeForce 30

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1365 MHz

Base Clock

-

1665 MHz

Boost Clock

-

1188 MHz

Memory Clock

1500 MHz

Memory

12GB

Memory Size

8GB

GDDR6X

Memory Type

GDDR5

384bit

Memory Bus

512bit

912.4GB/s

Bandwidth

384.0GB/s

Render Config

-

Compute Units

44

80

SM Count

-

10240

Shading Units

2816

320

TMUs

176

112

ROPs

64

320

Tensor Cores

-

80

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

1024 KB

-

Theoretical Performance

186.5 GPixel/s

Pixel Rate

67.20 GPixel/s

532.8 GTexel/s

Texture Rate

184.8 GTexel/s

34.10 TFLOPS

FP16 (half)

-

34.10 TFLOPS

FP32 (float)

5.914 TFLOPS

532.8 GFLOPS

FP64 (double)

739.2 GFLOPS

Board Design

350W

TDP

275W

750 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 12-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GA102

GPU Name

Grenada

GA102-225-A1

GPU Variant

Grenada XT (215-0880004)

Ampere

Architecture

GCN 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

28.3 billion

Transistors

6.2 billion

628 mm²

Die Size

438 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

8.6

CUDA

-

6.6

Shader Model

6.3

Related GPU Comparisons

1

NVIDIA GeForce RTX 3080 Ti vs ATI FirePro V4900

2

NVIDIA GeForce RTX 3080 Ti vs AMD Radeon R5 430 OEM

3

NVIDIA GeForce RTX 3080 Ti vs AMD Radeon HD 8350 OEM

4

NVIDIA GeForce RTX 3080 Ti vs NVIDIA GeForce GTX 470

5

NVIDIA GeForce RTX 3080 Ti vs ATI Radeon HD 2600 XT

6

NVIDIA GeForce RTX 3080 Ti vs NVIDIA GeForce2 Ultra

7

NVIDIA GeForce RTX 3080 Ti vs AMD Radeon Pro V5300X

8

NVIDIA GeForce RTX 3080 Ti vs ATI Radeon HD 5570 OEM

9

NVIDIA GeForce RTX 3080 Ti vs NVIDIA GeForce RTX 3060 Ti GA103

10

NVIDIA GeForce RTX 3080 Ti vs ATI Radeon HD 4350 PCIe x1

Related News

1

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

2

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

3

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

4

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

5

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

6

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

7

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

8

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

9

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game

10

World's First! Intel Arc B580 Graphics Card Arrives Early