NVIDIA GeForce RTX 3080 Ti vs AMD Radeon RX 455 OEM

VS

NVIDIA GeForce RTX 3080 Ti AMD Radeon RX 455 OEM

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 3080 Ti and 2GB VRAM Radeon RX 455 OEM 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 4 years and 11 months late

Boost Clock1665MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (912.4GB/s vs 104.0GB/s)

9472 additional rendering cores

AMD Radeon RX 455 OEM 's Advantages

Lower TDP (100W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti +2014%

34.1 TFLOPS

Radeon RX 455 OEM

1.613 TFLOPS

GeForce RTX 3080 Ti

VS

Radeon RX 455 OEM

Graphics Card

May 2021

Release Date

Jun 2016

GeForce 30

Generation

Arctic 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

1625 MHz

Memory

12GB

Memory Size

2GB

GDDR6X

Memory Type

GDDR5

384bit

Memory Bus

128bit

912.4GB/s

Bandwidth

104.0GB/s

Render Config

80

SM Count

-

Compute Units

12

10240

Shading Units

768

320

TMUs

48

112

ROPs

16

320

Tensor Cores

-

80

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

256 KB

Theoretical Performance

186.5 GPixel/s

Pixel Rate

16.80 GPixel/s

532.8 GTexel/s

Texture Rate

50.40 GTexel/s

34.10 TFLOPS

FP16 (half)

-

34.10 TFLOPS

FP32 (float)

1.613 TFLOPS

532.8 GFLOPS

FP64 (double)

100.8 GFLOPS

Graphics Processor

GA102

GPU Name

Tobago

GA102-225-A1

GPU Variant

Tobago PRO (215-0875010)

Ampere

Architecture

GCN 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

28.3 billion

Transistors

2.08 billion

628 mm²

Die Size

160 mm²

Board Design

350W

TDP

100W

750 W

Suggested PSU

300 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 12-pin

Power Connectors

1x 6-pin

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

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