NVIDIA GeForce RTX 2080 Ti 12 GB vs AMD Radeon RX 6600 XT

VS

NVIDIA GeForce RTX 2080 Ti 12 GB

AMD Radeon RX 6600 XT

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 2080 Ti 12 GB and 8GB VRAM Radeon RX 6600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 2080 Ti 12 GB 's Advantages

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (768.0GB/s vs 256.0GB/s)

2560 additional rendering cores

AMD Radeon RX 6600 XT 's Advantages

Boost Clock has increased by 58% (2589MHz vs 1635MHz)

Lower TDP (160W vs 250W)

Score

Benchmark

FP32 (float)

GeForce RTX 2080 Ti 12 GB +42%

15.07 TFLOPS

Radeon RX 6600 XT

10.6 TFLOPS

Blender

GeForce RTX 2080 Ti 12 GB +182%

3378

Radeon RX 6600 XT

1196

GeForce RTX 2080 Ti 12 GB

VS

Radeon RX 6600 XT

Graphics Card

Unknown

Release Date

Jul 2021

GeForce 20

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1350 MHz

Base Clock

1968 MHz

1635 MHz

Boost Clock

2589 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

12GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

384bit

Memory Bus

128bit

768.0GB/s

Bandwidth

256.0GB/s

Render Config

-

Compute Units

32

72

SM Count

-

4608

Shading Units

2048

288

TMUs

128

96

ROPs

64

576

Tensor Cores

-

72

RT Cores

32

64 KB (per SM)

L1 Cache

128 KB per Array

6 MB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

157.0 GPixel/s

Pixel Rate

165.7 GPixel/s

470.9 GTexel/s

Texture Rate

331.4 GTexel/s

30.14 TFLOPS

FP16 (half)

21.21 TFLOPS

15.07 TFLOPS

FP32 (float)

10.60 TFLOPS

470.9 GFLOPS

FP64 (double)

662.8 GFLOPS

Board Design

250W

TDP

160W

600 W

Suggested PSU

450 W

1x HDMI 2.03x DisplayPort 1.4a1x USB Type-C

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

TU102

GPU Name

Navi 23

TU102-350-A1

GPU Variant

Navi 23 XT (215-130000006)

Turing

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

12 nm

Process Size

7 nm

18.6 billion

Transistors

11.06 billion

754 mm²

Die Size

237 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

7.5

CUDA

-

6.8

Shader Model

6.7

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