AMD Radeon RX 6800M vs NVIDIA GeForce GTX 1660 Ti Mobile

VS

AMD Radeon RX 6800M

NVIDIA GeForce GTX 1660 Ti Mobile

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 6800M and 6GB VRAM GeForce GTX 1660 Ti Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800M 's Advantages

Released 2 years and 1 months late

Boost Clock has increased by 50% (2390MHz vs 1590MHz)

More VRAM (12GB vs 6GB)

Larger VRAM bandwidth (384.0GB/s vs 288.0GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6800M +150%

12.24 TFLOPS

GeForce GTX 1660 Ti Mobile

4.884 TFLOPS

3DMark Time Spy

Radeon RX 6800M +101%

11245

GeForce GTX 1660 Ti Mobile

5578

Radeon RX 6800M

VS

GeForce GTX 1660 Ti Mobile

Graphics Card

May 2021

Release Date

Apr 2019

Mobility Radeon

Generation

GeForce 16 Mobile

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2116 MHz

Base Clock

1455 MHz

2390 MHz

Boost Clock

1590 MHz

2000 MHz

Memory Clock

1500 MHz

Memory

12GB

Memory Size

6GB

GDDR6

Memory Type

GDDR6

192bit

Memory Bus

192bit

384.0GB/s

Bandwidth

288.0GB/s

Render Config

40

Compute Units

-

SM Count

24

2560

Shading Units

1536

160

TMUs

96

64

ROPs

48

-

40

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SM)

3 MB

L2 Cache

1536 KB

96 MB

L3 Cache

-

Theoretical Performance

153.0 GPixel/s

Pixel Rate

76.32 GPixel/s

382.4 GTexel/s

Texture Rate

152.6 GTexel/s

24.47 TFLOPS

FP16 (half)

9.769 TFLOPS

12.24 TFLOPS

FP32 (float)

4.884 TFLOPS

764.8 GFLOPS

FP64 (double)

152.6 GFLOPS

Board Design

145W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Navi 22

GPU Name

TU116

Navi 22 XTM

GPU Variant

-

RDNA 2.0

Architecture

Turing

TSMC

Foundry

TSMC

7 nm

Process Size

12 nm

17.2 billion

Transistors

6.6 billion

335 mm²

Die Size

284 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

7.5

6.5

Shader Model

6.7

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