AMD Radeon RX 6400 vs NVIDIA GeForce GTX 1660 Ti

VS

AMD Radeon RX 6400

NVIDIA GeForce GTX 1660 Ti

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 6GB VRAM GeForce GTX 1660 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6400 's Advantages

Released 2 years and 11 months late

Boost Clock has increased by 31% (2321MHz vs 1770MHz)

Lower TDP (53W vs 120W)

NVIDIA GeForce GTX 1660 Ti 's Advantages

More VRAM (6GB vs 4GB)

Larger VRAM bandwidth (288.0GB/s vs 128.0GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6400

3.565 TFLOPS

GeForce GTX 1660 Ti +52%

5.437 TFLOPS

3DMark Time Spy

Radeon RX 6400

3579

GeForce GTX 1660 Ti +75%

6271

Blender

Radeon RX 6400

334

GeForce GTX 1660 Ti +144%

817

Shadow of the Tomb Raider 2160p

Radeon RX 6400

8

GeForce GTX 1660 Ti +250%

28

Shadow of the Tomb Raider 1440p

Radeon RX 6400

20

GeForce GTX 1660 Ti +160%

52

Shadow of the Tomb Raider 1080p

Radeon RX 6400

35

GeForce GTX 1660 Ti +128%

80

Battlefield 5 2160p

Radeon RX 6400

19

GeForce GTX 1660 Ti +131%

44

Battlefield 5 1440p

Radeon RX 6400

36

GeForce GTX 1660 Ti +122%

80

Battlefield 5 1080p

Radeon RX 6400

48

GeForce GTX 1660 Ti +114%

103

Radeon RX 6400

VS

GeForce GTX 1660 Ti

Graphics Card

Jan 2022

Release Date

Feb 2019

Navi II

Generation

GeForce 16

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x16

Clock Speeds

1923 MHz

Base Clock

1500 MHz

2321 MHz

Boost Clock

1770 MHz

2000 MHz

Memory Clock

1500 MHz

Memory

4GB

Memory Size

6GB

GDDR6

Memory Type

GDDR6

64bit

Memory Bus

192bit

128.0GB/s

Bandwidth

288.0GB/s

Render Config

12

Compute Units

-

SM Count

24

768

Shading Units

1536

48

TMUs

96

32

ROPs

48

-

12

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

1536 KB

16 MB

L3 Cache

-

Theoretical Performance

74.27 GPixel/s

Pixel Rate

84.96 GPixel/s

111.4 GTexel/s

Texture Rate

169.9 GTexel/s

7.130 TFLOPS

FP16 (half)

10.87 TFLOPS

3.565 TFLOPS

FP32 (float)

5.437 TFLOPS

222.8 GFLOPS

FP64 (double)

169.9 GFLOPS

Board Design

53W

TDP

120W

250 W

Suggested PSU

300 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 2.0 1x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Processor

Navi 24

GPU Name

TU116

Navi 24 XL (215-135000046)

GPU Variant

TU116-400-A1

RDNA 2.0

Architecture

Turing

TSMC

Foundry

TSMC

6 nm

Process Size

12 nm

5.4 billion

Transistors

6.6 billion

107 mm²

Die Size

284 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

7.5

6.7

Shader Model

6.6

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