AMD Radeon RX 6400 vs NVIDIA GeForce GTX 1660

VS

AMD Radeon RX 6400 NVIDIA GeForce GTX 1660

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 6GB VRAM GeForce GTX 1660 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 10 months late

Boost Clock has increased by 30% (2321MHz vs 1785MHz)

Lower TDP (53W vs 120W)

NVIDIA GeForce GTX 1660 's Advantages

More VRAM (6GB vs 4GB)

Larger VRAM bandwidth (192.1GB/s vs 128.0GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6400

3.565 TFLOPS

GeForce GTX 1660 +41%

5.027 TFLOPS

3DMark Time Spy

Radeon RX 6400

3579

GeForce GTX 1660 +51%

5414

Blender

Radeon RX 6400

325

GeForce GTX 1660 +142%

787

Shadow of the Tomb Raider 2160p

Radeon RX 6400

8

GeForce GTX 1660 +200%

24

Shadow of the Tomb Raider 1440p

Radeon RX 6400

20

GeForce GTX 1660 +135%

47

Shadow of the Tomb Raider 1080p

Radeon RX 6400

35

GeForce GTX 1660 +108%

73

Battlefield 5 2160p

Radeon RX 6400

19

GeForce GTX 1660 +110%

40

Battlefield 5 1440p

Radeon RX 6400

36

GeForce GTX 1660 +102%

73

Battlefield 5 1080p

Radeon RX 6400

48

GeForce GTX 1660 +89%

91

Radeon RX 6400

VS

GeForce GTX 1660

Graphics Card

Jan 2022

Release Date

Mar 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

1530 MHz

2321 MHz

Boost Clock

1785 MHz

2000 MHz

Memory Clock

2001 MHz

Memory

4GB

Memory Size

6GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

192bit

128.0GB/s

Bandwidth

192.1GB/s

Render Config

-

SM Count

22

12

Compute Units

-

768

Shading Units

1408

48

TMUs

88

32

ROPs

48

-

Tensor Cores

-

12

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

1536 KB

Theoretical Performance

74.27 GPixel/s

Pixel Rate

85.68 GPixel/s

111.4 GTexel/s

Texture Rate

157.1 GTexel/s

7.130 TFLOPS

FP16 (half)

10.05 TFLOPS

3.565 TFLOPS

FP32 (float)

5.027 TFLOPS

222.8 GFLOPS

FP64 (double)

157.1 GFLOPS

Graphics Processor

Navi 24

GPU Name

TU116

Navi 24 XL (215-135000046)

GPU Variant

TU116-300-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

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 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

6.6

Shader Model

6.6

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