AMD Radeon RX 6400 vs NVIDIA GeForce RTX 3080 Ti

VS

AMD Radeon RX 6400

NVIDIA GeForce RTX 3080 Ti

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 12GB VRAM GeForce RTX 3080 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 8 months late

Boost Clock has increased by 39% (2321MHz vs 1665MHz)

Lower TDP (53W vs 350W)

NVIDIA GeForce RTX 3080 Ti 's Advantages

More VRAM (12GB vs 4GB)

Larger VRAM bandwidth (912.4GB/s vs 128.0GB/s)

9472 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6400

3.565 TFLOPS

GeForce RTX 3080 Ti +856%

34.1 TFLOPS

3DMark Time Spy

Radeon RX 6400

3579

GeForce RTX 3080 Ti +453%

19794

Shadow of the Tomb Raider 2160p

Radeon RX 6400

8

GeForce RTX 3080 Ti +1050%

92

Shadow of the Tomb Raider 1440p

Radeon RX 6400

20

GeForce RTX 3080 Ti +665%

153

Shadow of the Tomb Raider 1080p

Radeon RX 6400

35

GeForce RTX 3080 Ti +468%

199

Cyberpunk 2077 2160p

Radeon RX 6400

8

GeForce RTX 3080 Ti +725%

66

Cyberpunk 2077 1440p

Radeon RX 6400

11

GeForce RTX 3080 Ti +600%

77

Cyberpunk 2077 1080p

Radeon RX 6400

21

GeForce RTX 3080 Ti +433%

112

Battlefield 5 2160p

Radeon RX 6400

19

GeForce RTX 3080 Ti +500%

114

Battlefield 5 1440p

Radeon RX 6400

36

GeForce RTX 3080 Ti +419%

187

Battlefield 5 1080p

Radeon RX 6400

48

GeForce RTX 3080 Ti +314%

199

Radeon RX 6400

VS

GeForce RTX 3080 Ti

Graphics Card

Jan 2022

Release Date

May 2021

Navi II

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 4.0 x16

Clock Speeds

1923 MHz

Base Clock

1365 MHz

2321 MHz

Boost Clock

1665 MHz

2000 MHz

Memory Clock

1188 MHz

Memory

4GB

Memory Size

12GB

GDDR6

Memory Type

GDDR6X

64bit

Memory Bus

384bit

128.0GB/s

Bandwidth

912.4GB/s

Render Config

12

Compute Units

-

SM Count

80

768

Shading Units

10240

48

TMUs

320

32

ROPs

112

-

Tensor Cores

320

12

RT Cores

80

128 KB per Array

L1 Cache

128 KB (per SM)

1024 KB

L2 Cache

6 MB

16 MB

L3 Cache

-

Theoretical Performance

74.27 GPixel/s

Pixel Rate

186.5 GPixel/s

111.4 GTexel/s

Texture Rate

532.8 GTexel/s

7.130 TFLOPS

FP16 (half)

34.10 TFLOPS

3.565 TFLOPS

FP32 (float)

34.10 TFLOPS

222.8 GFLOPS

FP64 (double)

532.8 GFLOPS

Board Design

53W

TDP

350W

250 W

Suggested PSU

750 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 12-pin

Graphics Processor

Navi 24

GPU Name

GA102

Navi 24 XL (215-135000046)

GPU Variant

GA102-225-A1

RDNA 2.0

Architecture

Ampere

TSMC

Foundry

Samsung

6 nm

Process Size

8 nm

5.4 billion

Transistors

28.3 billion

107 mm²

Die Size

628 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

8.6

6.7

Shader Model

6.6

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