GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6400

CORE STATE Navi 24

VRAM 4 GB

CLOCK SPEED 2321 MHz

TDP 53 W

BUS WIDTH 64 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 6 nm

LAUNCH DATE 2022

VS

NVIDIA

GEFORCE

Switch GPU 16nm

CORE STATE GM20B

VRAM 4 GB

CLOCK SPEED 768 MHz

TDP 15 W

BUS WIDTH 64 bit

ARCHITECTURE Maxwell 2.0

nm

PROCESS 16 nm

LAUNCH DATE 2019

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

176

N/A

geekbench_opencl

32,977

N/A

geekbench_vulkan

38,040

N/A

passmark_directx_10

54

N/A

passmark_directx_11

70

N/A

passmark_directx_12

30

N/A

passmark_directx_9

93

N/A

passmark_g2d

722

N/A

passmark_g3d

7,673

N/A

passmark_gpu_compute

2,812

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6400

Switch GPU 16nm

Core Specs

Shading Units

768

256 -66.7%

Shaders

768

256 -66.7%

TMUs

48

16 -66.7%

ROPs

32

16 -50.0%

Compute Units

12

—

Clocks

Base Clock

1923 MHz

384 MHz

Boost Clock

2321 MHz

768 MHz

Game Clock

2039 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

1600 MHz 3.2 Gbps effective

Memory

Memory Size

4 GB

4 GB

VRAM (MB)

4,096

4,096 0.0%

Memory Type

GDDR6

DDR4

Memory Bus

64 bit

64 bit

Bandwidth

128.0 GB/s

25.60 GB/s

Cache

L1 Cache

128 KB per Array

—

L2 Cache

1024 KB

—

L3 Cache

16 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

74.27 GPixel/s

12.29 GPixel/s

Texture Rate

111.4 GTexel/s

12.29 GTexel/s

FP32 (TFLOPS)

3.565 TFLOPS

393.2 GFLOPS

FP64 (TFLOPS)

222.8 GFLOPS (1:16)

12.29 GFLOPS (1:32)

FP16 (TFLOPS)

7.130 TFLOPS (2:1)

786.4 GFLOPS (2:1)

AI/RT

RT Cores

12

—

Power

TDP

53 W

15 W

TDP (W)

53

15 -71.7%

Suggested PSU

250 W

—

Power Connectors

None

—

Architecture

Architecture

RDNA 2.0

Maxwell 2.0

GPU Name

Navi 24

GM20B

Generation

Navi II (RX 6000)

Console GPU (Nintendo)

Process Size

6 nm

16 nm

Transistors

5,400 million

2,000 million

Die Size

107 mm²

100 mm²

Foundry

TSMC

TSMC

Density

50.5M / mm²

20.0M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.2

1.2

CUDA

—

5.3

Shader Model

6.8

6.0

Physical

Slot Width

Single-slot

—

Length

—

239 mm 9.4 inches

Height

—

101 mm 4 inches

Outputs

1x HDMI 2.11x DisplayPort 1.4a

1x USB Type-C

Bus Interface

PCIe 4.0 x4

—

Other

Launch Price

159 USD

299 USD

Production

End-of-life

End-of-life

Predecessor

Navi

—

Successor

Navi III

—

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