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

T400

CORE STATE TU117

VRAM 2 GB

CLOCK SPEED 1425 MHz

TDP 30 W

BUS WIDTH 64 bit

ARCHITECTURE Turing

nm

PROCESS 12 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

176

N/A

geekbench_opencl

32,977

17,040

geekbench_vulkan

38,040

15,932

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

T400

Core Specs

Shading Units

768

384 -50.0%

Shaders

768

384 -50.0%

TMUs

48

24 -50.0%

ROPs

32

16 -50.0%

Compute Units

12

—

SM Count

—

6

Clocks

Base Clock

1923 MHz

420 MHz

Boost Clock

2321 MHz

1425 MHz

Game Clock

2039 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

1250 MHz 10 Gbps effective

Memory

Memory Size

4 GB

2 GB

VRAM (MB)

4,096

2,048 -50.0%

Memory Type

GDDR6

GDDR6

Memory Bus

64 bit

64 bit

Bandwidth

128.0 GB/s

80.00 GB/s

Cache

L1 Cache

128 KB per Array

64 KB (per SM)

L2 Cache

1024 KB

1024 KB

L3 Cache

16 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

74.27 GPixel/s

22.80 GPixel/s

Texture Rate

111.4 GTexel/s

34.20 GTexel/s

FP32 (TFLOPS)

3.565 TFLOPS

1,094.4 GFLOPS

FP64 (TFLOPS)

222.8 GFLOPS (1:16)

34.20 GFLOPS (1:32)

FP16 (TFLOPS)

7.130 TFLOPS (2:1)

2.189 TFLOPS (2:1)

AI/RT

RT Cores

12

—

Power

TDP

53 W

30 W

TDP (W)

53

30 -43.4%

Suggested PSU

250 W

200 W

Power Connectors

None

None

Architecture

Architecture

RDNA 2.0

Turing

GPU Name

Navi 24

TU117

Generation

Navi II (RX 6000)

Quadro Turing (Tx000)

Process Size

6 nm

12 nm

Transistors

5,400 million

4,700 million

Die Size

107 mm²

200 mm²

Foundry

TSMC

TSMC

Density

50.5M / mm²

23.5M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.2

3.0

CUDA

—

7.5

Shader Model

6.8

6.8

Physical

Slot Width

Single-slot

Single-slot

Outputs

1x HDMI 2.11x DisplayPort 1.4a

3x mini-DisplayPort 1.4a

Bus Interface

PCIe 4.0 x4

PCIe 3.0 x16

Other

Launch Price

159 USD

—

Production

End-of-life

End-of-life

Predecessor

Navi

Quadro Volta

Successor

Navi III

Workstation Ampere

View Radeon RX 6400 Details View T400 Details