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

i

Intel

GPU

UHD Graphics 770

CORE STATE Alder Lake

VRAM System Shared

CLOCK SPEED 1450 MHz

TDP 15 W

BUS WIDTH System Shared

ARCHITECTURE Generation 12.2

nm

PROCESS 10 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

176

N/A

geekbench_opencl

32,977

7,602

geekbench_vulkan

38,040

8,389

passmark_directx_10

54

12

passmark_directx_11

70

11

passmark_directx_12

30

9

passmark_directx_9

93

24

passmark_g2d

722

540

passmark_g3d

7,673

1,903

passmark_gpu_compute

2,812

861

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6400

UHD Graphics 770

Core Specs

Shading Units

768

256 -66.7%

Shaders

768

256 -66.7%

TMUs

48

16 -66.7%

ROPs

32

8 -75.0%

Compute Units

12

—

Execution Units

—

32

Clocks

Base Clock

1923 MHz

300 MHz

Boost Clock

2321 MHz

1450 MHz

Game Clock

2039 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

System Shared

Memory

Memory Size

4 GB

System Shared

VRAM (MB)

4,096

—

Memory Type

GDDR6

System Shared

Memory Bus

64 bit

System Shared

Bandwidth

128.0 GB/s

System Dependent

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

11.60 GPixel/s

Texture Rate

111.4 GTexel/s

23.20 GTexel/s

FP32 (TFLOPS)

3.565 TFLOPS

742.4 GFLOPS

FP64 (TFLOPS)

222.8 GFLOPS (1:16)

—

FP16 (TFLOPS)

7.130 TFLOPS (2:1)

1,484.8 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

Generation 12.2

GPU Name

Navi 24

Alder Lake

Generation

Navi II (RX 6000)

HD Graphics (Alder Lake)

Process Size

6 nm

10 nm

Transistors

5,400 million

—

Die Size

107 mm²

—

Foundry

TSMC

Intel

Density

50.5M / 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

Shader Model

6.8

6.6

Physical

Slot Width

Single-slot

IGP

Outputs

1x HDMI 2.11x DisplayPort 1.4a

Motherboard Dependent

Bus Interface

PCIe 4.0 x4

Ring Bus

Other

Launch Price

159 USD

—

Production

End-of-life

End-of-life

Predecessor

Navi

—

Successor

Navi III

—

View Radeon RX 6400 Details View UHD Graphics 770 Details