AMD Radeon RX 6400 vs AMD Radeon Pro V320

VS

AMD Radeon RX 6400

AMD Radeon Pro V320

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 8GB VRAM Radeon Pro V320 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6400 's Advantages

Released 4 years and 7 months late

Boost Clock has increased by 55% (2321MHz vs 1500MHz)

Lower TDP (53W vs 230W)

AMD Radeon Pro V320 's Advantages

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (483.8GB/s vs 128.0GB/s)

2816 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6400

3.565 TFLOPS

Radeon Pro V320 +201%

10.75 TFLOPS

Radeon RX 6400

VS

Radeon Pro V320

Graphics Card

Jan 2022

Release Date

Jun 2017

Navi II

Generation

Radeon Pro Vega

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x16

Clock Speeds

1923 MHz

Base Clock

852 MHz

2321 MHz

Boost Clock

1500 MHz

2000 MHz

Memory Clock

945 MHz

Memory

4GB

Memory Size

8GB

GDDR6

Memory Type

HBM2

64bit

Memory Bus

2048bit

128.0GB/s

Bandwidth

483.8GB/s

Render Config

12

Compute Units

56

-

768

Shading Units

3584

48

TMUs

224

32

ROPs

64

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

4 MB

16 MB

L3 Cache

-

Theoretical Performance

74.27 GPixel/s

Pixel Rate

96.00 GPixel/s

111.4 GTexel/s

Texture Rate

336.0 GTexel/s

7.130 TFLOPS

FP16 (half)

21.50 TFLOPS

3.565 TFLOPS

FP32 (float)

10.75 TFLOPS

222.8 GFLOPS

FP64 (double)

672.0 GFLOPS

Board Design

53W

TDP

230W

250 W

Suggested PSU

550 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

4x mini-DisplayPort 1.4a

None

Power Connectors

2x 8-pin

Graphics Processor

Navi 24

GPU Name

Vega 10

Navi 24 XL (215-135000046)

GPU Variant

Vega 10 XL GL SERVER (215-0894144)

RDNA 2.0

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

6 nm

Process Size

14 nm

5.4 billion

Transistors

12.5 billion

107 mm²

Die Size

495 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.3

-

6.7

Shader Model

6.7

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