AMD Radeon RX 6400 vs AMD Radeon HD 7730

VS

AMD Radeon RX 6400

AMD Radeon HD 7730

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 1024MB VRAM Radeon HD 7730 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 years and 8 months late

Boost Clock2321MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (128.0GB/s vs 72.00GB/s)

384 additional rendering cores

AMD Radeon HD 7730 's Advantages

Lower TDP (47W vs 53W)

Score

Benchmark

FP32 (float)

Radeon RX 6400 +480%

3.565 TFLOPS

Radeon HD 7730

0.614 TFLOPS

Radeon RX 6400

VS

Radeon HD 7730

Graphics Card

Jan 2022

Release Date

May 2013

Navi II

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 3.0 x16

Clock Speeds

1923 MHz

Base Clock

-

2321 MHz

Boost Clock

-

2000 MHz

Memory Clock

1125 MHz

Memory

4GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

128bit

128.0GB/s

Bandwidth

72.00GB/s

Render Config

12

Compute Units

6

-

768

Shading Units

384

48

TMUs

24

32

ROPs

8

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

16 MB

L3 Cache

-

Theoretical Performance

74.27 GPixel/s

Pixel Rate

6.400 GPixel/s

111.4 GTexel/s

Texture Rate

19.20 GTexel/s

7.130 TFLOPS

FP16 (half)

-

3.565 TFLOPS

FP32 (float)

614.4 GFLOPS

222.8 GFLOPS

FP64 (double)

38.40 GFLOPS

Board Design

53W

TDP

47W

250 W

Suggested PSU

200 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

None

Graphics Processor

Navi 24

GPU Name

Cape Verde

Navi 24 XL (215-135000046)

GPU Variant

Cape Verde LE

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

5.4 billion

Transistors

1.5 billion

107 mm²

Die Size

123 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.2

OpenCL

1.2

1.3

Vulkan

1.2

-

6.7

Shader Model

5.1

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