ATI Radeon HD 4650 vs AMD Radeon RX 6400

VS

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 4650 and 4GB VRAM Radeon RX 6400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4650 's Advantages

Lower TDP (48W vs 53W)

AMD Radeon RX 6400 's Advantages

Released 13 years and 4 months late

Boost Clock2321MHz

Larger VRAM bandwidth (128.0GB/s vs 22.40GB/s)

448 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4650

0.384 TFLOPS

Radeon RX 6400 +828%

3.565 TFLOPS

Radeon HD 4650

VS

Radeon RX 6400

Graphics Card

Sep 2008

Release Date

Jan 2022

Radeon R700

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

1923 MHz

-

Boost Clock

2321 MHz

700 MHz

Memory Clock

2000 MHz

Memory

256MB

Memory Size

4GB

GDDR3

Memory Type

GDDR6

128bit

Memory Bus

64bit

22.40GB/s

Bandwidth

128.0GB/s

Render Config

-

SM Count

-

4

Compute Units

12

320

Shading Units

768

32

TMUs

48

8

ROPs

32

-

Tensor Cores

-

RT Cores

12

16 KB (per CU)

L1 Cache

128 KB per Array

128 KB

L2 Cache

1024 KB

Theoretical Performance

4.800 GPixel/s

Pixel Rate

74.27 GPixel/s

19.20 GTexel/s

Texture Rate

111.4 GTexel/s

-

FP16 (half)

7.130 TFLOPS

384.0 GFLOPS

FP32 (float)

3.565 TFLOPS

-

FP64 (double)

222.8 GFLOPS

Graphics Processor

RV730

GPU Name

Navi 24

RV730 PRO (215-0719056)

GPU Variant

Navi 24 XL (215-135000046)

TeraScale

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

6 nm

0.514 billion

Transistors

5.4 billion

146 mm²

Die Size

107 mm²

Board Design

48W

TDP

53W

200 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

1x HDMI 2.1 1x DisplayPort 1.4a

-

Power Connectors

None

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

2.2

N/A

Vulkan

1.3

-

CUDA

-

4.1

Shader Model

6.6

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