NVIDIA RTX A400 vs ATI Radeon HD 4650

VS

NVIDIA RTX A400

ATI Radeon HD 4650

We compared two Desktop platform GPUs: 4GB VRAM RTX A400 and 256MB VRAM Radeon HD 4650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A400 's Advantages

Released 15 years and 7 months late

Boost Clock1762MHz

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (96.00GB/s vs 22.40GB/s)

448 additional rendering cores

ATI Radeon HD 4650 's Advantages

Lower TDP (48W vs 50W)

Score

Benchmark

FP32 (float)

RTX A400 +604%

2.706 TFLOPS

Radeon HD 4650

0.384 TFLOPS

RTX A400

VS

Radeon HD 4650

Graphics Card

Apr 2024

Release Date

Sep 2008

Quadro Ampere(Ax000)

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1417 MHz

Base Clock

-

1762 MHz

Boost Clock

-

1500 MHz

Memory Clock

700 MHz

Memory

4GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

64bit

Memory Bus

128bit

96.00GB/s

Bandwidth

22.40GB/s

Render Config

-

Compute Units

4

6

SM Count

-

768

Shading Units

320

24

TMUs

32

16

ROPs

8

24

Tensor Cores

-

6

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

128 KB

-

Theoretical Performance

28.19 GPixel/s

Pixel Rate

4.800 GPixel/s

42.29 GTexel/s

Texture Rate

19.20 GTexel/s

2.706 TFLOPS

FP16 (half)

-

2.706 TFLOPS

FP32 (float)

384.0 GFLOPS

42.29 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

48W

250 W

Suggested PSU

200 W

4x mini-DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

None

Power Connectors

-

Graphics Processor

GA107

GPU Name

RV730

-

GPU Variant

RV730 PRO (215-0719056)

Ampere

Architecture

TeraScale

Samsung

Foundry

TSMC

8 nm

Process Size

55 nm

8.7 billion

Transistors

0.514 billion

200 mm²

Die Size

146 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

8.6

CUDA

-

6.8

Shader Model

4.1

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