NVIDIA RTX A400 vs ATI Radeon X1550

VS

NVIDIA RTX A400

ATI Radeon X1550

We compared two Desktop platform GPUs: 4GB VRAM RTX A400 and 256MB VRAM Radeon X1550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A400 's Advantages

Released 17 years and 3 months late

Boost Clock1762MHz

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (96.00GB/s vs 12.80GB/s)

768 additional rendering cores

ATI Radeon X1550 's Advantages

Lower TDP (27W vs 50W)

Score

RTX A400

VS

Radeon X1550

Graphics Card

Apr 2024

Release Date

Jan 2007

Quadro Ampere(Ax000)

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 1.0 x16

Clock Speeds

1417 MHz

Base Clock

-

1762 MHz

Boost Clock

-

1500 MHz

Memory Clock

400 MHz

Memory

4GB

Memory Size

256MB

GDDR6

Memory Type

DDR2

64bit

Memory Bus

128bit

96.00GB/s

Bandwidth

12.80GB/s

Render Config

-

6

SM Count

-

768

Shading Units

-

24

TMUs

4

16

ROPs

4

24

Tensor Cores

-

6

RT Cores

-

128 KB (per SM)

L1 Cache

-

2 MB

L2 Cache

-

Theoretical Performance

28.19 GPixel/s

Pixel Rate

2.200 GPixel/s

42.29 GTexel/s

Texture Rate

2.200 GTexel/s

2.706 TFLOPS

FP16 (half)

-

2.706 TFLOPS

FP32 (float)

-

42.29 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

27W

250 W

Suggested PSU

200 W

4x mini-DisplayPort 1.4a

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

None

Graphics Processor

GA107

GPU Name

RV516

-

Ampere

Architecture

R500

Samsung

Foundry

UMC

8 nm

Process Size

80 nm

8.7 billion

Transistors

0.107 billion

200 mm²

Die Size

100 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

3.0

OpenCL

N/A

1.3

Vulkan

N/A

8.6

CUDA

-

6.8

Shader Model

3.0

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