ATI Radeon HD 3850 AGP vs NVIDIA RTX A400

VS

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3850 AGP and 4GB VRAM RTX A400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A400 's Advantages

Released 16 years and 3 months late

Boost Clock1762MHz

Larger VRAM bandwidth (96.00GB/s vs 52.99GB/s)

448 additional rendering cores

Lower TDP (50W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 3850 AGP

0.428 TFLOPS

RTX A400 +532%

2.706 TFLOPS

Radeon HD 3850 AGP

VS

RTX A400

Graphics Card

Jan 2008

Release Date

Apr 2024

Radeon R600

Generation

Quadro Ampere

Desktop

Type

Desktop

AGP 8x

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

727 MHz

-

Boost Clock

1762 MHz

828 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

4GB

GDDR3

Memory Type

GDDR6

256bit

Memory Bus

64bit

52.99GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

6

4

Compute Units

-

320

Shading Units

768

16

TMUs

24

16

ROPs

16

-

Tensor Cores

24

-

RT Cores

6

-

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

2 MB

Theoretical Performance

10.69 GPixel/s

Pixel Rate

28.19 GPixel/s

10.69 GTexel/s

Texture Rate

42.29 GTexel/s

-

FP16 (half)

2.706 TFLOPS

427.5 GFLOPS

FP32 (float)

2.706 TFLOPS

85.50 GFLOPS

FP64 (double)

42.29 GFLOPS

Graphics Processor

RV670

GPU Name

GA107

RV670 PRO (215-0708003)

GPU Variant

-

TeraScale

Architecture

Ampere

TSMC

Foundry

Samsung

55 nm

Process Size

8 nm

0.666 billion

Transistors

8.7 billion

192 mm²

Die Size

200 mm²

Board Design

75W

TDP

50W

250 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

4x mini-DisplayPort 1.4a

1x 8-pin

Power Connectors

None

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.6

4.1

Shader Model

6.7

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