NVIDIA GeForce RTX 4080 vs ATI Radeon HD 3850 AGP

VS

NVIDIA GeForce RTX 4080

ATI Radeon HD 3850 AGP

We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 and 512MB VRAM Radeon HD 3850 AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 's Advantages

Released 14 years and 8 months late

Boost Clock2505MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (716.8GB/s vs 52.99GB/s)

9408 additional rendering cores

ATI Radeon HD 3850 AGP 's Advantages

Lower TDP (75W vs 320W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 +11287%

48.74 TFLOPS

Radeon HD 3850 AGP

0.428 TFLOPS

GeForce RTX 4080

VS

Radeon HD 3850 AGP

Graphics Card

Sep 2022

Release Date

Jan 2008

GeForce 40

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

AGP 8x

Clock Speeds

2205 MHz

Base Clock

-

2505 MHz

Boost Clock

-

1400 MHz

Memory Clock

828 MHz

Memory

16GB

Memory Size

512MB

GDDR6X

Memory Type

GDDR3

256bit

Memory Bus

256bit

716.8GB/s

Bandwidth

52.99GB/s

Render Config

-

Compute Units

4

76

SM Count

-

9728

Shading Units

320

304

TMUs

16

112

ROPs

16

304

Tensor Cores

-

76

RT Cores

-

128 KB (per SM)

L1 Cache

-

64 MB

L2 Cache

256 KB

-

Theoretical Performance

280.6 GPixel/s

Pixel Rate

10.69 GPixel/s

761.5 GTexel/s

Texture Rate

10.69 GTexel/s

48.74 TFLOPS

FP16 (half)

-

48.74 TFLOPS

FP32 (float)

427.5 GFLOPS

761.5 GFLOPS

FP64 (double)

85.50 GFLOPS

Board Design

320W

TDP

75W

700 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

1x 16-pin

Power Connectors

1x 8-pin

Graphics Processor

AD103

GPU Name

RV670

AD103-300-A1

GPU Variant

RV670 PRO (215-0708003)

Ada Lovelace

Architecture

TeraScale

TSMC

Foundry

TSMC

5 nm

Process Size

55 nm

45.9 billion

Transistors

0.666 billion

379 mm²

Die Size

192 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

3.0

OpenCL

N/A

1.3

Vulkan

N/A

8.9

CUDA

-

6.7

Shader Model

4.1

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