NVIDIA GeForce RTX 5080 vs ATI Radeon HD 3650 AGP

VS

NVIDIA GeForce RTX 5080

ATI Radeon HD 3650 AGP

We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 5080 and 512MB VRAM Radeon HD 3650 AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5080 's Advantages

Released 17 years late

Boost Clock2520MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (973.8GB/s vs 16.00GB/s)

10632 additional rendering cores

ATI Radeon HD 3650 AGP 's Advantages

Lower TDP (65W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 5080 +31043%

54.19 TFLOPS

Radeon HD 3650 AGP

0.174 TFLOPS

GeForce RTX 5080

VS

Radeon HD 3650 AGP

Graphics Card

Jan 2025

Release Date

Jan 2008

GeForce 50

Generation

Radeon R600(HD 3600)

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

AGP 8x

Clock Speeds

2235 MHz

Base Clock

-

2520 MHz

Boost Clock

-

2400 MHz

Memory Clock

500 MHz

Memory

16GB

Memory Size

512MB

GDDR7

Memory Type

DDR2

256bit

Memory Bus

128bit

973.8GB/s

Bandwidth

16.00GB/s

Render Config

-

Compute Units

3

84

SM Count

-

10752

Shading Units

120

336

TMUs

8

128

ROPs

4

336

Tensor Cores

-

84

RT Cores

-

128 KB (per SM)

L1 Cache

-

64 MB

L2 Cache

128 KB

-

Theoretical Performance

322.6 GPixel/s

Pixel Rate

2.900 GPixel/s

846.7 GTexel/s

Texture Rate

5.800 GTexel/s

54.19 TFLOPS

FP16 (half)

-

54.19 TFLOPS

FP32 (float)

174.0 GFLOPS

846.7 GFLOPS

FP64 (double)

-

Board Design

350W

TDP

65W

750 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 2.1a

Outputs

2x DVI1x S-Video

1x 16-pin

Power Connectors

Floppy

Graphics Processor

GB203

GPU Name

RV635

GB203-400-A1

GPU Variant

RV635 PRO AGP (215-0682020)

Blackwell 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

0

Process Size

55 nm

Unknown

Transistors

0.378 billion

377 mm²

Die Size

135 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.3

Vulkan

N/A

10.1

CUDA

-

6.8

Shader Model

4.1

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