NVIDIA GeForce RTX 3090 vs ATI Radeon HD 3650

VS

NVIDIA GeForce RTX 3090 ATI Radeon HD 3650

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 3090 and 256MB VRAM Radeon HD 3650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3090 's Advantages

Released 12 years and 8 months late

Boost Clock1695MHz

Larger VRAM bandwidth (936.2GB/s vs 25.60GB/s)

10376 additional rendering cores

ATI Radeon HD 3650 's Advantages

Lower TDP (65W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3090 +20348%

35.58 TFLOPS

Radeon HD 3650

0.174 TFLOPS

GeForce RTX 3090

VS

Radeon HD 3650

Graphics Card

Sep 2020

Release Date

Jan 2008

GeForce 30

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1395 MHz

Base Clock

-

1695 MHz

Boost Clock

-

1219 MHz

Memory Clock

800 MHz

Memory

24GB

Memory Size

256MB

GDDR6X

Memory Type

GDDR3

384bit

Memory Bus

128bit

936.2GB/s

Bandwidth

25.60GB/s

Render Config

82

SM Count

-

Compute Units

3

10496

Shading Units

120

328

TMUs

8

112

ROPs

4

328

Tensor Cores

-

82

RT Cores

-

128 KB (per SM)

L1 Cache

-

6 MB

L2 Cache

128 KB

Theoretical Performance

189.8 GPixel/s

Pixel Rate

2.900 GPixel/s

556.0 GTexel/s

Texture Rate

5.800 GTexel/s

35.58 TFLOPS

FP16 (half)

-

35.58 TFLOPS

FP32 (float)

174.0 GFLOPS

556.0 GFLOPS

FP64 (double)

-

Graphics Processor

GA102

GPU Name

RV635

GA102-300-A1

GPU Variant

RV635 PRO (215-0682008)

Ampere

Architecture

TeraScale

Samsung

Foundry

TSMC

8 nm

Process Size

55 nm

28.3 billion

Transistors

0.378 billion

628 mm²

Die Size

135 mm²

Board Design

350W

TDP

65W

750 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

1x 12-pin

Power Connectors

None

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

8.6

CUDA

-

6.6

Shader Model

4.1

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