NVIDIA GeForce RTX 3080 Ti vs ATI Radeon HD 4650

VS

NVIDIA GeForce RTX 3080 Ti

ATI Radeon HD 4650

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 3080 Ti and 256MB VRAM Radeon HD 4650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti 's Advantages

Released 12 years and 8 months late

Boost Clock1665MHz

More VRAM (12GB vs 256GB)

Larger VRAM bandwidth (912.4GB/s vs 22.40GB/s)

9920 additional rendering cores

ATI Radeon HD 4650 's Advantages

Lower TDP (48W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti +8780%

34.1 TFLOPS

Radeon HD 4650

0.384 TFLOPS

GeForce RTX 3080 Ti

VS

Radeon HD 4650

Graphics Card

May 2021

Release Date

Sep 2008

GeForce 30

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1365 MHz

Base Clock

-

1665 MHz

Boost Clock

-

1188 MHz

Memory Clock

700 MHz

Memory

12GB

Memory Size

256MB

GDDR6X

Memory Type

GDDR3

384bit

Memory Bus

128bit

912.4GB/s

Bandwidth

22.40GB/s

Render Config

-

Compute Units

4

80

SM Count

-

10240

Shading Units

320

TMUs

32

112

ROPs

8

320

Tensor Cores

-

80

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

128 KB

-

Theoretical Performance

186.5 GPixel/s

Pixel Rate

4.800 GPixel/s

532.8 GTexel/s

Texture Rate

19.20 GTexel/s

34.10 TFLOPS

FP16 (half)

-

34.10 TFLOPS

FP32 (float)

384.0 GFLOPS

532.8 GFLOPS

FP64 (double)

-

Board Design

350W

TDP

48W

750 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

1x 12-pin

Power Connectors

-

Graphics Processor

GA102

GPU Name

RV730

GA102-225-A1

GPU Variant

RV730 PRO (215-0719056)

Ampere

Architecture

TeraScale

Samsung

Foundry

TSMC

8 nm

Process Size

55 nm

28.3 billion

Transistors

0.514 billion

628 mm²

Die Size

146 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

8.6

CUDA

-

6.6

Shader Model

4.1

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