AMD Radeon RX 6650 XT vs ATI Radeon HD 4670

VS

AMD Radeon RX 6650 XT

ATI Radeon HD 4670

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6650 XT and 512MB VRAM Radeon HD 4670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6650 XT 's Advantages

Released 13 years and 8 months late

Boost Clock2635MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (280.3GB/s vs 32.00GB/s)

1728 additional rendering cores

ATI Radeon HD 4670 's Advantages

Lower TDP (59W vs 176W)

Score

Benchmark

FP32 (float)

Radeon RX 6650 XT +2147%

10.79 TFLOPS

Radeon HD 4670

0.48 TFLOPS

Radeon RX 6650 XT

VS

Radeon HD 4670

Graphics Card

May 2022

Release Date

Sep 2008

Navi II

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

2055 MHz

Base Clock

-

2635 MHz

Boost Clock

-

2190 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

128bit

Memory Bus

128bit

280.3GB/s

Bandwidth

32.00GB/s

Render Config

32

Compute Units

4

-

2048

Shading Units

320

128

TMUs

32

64

ROPs

8

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

128 KB

32 MB

L3 Cache

-

Theoretical Performance

168.6 GPixel/s

Pixel Rate

6.000 GPixel/s

337.3 GTexel/s

Texture Rate

24.00 GTexel/s

21.59 TFLOPS

FP16 (half)

-

10.79 TFLOPS

FP32 (float)

480.0 GFLOPS

674.6 GFLOPS

FP64 (double)

-

Board Design

176W

TDP

59W

450 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

1x 8-pin

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

RV730

Navi 23 KXT (215-130000136)

GPU Variant

RV730 XT (215-0719047)

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

11.06 billion

Transistors

0.514 billion

237 mm²

Die Size

146 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

6.5

Shader Model

4.1

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