AMD Radeon RX 6650 XT vs ATI Radeon X1550 PCI

VS

AMD Radeon RX 6650 XT

ATI Radeon X1550 PCI

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6650 XT and 256MB VRAM Radeon X1550 PCI 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 15 years and 4 months late

Boost Clock2635MHz

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (280.3GB/s vs 4.256GB/s)

2048 additional rendering cores

ATI Radeon X1550 PCI 's Advantages

Lower TDP (27W vs 176W)

Score

Radeon RX 6650 XT

VS

Radeon X1550 PCI

Graphics Card

May 2022

Release Date

Jan 2007

Navi II

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 1.0 x16

Clock Speeds

2055 MHz

Base Clock

-

2635 MHz

Boost Clock

-

2190 MHz

Memory Clock

266 MHz

Memory

8GB

Memory Size

256MB

GDDR6

Memory Type

DDR2

128bit

Memory Bus

64bit

280.3GB/s

Bandwidth

4.256GB/s

Render Config

32

Compute Units

-

2048

Shading Units

-

128

TMUs

4

64

ROPs

4

-

32

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

-

32 MB

L3 Cache

-

Theoretical Performance

168.6 GPixel/s

Pixel Rate

1.808 GPixel/s

337.3 GTexel/s

Texture Rate

1.808 GTexel/s

21.59 TFLOPS

FP16 (half)

-

10.79 TFLOPS

FP32 (float)

-

674.6 GFLOPS

FP64 (double)

-

Board Design

176W

TDP

27W

450 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x VGA 1x S-Video

1x 8-pin

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

RV516

Navi 23 KXT (215-130000136)

GPU Variant

-

RDNA 2.0

Architecture

R500

TSMC

Foundry

UMC

7 nm

Process Size

80 nm

11.06 billion

Transistors

0.107 billion

237 mm²

Die Size

100 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.5

Shader Model

3.0

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