ATI Radeon X1950 XTX Uber Edition vs AMD Radeon RX 6650 XT

VS

ATI Radeon X1950 XTX Uber Edition

AMD Radeon RX 6650 XT

We compared two Desktop platform GPUs: 512MB VRAM Radeon X1950 XTX Uber Edition and 8GB VRAM Radeon RX 6650 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1950 XTX Uber Edition 's Advantages

Lower TDP (125W vs 176W)

AMD Radeon RX 6650 XT 's Advantages

Released 15 years and 4 months late

Boost Clock2635MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (280.3GB/s vs 67.20GB/s)

2048 additional rendering cores

Score

Radeon X1950 XTX Uber Edition

VS

Radeon RX 6650 XT

Graphics Card

Jan 2007

Release Date

May 2022

Radeon R500 PCIe

Generation

Navi II

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

2055 MHz

-

Boost Clock

2635 MHz

1050 MHz

Memory Clock

2190 MHz

Memory

512MB

Memory Size

8GB

GDDR4

Memory Type

GDDR6

256bit

Memory Bus

128bit

67.20GB/s

Bandwidth

280.3GB/s

Render Config

-

Compute Units

32

-

Shading Units

2048

16

TMUs

128

16

ROPs

64

-

RT Cores

32

-

L1 Cache

128 KB per Array

-

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

10.72 GPixel/s

Pixel Rate

168.6 GPixel/s

10.72 GTexel/s

Texture Rate

337.3 GTexel/s

-

FP16 (half)

21.59 TFLOPS

-

FP32 (float)

10.79 TFLOPS

-

FP64 (double)

674.6 GFLOPS

Board Design

125W

TDP

176W

300 W

Suggested PSU

450 W

1x DVI 1x VHDCI

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

R580+

GPU Name

Navi 23

R580+ XT (215BAABKA31FG)

GPU Variant

Navi 23 KXT (215-130000136)

R500

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

90 nm

Process Size

7 nm

0.384 billion

Transistors

11.06 billion

352 mm²

Die Size

237 mm²

Graphics Features

9.0c (9_3)

DirectX

12 Ultimate (12_2)

2.1 (full) 3.0 (partial)

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.3

-

3.0

Shader Model

6.5

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