AMD Radeon RX 6600 LE vs ATI Radeon HD 2600 XT X2

VS

AMD Radeon RX 6600 LE

ATI Radeon HD 2600 XT X2

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 LE and 512MB VRAM Radeon HD 2600 XT X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 LE 's Advantages

Released 16 years and 5 months late

Boost Clock2495MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (224.0GB/s vs 25.60GB/s)

1672 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6600 LE +4557%

8.942 TFLOPS

Radeon HD 2600 XT X2

0.192 TFLOPS

Radeon RX 6600 LE

VS

Radeon HD 2600 XT X2

Graphics Card

Dec 2023

Release Date

Jul 2007

Navi II

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 1.0 x16

Clock Speeds

1626 MHz

Base Clock

-

2495 MHz

Boost Clock

-

1750 MHz

Memory Clock

800 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

128bit

Memory Bus

128bit

224.0GB/s

Bandwidth

25.60GB/s

Render Config

28

Compute Units

3

-

1792

Shading Units

120

112

TMUs

8

64

ROPs

4

-

28

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

64 KB

32 MB

L3 Cache

-

Theoretical Performance

159.7 GPixel/s

Pixel Rate

3.200 GPixel/s

279.4 GTexel/s

Texture Rate

6.400 GTexel/s

17.88 TFLOPS

FP16 (half)

-

8.942 TFLOPS

FP32 (float)

192.0 GFLOPS

558.9 GFLOPS

FP64 (double)

-

Board Design

132W

TDP

Unknown

300 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

4x DVI 1x S-Video

1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 23

GPU Name

RV630

Navi 23 XL (215-130000016)

GPU Variant

-

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

65 nm

11.06 billion

Transistors

0.39 billion

237 mm²

Die Size

153 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.7

Shader Model

4.0

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