AMD Radeon RX 6600 XT vs ATI FireMV 2250 PCIe x1

VS

AMD Radeon RX 6600 XT

ATI FireMV 2250 PCIe x1

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 XT and 256MB VRAM FireMV 2250 PCIe x1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 XT 's Advantages

Released 14 years and 6 months late

Boost Clock2589MHz

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (256.0GB/s vs 12.80GB/s)

2048 additional rendering cores

ATI FireMV 2250 PCIe x1 's Advantages

Lower TDP (32W vs 160W)

Score

Radeon RX 6600 XT

VS

FireMV 2250 PCIe x1

Graphics Card

Jul 2021

Release Date

Jan 2007

Navi II

Generation

FireMV Multi-View

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 1.0 x1

Clock Speeds

1968 MHz

Base Clock

-

2589 MHz

Boost Clock

-

2000 MHz

Memory Clock

400 MHz

Memory

8GB

Memory Size

256MB

GDDR6

Memory Type

DDR2

128bit

Memory Bus

128bit

256.0GB/s

Bandwidth

12.80GB/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

165.7 GPixel/s

Pixel Rate

2.400 GPixel/s

331.4 GTexel/s

Texture Rate

2.400 GTexel/s

21.21 TFLOPS

FP16 (half)

-

10.60 TFLOPS

FP32 (float)

-

662.8 GFLOPS

FP64 (double)

-

Board Design

160W

TDP

32W

450 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x S-Video 1x DMS-59

1x 8-pin

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

RV516

Navi 23 XT (215-130000006)

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

-

6.7

Shader Model

3.0

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