AMD Radeon RX 8800 XT vs ATI Radeon X1550 PCI

VS

AMD Radeon RX 8800 XT

ATI Radeon X1550 PCI

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 8800 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 8800 XT 's Advantages

Boost Clock2430MHz

More VRAM (16GB vs 256GB)

Larger VRAM bandwidth (624.1GB/s vs 4.256GB/s)

4096 additional rendering cores

ATI Radeon X1550 PCI 's Advantages

Lower TDP (27W vs 220W)

Score

Radeon RX 8800 XT

VS

Radeon X1550 PCI

Graphics Card

Unknown

Release Date

Jan 2007

Navi IV(RX 8000)

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

1295 MHz

Base Clock

-

2430 MHz

Boost Clock

-

2438 MHz

Memory Clock

266 MHz

Memory

16GB

Memory Size

256MB

GDDR6

Memory Type

DDR2

256bit

Memory Bus

64bit

624.1GB/s

Bandwidth

4.256GB/s

Render Config

64

Compute Units

-

4096

Shading Units

-

256

TMUs

4

96

ROPs

4

-

64

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

-

64 MB

L3 Cache

-

Theoretical Performance

233.3 GPixel/s

Pixel Rate

1.808 GPixel/s

622.1 GTexel/s

Texture Rate

1.808 GTexel/s

39.81 TFLOPS

FP16 (half)

-

19.91 TFLOPS

FP32 (float)

-

622.1 GFLOPS

FP64 (double)

-

Board Design

220W

TDP

27W

550 W

Suggested PSU

200 W

1x HDMI 2.1a3x DisplayPort 2.1

Outputs

1x DVI 1x VGA 1x S-Video

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 48

GPU Name

RV516

Navi 48 XT

GPU Variant

-

RDNA 4.0

Architecture

R500

TSMC

Foundry

UMC

4 nm

Process Size

80 nm

Unknown

Transistors

0.107 billion

Unknown

Die Size

100 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

2.2

OpenCL

N/A

1.3

Vulkan

N/A

-

6.8

Shader Model

3.0

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