AMD Radeon 550 vs AMD Radeon RX 7800 XT

VS

AMD Radeon 550

AMD Radeon RX 7800 XT

We compared two Desktop platform GPUs: 2GB VRAM Radeon 550 and 16GB VRAM Radeon RX 7800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550 's Advantages

Lower TDP (50W vs 263W)

AMD Radeon RX 7800 XT 's Advantages

Released 6 years and 4 months late

Boost Clock has increased by 105% (2430MHz vs 1183MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (624.1GB/s vs 56.00GB/s)

3328 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 550

1.211 TFLOPS

Radeon RX 7800 XT +2981%

37.32 TFLOPS

Radeon 550

VS

Radeon RX 7800 XT

Graphics Card

Apr 2017

Release Date

Aug 2023

Polaris

Generation

Navi III

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1100 MHz

Base Clock

1295 MHz

1183 MHz

Boost Clock

2430 MHz

1750 MHz

Memory Clock

2438 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

256bit

56.00GB/s

Bandwidth

624.1GB/s

Render Config

8

Compute Units

60

-

512

Shading Units

3840

32

TMUs

240

16

ROPs

96

-

RT Cores

60

16 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

4 MB

-

L3 Cache

64 MB

Theoretical Performance

18.93 GPixel/s

Pixel Rate

233.3 GPixel/s

37.86 GTexel/s

Texture Rate

583.2 GTexel/s

1211 GFLOPS

FP16 (half)

74.65 TFLOPS

1211 GFLOPS

FP32 (float)

37.32 TFLOPS

75.71 GFLOPS

FP64 (double)

1166 GFLOPS

Board Design

50W

TDP

263W

250 W

Suggested PSU

600 W

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

Outputs

1x HDMI 2.1a 3x DisplayPort 2.1

None

Power Connectors

2x 8-pin

Graphics Processor

Lexa

GPU Name

Navi 32

Lexa PRO (215-0904018)

GPU Variant

Navi 32 XT (215-180000006)

GCN 4.0

Architecture

RDNA 3.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

5 nm

2.2 billion

Transistors

28.1 billion

103 mm²

Die Size

346 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.2

1.3

Vulkan

1.3

-

6.7

Shader Model

6.7

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