AMD Radeon RX 9070 XT vs AMD Radeon RX 550X 640SP

VS

AMD Radeon RX 9070 XT

AMD Radeon RX 550X 640SP

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 9070 XT and 2GB VRAM Radeon RX 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 9070 XT 's Advantages

Boost Clock has increased by 152% (2700MHz vs 1071MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (624.1GB/s vs 96.00GB/s)

3456 additional rendering cores

AMD Radeon RX 550X 640SP 's Advantages

Lower TDP (60W vs 260W)

Score

Benchmark

FP32 (float)

Radeon RX 9070 XT +1513%

22.12 TFLOPS

Radeon RX 550X 640SP

1.371 TFLOPS

Radeon RX 9070 XT

VS

Radeon RX 550X 640SP

Graphics Card

Unknown

Release Date

Apr 2018

Navi IV(RX 9000)

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

2210 MHz

Base Clock

1019 MHz

2700 MHz

Boost Clock

1071 MHz

2438 MHz

Memory Clock

1500 MHz

Memory

16GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

624.1GB/s

Bandwidth

96.00GB/s

Render Config

64

Compute Units

10

-

4096

Shading Units

640

256

TMUs

40

96

ROPs

16

-

64

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

1024 KB

64 MB

L3 Cache

-

Theoretical Performance

259.2 GPixel/s

Pixel Rate

17.14 GPixel/s

691.2 GTexel/s

Texture Rate

42.84 GTexel/s

44.24 TFLOPS

FP16 (half)

1371 GFLOPS

22.12 TFLOPS

FP32 (float)

1371 GFLOPS

691.2 GFLOPS

FP64 (double)

85.68 GFLOPS

Board Design

260W

TDP

60W

600 W

Suggested PSU

250 W

1x HDMI 2.1a3x DisplayPort 2.1

Outputs

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

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 48

GPU Name

Baffin

Navi 48 XT

GPU Variant

Baffin LE

RDNA 4.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

4 nm

Process Size

14 nm

Unknown

Transistors

3 billion

Unknown

Die Size

123 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.2

-

6.8

Shader Model

6.4

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