AMD Radeon RX 7900 XTX vs AMD Radeon RX 550X 640SP

VS

AMD Radeon RX 7900 XTX

AMD Radeon RX 550X 640SP

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7900 XTX 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 7900 XTX 's Advantages

Released 4 years and 7 months late

Boost Clock has increased by 133% (2498MHz vs 1071MHz)

More VRAM (24GB vs 2GB)

Larger VRAM bandwidth (960.0GB/s vs 96.00GB/s)

5504 additional rendering cores

AMD Radeon RX 550X 640SP 's Advantages

Lower TDP (60W vs 355W)

Score

Benchmark

FP32 (float)

Radeon RX 7900 XTX +4377%

61.39 TFLOPS

Radeon RX 550X 640SP

1.371 TFLOPS

Radeon RX 7900 XTX

VS

Radeon RX 550X 640SP

Graphics Card

Nov 2022

Release Date

Apr 2018

Navi III

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1929 MHz

Base Clock

1019 MHz

2498 MHz

Boost Clock

1071 MHz

2500 MHz

Memory Clock

1500 MHz

Memory

24GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

128bit

960.0GB/s

Bandwidth

96.00GB/s

Render Config

96

Compute Units

10

-

6144

Shading Units

640

384

TMUs

40

192

ROPs

16

-

96

RT Cores

-

256 KB per Array

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

1024 KB

96 MB

L3 Cache

-

Theoretical Performance

479.6 GPixel/s

Pixel Rate

17.14 GPixel/s

959.2 GTexel/s

Texture Rate

42.84 GTexel/s

122.8 TFLOPS

FP16 (half)

1371 GFLOPS

61.39 TFLOPS

FP32 (float)

1371 GFLOPS

1.918 TFLOPS

FP64 (double)

85.68 GFLOPS

Board Design

355W

TDP

60W

750 W

Suggested PSU

250 W

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

Outputs

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

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 31

GPU Name

Baffin

Navi 31 XTX (215-145000146)

GPU Variant

Baffin LE

RDNA 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

5 nm

Process Size

14 nm

57.7 billion

Transistors

3 billion

529 mm²

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

-

6.7

Shader Model

6.4

Related GPU Comparisons

1

AMD Radeon RX 7900 XTX vs AMD Radeon R9 390X

2

AMD Radeon RX 7900 XTX vs NVIDIA GeForce GTX 680

3

AMD Radeon RX 7900 XTX vs AMD Radeon HD 8730 OEM

4

AMD Radeon RX 7900 XTX vs ATI Radeon HD 3650 AGP

5

AMD Radeon RX 7900 XTX vs NVIDIA GeForce2 Ultra

6

AMD Radeon RX 7900 XTX vs ATI Radeon X1950 PRO DUAL

7

AMD Radeon RX 7900 XTX vs Intel Arc A780

8

AMD Radeon RX 7900 XTX vs ATI Radeon HD 4750

9

AMD Radeon RX 7900 XTX vs NVIDIA GeForce 8500 GT

10

AMD Radeon RX 7900 XTX vs NVIDIA GeForce GT 645 OEM

Related News

1

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

2

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

3

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

4

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

5

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

6

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

7

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

8

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

9

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

10

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!