AMD Radeon 540 vs AMD Radeon RX 7900 XT

VS

AMD Radeon 540

AMD Radeon RX 7900 XT

We compared two Desktop platform GPUs: 1024MB VRAM AMD Radeon 540 and 20GB VRAM Radeon RX 7900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 540 's Advantages

Lower TDP (50W vs 300W)

AMD Radeon RX 7900 XT 's Advantages

Released 5 years and 7 months late

Boost Clock2394MHz

More VRAM (20GB vs 1024GB)

Larger VRAM bandwidth (800.0GB/s vs 24.00GB/s)

4992 additional rendering cores

Score

Benchmark

FP32 (float)

AMD Radeon 540

0.908 TFLOPS

Radeon RX 7900 XT +5569%

51.48 TFLOPS

AMD Radeon 540

VS

Radeon RX 7900 XT

Graphics Card

Apr 2017

Release Date

Nov 2022

Polaris

Generation

Navi III

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1387 MHz

-

Boost Clock

2394 MHz

1500 MHz

Memory Clock

2500 MHz

Memory

1024MB

Memory Size

20GB

GDDR5

Memory Type

GDDR6

32bit

Memory Bus

320bit

24.00GB/s

Bandwidth

800.0GB/s

Render Config

6

Compute Units

84

-

384

Shading Units

5376

24

TMUs

336

16

ROPs

192

-

RT Cores

84

16 KB (per CU)

L1 Cache

256 KB per Array

512 KB

L2 Cache

6 MB

-

L3 Cache

80 MB

Theoretical Performance

18.93 GPixel/s

Pixel Rate

459.6 GPixel/s

28.39 GTexel/s

Texture Rate

804.4 GTexel/s

908.5 GFLOPS

FP16 (half)

103.0 TFLOPS

908.5 GFLOPS

FP32 (float)

51.48 TFLOPS

56.78 GFLOPS

FP64 (double)

1.609 TFLOPS

Board Design

50W

TDP

300W

250 W

Suggested PSU

700 W

2x DisplayPort 1.4a

Outputs

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

None

Power Connectors

2x 8-pin

Graphics Processor

Lexa

GPU Name

Navi 31

Lexa PRO (215-0904018)

GPU Variant

Navi 31 XT (215-145000156)

GCN 4.0

Architecture

RDNA 3.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

5 nm

2.2 billion

Transistors

57.7 billion

103 mm²

Die Size

529 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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