AMD Radeon RX 7900 XTX vs AMD Radeon 540

VS

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7900 XTX and 1024MB VRAM AMD Radeon 540 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 5 years and 7 months late

Boost Clock2498MHz

More VRAM (24GB vs 1GB)

Larger VRAM bandwidth (960.0GB/s vs 24.00GB/s)

5760 additional rendering cores

AMD Radeon 540 's Advantages

Lower TDP (50W vs 355W)

Score

Benchmark

FP32 (float)

Radeon RX 7900 XTX +6661%

61.39 TFLOPS

AMD Radeon 540

0.908 TFLOPS

Radeon RX 7900 XTX

VS

AMD Radeon 540

Graphics Card

Nov 2022

Release Date

Apr 2017

Navi III

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1929 MHz

Base Clock

-

2498 MHz

Boost Clock

-

2500 MHz

Memory Clock

1500 MHz

Memory

24GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

32bit

960.0GB/s

Bandwidth

24.00GB/s

Render Config

-

SM Count

-

96

Compute Units

6

6144

Shading Units

384

TMUs

24

192

ROPs

16

-

Tensor Cores

-

96

RT Cores

-

256 KB per Array

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

512 KB

Theoretical Performance

479.6 GPixel/s

Pixel Rate

18.93 GPixel/s

959.2 GTexel/s

Texture Rate

28.39 GTexel/s

122.8 TFLOPS

FP16 (half)

908.5 GFLOPS

61.39 TFLOPS

FP32 (float)

908.5 GFLOPS

1.918 TFLOPS

FP64 (double)

56.78 GFLOPS

Graphics Processor

Navi 31

GPU Name

Lexa

Navi 31 XTX (215-145000146)

GPU Variant

Lexa PRO (215-0904018)

RDNA 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

5 nm

Process Size

14 nm

57.7 billion

Transistors

2.2 billion

529 mm²

Die Size

103 mm²

Board Design

355W

TDP

50W

750 W

Suggested PSU

250 W

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

Outputs

2x DisplayPort 1.4a

2x 8-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.3

-

CUDA

-

6.7

Shader Model

6.7

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