AMD Radeon RX 7800 vs AMD Radeon 540

VS

AMD Radeon RX 7800

AMD Radeon 540

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 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 7800 's Advantages

Released 5 years and 9 months late

Boost Clock2800MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (576.0GB/s vs 24.00GB/s)

3456 additional rendering cores

AMD Radeon 540 's Advantages

Lower TDP (50W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7800 +4010%

37.32 TFLOPS

AMD Radeon 540

0.908 TFLOPS

Radeon RX 7800

VS

AMD Radeon 540

Graphics Card

Jan 2023

Release Date

Apr 2017

Navi III

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1800 MHz

Base Clock

-

2800 MHz

Boost Clock

-

2250 MHz

Memory Clock

1500 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

32bit

576.0GB/s

Bandwidth

24.00GB/s

Render Config

60

Compute Units

6

-

3840

Shading Units

384

240

TMUs

24

128

ROPs

16

-

60

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

64 MB

L3 Cache

-

Theoretical Performance

358.4 GPixel/s

Pixel Rate

18.93 GPixel/s

672.0 GTexel/s

Texture Rate

28.39 GTexel/s

86.02 TFLOPS

FP16 (half)

908.5 GFLOPS

43.01 TFLOPS

FP32 (float)

908.5 GFLOPS

1344 GFLOPS

FP64 (double)

56.78 GFLOPS

Board Design

300W

TDP

50W

700 W

Suggested PSU

250 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

2x DisplayPort 1.4a

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 32

GPU Name

Lexa

Navi 32 XT

GPU Variant

Lexa PRO (215-0904018)

RDNA 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

5 nm

Process Size

14 nm

Unknown

Transistors

2.2 billion

346 mm²

Die Size

103 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.3

-

6.7

Shader Model

6.7

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