GPU Comparison

A

AMD

RADEON

AMD Radeon 540

CORE STATE Lexa

VRAM 1024 MB

CLOCK SPEED —

TDP 50 W

BUS WIDTH 32 bit

ARCHITECTURE GCN 4.0

nm

PROCESS 14 nm

LAUNCH DATE 2017

VS

A

AMD

RADEON

Radeon RX 6600M

CORE STATE Navi 23

VRAM 8 GB

CLOCK SPEED 2416 MHz

TDP 100 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

geekbench_opencl

5,996

66,290

geekbench_vulkan

9,162

73,740

3dmark_3dmark_steel_nomad_dx12

N/A

1,495

geekbench_metal

N/A

94,242

passmark_directx_10

N/A

87

passmark_directx_11

N/A

136

passmark_directx_12

N/A

52

passmark_directx_9

N/A

184

passmark_g2d

N/A

728

passmark_g3d

N/A

13,929

passmark_gpu_compute

N/A

5,646

DETAILED SPECIFICATIONS

SPECIFICATION

540

RX 6600M

Core Specs

Shading Units

384

1,792 +366.7%

Shaders

384

1,792 +366.7%

TMUs

24

112 +366.7%

ROPs

16

64 +300.0%

Compute Units

6

28 +366.7%

Clocks

Base Clock

—

2068 MHz

Boost Clock

—

2416 MHz

GPU Clock

1183 MHz

—

Game Clock

—

2177 MHz

Memory Clock

1500 MHz 6 Gbps effective

1750 MHz 14 Gbps effective

Memory

Memory Size

1024 MB

8 GB

VRAM (MB)

1,024

8,192 +700.0%

Memory Type

GDDR5

GDDR6

Memory Bus

32 bit

128 bit

Bandwidth

24.00 GB/s

224.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB per Array

L2 Cache

512 KB

2 MB

L3 Cache

—

32 MB

L0 Cache

—

32 KB per WGP

Performance

Pixel Rate

18.93 GPixel/s

154.6 GPixel/s

Texture Rate

28.39 GTexel/s

270.6 GTexel/s

FP32 (TFLOPS)

908.5 GFLOPS

8.659 TFLOPS

FP64 (TFLOPS)

56.78 GFLOPS (1:16)

541.2 GFLOPS (1:16)

FP16 (TFLOPS)

908.5 GFLOPS (1:1)

17.32 TFLOPS (2:1)

AI/RT

RT Cores

—

28

Power

TDP

50 W

100 W

TDP (W)

50

100 +100.0%

Suggested PSU

250 W

—

Power Connectors

None

None

Architecture

Architecture

GCN 4.0

RDNA 2.0

GPU Name

Lexa

Navi 23

Generation

Polaris (RX 500)

Navi Mobile (RX 6000M)

Process Size

14 nm

7 nm

Transistors

2,200 million

11,060 million

Die Size

103 mm²

237 mm²

Foundry

GlobalFoundries

TSMC

Density

21.4M / mm²

46.7M / mm²

API Support

DirectX

12 (12_0)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.3

1.4

OpenCL

2.1

2.1

Shader Model

6.7

6.8

Physical

Slot Width

Single-slot

IGP

Outputs

2x DisplayPort 1.4a

Portable Device Dependent

Bus Interface

PCIe 3.0 x8

PCIe 4.0 x8

Other

Production

End-of-life

End-of-life

Predecessor

Arctic Islands

Polaris Mobile

Successor

Vega

—

View Radeon 540 Details View Radeon RX 6600M Details