GPU Comparison

A

AMD

RADEON

AMD Radeon Pro 580X

CORE STATE Ellesmere

VRAM 8 GB

CLOCK SPEED 1200 MHz

TDP 185 W

BUS WIDTH 256 bit

ARCHITECTURE GCN 4.0

nm

PROCESS 14 nm

LAUNCH DATE 2019

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_metal

50,082

94,242

geekbench_opencl

36,199

66,290

geekbench_vulkan

39,693

73,740

3dmark_3dmark_steel_nomad_dx12

N/A

1,495

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

Pro 580X

RX 6600M

Core Specs

Shading Units

2,304

1,792 -22.2%

Shaders

2,304

1,792 -22.2%

TMUs

144

112 -22.2%

ROPs

32

64 +100.0%

Compute Units

36

28 -22.2%

Clocks

Base Clock

1100 MHz

2068 MHz

Boost Clock

1200 MHz

2416 MHz

Game Clock

—

2177 MHz

Memory Clock

1710 MHz 6.8 Gbps effective

1750 MHz 14 Gbps effective

Memory

Memory Size

8 GB

8 GB

VRAM (MB)

8,192

8,192 0.0%

Memory Type

GDDR5

GDDR6

Memory Bus

256 bit

128 bit

Bandwidth

218.9 GB/s

224.0 GB/s

Cache

L1 Cache

16 KB (per CU)

128 KB per Array

L2 Cache

2 MB

2 MB

L3 Cache

—

32 MB

L0 Cache

—

32 KB per WGP

Performance

Pixel Rate

38.40 GPixel/s

154.6 GPixel/s

Texture Rate

172.8 GTexel/s

270.6 GTexel/s

FP32 (TFLOPS)

5.530 TFLOPS

8.659 TFLOPS

FP64 (TFLOPS)

345.6 GFLOPS (1:16)

541.2 GFLOPS (1:16)

FP16 (TFLOPS)

5.530 TFLOPS (1:1)

17.32 TFLOPS (2:1)

AI/RT

RT Cores

—

28

Power

TDP

185 W

100 W

TDP (W)

185

100 -45.9%

Power Connectors

—

None

Architecture

Architecture

GCN 4.0

RDNA 2.0

GPU Name

Ellesmere

Navi 23

Generation

Radeon Pro Mac (500X Series)

Navi Mobile (RX 6000M)

Process Size

14 nm

7 nm

Transistors

5,700 million

11,060 million

Die Size

232 mm²

237 mm²

Foundry

GlobalFoundries

TSMC

Density

24.6M / 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

IGP

IGP

Outputs

2x HDMI 2.0b

Portable Device Dependent

Bus Interface

Apple MPX

PCIe 4.0 x8

Other

Production

End-of-life

End-of-life

Predecessor

—

Polaris Mobile

View Radeon Pro 580X Details View Radeon RX 6600M Details