GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6600

CORE STATE Navi 23

VRAM 8 GB

CLOCK SPEED 2491 MHz

TDP 132 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2021

VS

A

AMD

RADEON

Radeon RX Vega M GH

CORE STATE Polaris 22

VRAM 4 GB

CLOCK SPEED 1190 MHz

TDP 100 W

BUS WIDTH 1024 bit

ARCHITECTURE GCN 4.0

nm

PROCESS 14 nm

LAUNCH DATE 2018

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

1,492

N/A

geekbench_metal

99,441

N/A

geekbench_opencl

73,130

27,125

geekbench_vulkan

80,492

31,268

passmark_directx_10

95

N/A

passmark_directx_11

152

N/A

passmark_directx_12

51

N/A

passmark_directx_9

197

N/A

passmark_g2d

889

N/A

passmark_g3d

15,096

N/A

passmark_gpu_compute

6,554

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6600

RX Vega M GH

Core Specs

Shading Units

1,792

1,536 -14.3%

Shaders

1,792

1,536 -14.3%

TMUs

112

96 -14.3%

ROPs

64

64 0.0%

Compute Units

28

24 -14.3%

Clocks

Base Clock

1626 MHz

1063 MHz

Boost Clock

2491 MHz

1190 MHz

Game Clock

2044 MHz

—

Memory Clock

1750 MHz 14 Gbps effective

800 MHz 1600 Mbps effective

Memory

Memory Size

8 GB

4 GB

VRAM (MB)

8,192

4,096 -50.0%

Memory Type

GDDR6

HBM2

Memory Bus

128 bit

1024 bit

Bandwidth

224.0 GB/s

204.8 GB/s

Cache

L1 Cache

128 KB per Array

16 KB (per CU)

L2 Cache

2 MB

1024 KB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

159.4 GPixel/s

76.16 GPixel/s

Texture Rate

279.0 GTexel/s

114.2 GTexel/s

FP32 (TFLOPS)

8.928 TFLOPS

3.656 TFLOPS

FP64 (TFLOPS)

558.0 GFLOPS (1:16)

228.5 GFLOPS (1:16)

FP16 (TFLOPS)

17.86 TFLOPS (2:1)

3.656 TFLOPS (1:1)

AI/RT

RT Cores

28

—

Power

TDP

132 W

100 W

TDP (W)

132

100 -24.2%

Suggested PSU

300 W

—

Power Connectors

1x 8-pin

—

Architecture

Architecture

RDNA 2.0

GCN 4.0

GPU Name

Navi 23

Polaris 22

Generation

Navi II (RX 6000)

Vega (Vega M)

Process Size

7 nm

14 nm

Transistors

11,060 million

5,000 million

Die Size

237 mm²

208 mm²

Foundry

TSMC

GlobalFoundries

Density

46.7M / mm²

24.0M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (12_0)

OpenGL

4.6

4.6

Vulkan

1.4

1.3

OpenCL

2.1

2.1

Shader Model

6.8

6.7

Physical

Slot Width

Dual-slot

IGP

Length

190 mm 7.5 inches

—

Height

110 mm 4.3 inches

—

Outputs

1x HDMI 2.13x DisplayPort 1.4a

Portable Device Dependent

Bus Interface

PCIe 4.0 x8

IGP

Other

Launch Price

329 USD

—

Production

End-of-life

End-of-life

Predecessor

Navi

—

Successor

Navi III

—

View Radeon RX 6600 Details View Radeon RX Vega M GH Details