GPU Comparison

A

AMD

RADEON

AMD 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

VS

NVIDIA

GEFORCE

GeForce GTX 1660 Ti Max-Q

CORE STATE TU116

VRAM 6 GB

CLOCK SPEED 1335 MHz

TDP —

BUS WIDTH 192 bit

ARCHITECTURE Turing

nm

PROCESS 12 nm

LAUNCH DATE 2019

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

1,495

N/A

geekbench_metal

94,242

N/A

geekbench_opencl

66,290

N/A

geekbench_vulkan

73,740

N/A

passmark_directx_10

87

N/A

passmark_directx_11

136

N/A

passmark_directx_12

52

N/A

passmark_directx_9

184

N/A

passmark_g2d

728

N/A

passmark_g3d

13,929

N/A

passmark_gpu_compute

5,646

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6600M

GTX 1660 Ti Max-Q

Core Specs

Shading Units

1,792

1,536 -14.3%

Shaders

1,792

1,536 -14.3%

TMUs

112

96 -14.3%

ROPs

64

48 -25.0%

Compute Units

28

—

SM Count

—

24

Clocks

Base Clock

2068 MHz

1140 MHz

Boost Clock

2416 MHz

1335 MHz

Game Clock

2177 MHz

—

Memory Clock

1750 MHz 14 Gbps effective

1500 MHz 12 Gbps effective

Memory

Memory Size

8 GB

6 GB

VRAM (MB)

8,192

6,144 -25.0%

Memory Type

GDDR6

GDDR6

Memory Bus

128 bit

192 bit

Bandwidth

224.0 GB/s

288.0 GB/s

Cache

L1 Cache

128 KB per Array

64 KB (per SM)

L2 Cache

2 MB

1536 KB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

154.6 GPixel/s

64.08 GPixel/s

Texture Rate

270.6 GTexel/s

128.2 GTexel/s

FP32 (TFLOPS)

8.659 TFLOPS

4.101 TFLOPS

FP64 (TFLOPS)

541.2 GFLOPS (1:16)

128.2 GFLOPS (1:32)

FP16 (TFLOPS)

17.32 TFLOPS (2:1)

8.202 TFLOPS (2:1)

AI/RT

RT Cores

28

—

Power

TDP

100 W

—

TDP (W)

100

—

Power Connectors

None

None

Architecture

Architecture

RDNA 2.0

Turing

GPU Name

Navi 23

TU116

Generation

Navi Mobile (RX 6000M)

GeForce 16 Mobile

Process Size

7 nm

12 nm

Transistors

11,060 million

6,600 million

Die Size

237 mm²

284 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

23.2M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.1

3.0

CUDA

—

7.5

Shader Model

6.8

6.8

Physical

Slot Width

IGP

MXM Module

Outputs

Portable Device Dependent

Portable Device Dependent

Bus Interface

PCIe 4.0 x8

PCIe 3.0 x16

Other

Production

End-of-life

End-of-life

Predecessor

Polaris Mobile

GeForce 10 Mobile

Successor

—

GeForce 20 Mobile

View Radeon RX 6600M Details View GeForce GTX 1660 Ti Max-Q Details