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

NVIDIA

GEFORCE

Switch GPU 16nm

CORE STATE GM20B

VRAM 4 GB

CLOCK SPEED 768 MHz

TDP 15 W

BUS WIDTH 64 bit

ARCHITECTURE Maxwell 2.0

nm

PROCESS 16 nm

LAUNCH DATE 2019

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

1,492

N/A

geekbench_metal

99,441

N/A

geekbench_opencl

73,130

N/A

geekbench_vulkan

80,492

N/A

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

Switch GPU 16nm

Core Specs

Shading Units

1,792

256 -85.7%

Shaders

1,792

256 -85.7%

TMUs

112

16 -85.7%

ROPs

64

16 -75.0%

Compute Units

28

—

Clocks

Base Clock

1626 MHz

384 MHz

Boost Clock

2491 MHz

768 MHz

Game Clock

2044 MHz

—

Memory Clock

1750 MHz 14 Gbps effective

1600 MHz 3.2 Gbps effective

Memory

Memory Size

8 GB

4 GB

VRAM (MB)

8,192

4,096 -50.0%

Memory Type

GDDR6

DDR4

Memory Bus

128 bit

64 bit

Bandwidth

224.0 GB/s

25.60 GB/s

Cache

L1 Cache

128 KB per Array

—

L2 Cache

2 MB

—

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

159.4 GPixel/s

12.29 GPixel/s

Texture Rate

279.0 GTexel/s

12.29 GTexel/s

FP32 (TFLOPS)

8.928 TFLOPS

393.2 GFLOPS

FP64 (TFLOPS)

558.0 GFLOPS (1:16)

12.29 GFLOPS (1:32)

FP16 (TFLOPS)

17.86 TFLOPS (2:1)

786.4 GFLOPS (2:1)

AI/RT

RT Cores

28

—

Power

TDP

132 W

15 W

TDP (W)

132

15 -88.6%

Suggested PSU

300 W

—

Power Connectors

1x 8-pin

—

Architecture

Architecture

RDNA 2.0

Maxwell 2.0

GPU Name

Navi 23

GM20B

Generation

Navi II (RX 6000)

Console GPU (Nintendo)

Process Size

7 nm

16 nm

Transistors

11,060 million

2,000 million

Die Size

237 mm²

100 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

20.0M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.1

1.2

CUDA

—

5.3

Shader Model

6.8

6.0

Physical

Slot Width

Dual-slot

—

Length

190 mm 7.5 inches

239 mm 9.4 inches

Height

110 mm 4.3 inches

101 mm 4 inches

Outputs

1x HDMI 2.13x DisplayPort 1.4a

1x USB Type-C

Bus Interface

PCIe 4.0 x8

—

Other

Launch Price

329 USD

299 USD

Production

End-of-life

End-of-life

Predecessor

Navi

—

Successor

Navi III

—

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