GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6600S

CORE STATE Navi 23

VRAM 4 GB

CLOCK SPEED 2000 MHz

TDP 80 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2022

VS

NVIDIA

GEFORCE

RTX A2000

CORE STATE GA106

VRAM 6 GB

CLOCK SPEED 1200 MHz

TDP 70 W

BUS WIDTH 192 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

geekbench_opencl

66,403

73,310

passmark_directx_10

81

N/A

passmark_directx_11

105

N/A

passmark_directx_12

56

N/A

passmark_directx_9

176

N/A

passmark_g2d

647

N/A

passmark_g3d

12,649

N/A

passmark_gpu_compute

4,879

N/A

3dmark_3dmark_steel_nomad_dx12

N/A

1,345

geekbench_vulkan

N/A

69,089

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6600S

RTX A2000

Core Specs

Shading Units

1,792

3,328 +85.7%

Shaders

1,792

3,328 +85.7%

TMUs

112

104 -7.1%

ROPs

64

48 -25.0%

Compute Units

28

—

SM Count

—

26

Clocks

Base Clock

1700 MHz

562 MHz

Boost Clock

2000 MHz

1200 MHz

Game Clock

1881 MHz

—

Memory Clock

1750 MHz 14 Gbps effective

1500 MHz 12 Gbps effective

Memory

Memory Size

4 GB

6 GB

VRAM (MB)

4,096

6,144 +50.0%

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

128 KB (per SM)

L2 Cache

2 MB

3 MB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

128.0 GPixel/s

57.60 GPixel/s

Texture Rate

224.0 GTexel/s

124.8 GTexel/s

FP32 (TFLOPS)

7.168 TFLOPS

7.987 TFLOPS

FP64 (TFLOPS)

448.0 GFLOPS (1:16)

124.8 GFLOPS (1:64)

FP16 (TFLOPS)

14.34 TFLOPS (2:1)

7.987 TFLOPS (1:1)

AI/RT

RT Cores

28

26 -7.1%

Tensor Cores

—

104

Power

TDP

80 W

70 W

TDP (W)

80

70 -12.5%

Suggested PSU

—

250 W

Power Connectors

None

None

Architecture

Architecture

RDNA 2.0

Ampere

GPU Name

Navi 23

GA106

Generation

Navi Mobile (RX 6000M)

Workstation Ampere (Ax000)

Process Size

7 nm

8 nm

Transistors

11,060 million

12,000 million

Die Size

237 mm²

276 mm²

Foundry

TSMC

Samsung

Density

46.7M / mm²

43.5M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.1

3.0

CUDA

—

8.6

Shader Model

6.8

6.8

Physical

Slot Width

IGP

Dual-slot

Length

—

167 mm 6.6 inches

Height

—

69 mm 2.7 inches

Outputs

Portable Device Dependent

4x mini-DisplayPort 1.4a

Bus Interface

PCIe 4.0 x8

PCIe 4.0 x16

Other

Launch Price

—

449 USD

Production

End-of-life

End-of-life

Predecessor

Polaris Mobile

Quadro Turing

Successor

—

Workstation Ada

View Radeon RX 6600S Details View RTX A2000 Details