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

Quadro K620

CORE STATE GM107

VRAM 2 GB

CLOCK SPEED 1124 MHz

TDP 45 W

BUS WIDTH 128 bit

ARCHITECTURE Maxwell

nm

PROCESS 28 nm

LAUNCH DATE 2014

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

1,492

N/A

geekbench_metal

99,441

N/A

geekbench_opencl

73,130

6,693

geekbench_vulkan

80,492

5,879

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

Quadro K620

Core Specs

Shading Units

1,792

384 -78.6%

Shaders

1,792

384 -78.6%

TMUs

112

24 -78.6%

ROPs

64

16 -75.0%

Compute Units

28

—

Clocks

Base Clock

1626 MHz

1058 MHz

Boost Clock

2491 MHz

1124 MHz

Game Clock

2044 MHz

—

Memory Clock

1750 MHz 14 Gbps effective

900 MHz 1800 Mbps effective

Memory

Memory Size

8 GB

2 GB

VRAM (MB)

8,192

2,048 -75.0%

Memory Type

GDDR6

DDR3

Memory Bus

128 bit

128 bit

Bandwidth

224.0 GB/s

28.80 GB/s

Cache

L1 Cache

128 KB per Array

64 KB (per SMM)

L2 Cache

2 MB

2 MB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

159.4 GPixel/s

17.98 GPixel/s

Texture Rate

279.0 GTexel/s

26.98 GTexel/s

FP32 (TFLOPS)

8.928 TFLOPS

863.2 GFLOPS

FP64 (TFLOPS)

558.0 GFLOPS (1:16)

26.98 GFLOPS (1:32)

FP16 (TFLOPS)

17.86 TFLOPS (2:1)

—

AI/RT

RT Cores

28

—

Power

TDP

132 W

45 W

TDP (W)

132

45 -65.9%

Suggested PSU

300 W

200 W

Power Connectors

1x 8-pin

None

Architecture

Architecture

RDNA 2.0

Maxwell

GPU Name

Navi 23

GM107

Generation

Navi II (RX 6000)

Quadro Kepler (Kx200)

Process Size

7 nm

28 nm

Transistors

11,060 million

1,870 million

Die Size

237 mm²

148 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

12.6M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (11_0)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.1

3.0

CUDA

—

5.0

Shader Model

6.8

6.7 (5.1)

Physical

Slot Width

Dual-slot

Single-slot

Length

190 mm 7.5 inches

160 mm 6.3 inches

Height

110 mm 4.3 inches

69 mm 2.7 inches

Outputs

1x HDMI 2.13x DisplayPort 1.4a

1x DVI1x DisplayPort 1.2

Bus Interface

PCIe 4.0 x8

PCIe 2.0 x16

Other

Launch Price

329 USD

—

Production

End-of-life

End-of-life

Predecessor

Navi

Quadro Fermi

Successor

Navi III

Quadro Maxwell

View Radeon RX 6600 Details View Quadro K620 Details