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

GeForce 8400 SE

CORE STATE G86S

VRAM 128 MB

CLOCK SPEED —

TDP 50 W

BUS WIDTH 64 bit

ARCHITECTURE Tesla

nm

PROCESS 80 nm

LAUNCH DATE 2008

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

8400 SE

Core Specs

Shading Units

1,792

16 -99.1%

Shaders

1,792

16 -99.1%

TMUs

112

8 -92.9%

ROPs

64

4 -93.8%

Compute Units

28

—

SM Count

—

2

Clocks

Base Clock

1626 MHz

—

Boost Clock

2491 MHz

—

GPU Clock

—

459 MHz

Game Clock

2044 MHz

—

Shader Clock

—

918 MHz

Memory Clock

1750 MHz 14 Gbps effective

400 MHz 800 Mbps effective

Memory

Memory Size

8 GB

128 MB

VRAM (MB)

8,192

128 -98.4%

Memory Type

GDDR6

DDR2

Memory Bus

128 bit

64 bit

Bandwidth

224.0 GB/s

6.400 GB/s

Cache

L1 Cache

128 KB per Array

—

L2 Cache

2 MB

16 KB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

159.4 GPixel/s

1.836 GPixel/s

Texture Rate

279.0 GTexel/s

3.672 GTexel/s

FP32 (TFLOPS)

8.928 TFLOPS

29.38 GFLOPS

FP64 (TFLOPS)

558.0 GFLOPS (1:16)

—

FP16 (TFLOPS)

17.86 TFLOPS (2:1)

—

AI/RT

RT Cores

28

—

Power

TDP

132 W

50 W

TDP (W)

132

50 -62.1%

Suggested PSU

300 W

250 W

Power Connectors

1x 8-pin

None

Architecture

Architecture

RDNA 2.0

Tesla

GPU Name

Navi 23

G86S

Generation

Navi II (RX 6000)

GeForce 8 (8400)

Process Size

7 nm

80 nm

Transistors

11,060 million

210 million

Die Size

237 mm²

127 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

1.7M / mm²

API Support

DirectX

12 Ultimate (12_2)

11.1 (10_0)

OpenGL

4.6

3.3

Vulkan

1.4

—

OpenCL

2.1

1.1

CUDA

—

1.1

CUDA SDK

—

6.5

Shader Model

6.8

4.0

Physical

Slot Width

Dual-slot

Single-slot

Length

190 mm 7.5 inches

168 mm 6.6 inches

Height

110 mm 4.3 inches

—

Outputs

1x HDMI 2.13x DisplayPort 1.4a

1x DVI1x VGA1x S-Video

Bus Interface

PCIe 4.0 x8

PCIe 1.0 x16

Other

Launch Price

329 USD

—

Production

End-of-life

End-of-life

Predecessor

Navi

GeForce 7 PCIe

Successor

Navi III

GeForce 9

View Radeon RX 6600 Details View GeForce 8400 SE Details