GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6600 LE

CORE STATE Navi 23

VRAM 8 GB

CLOCK SPEED 2495 MHz

TDP 132 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2023

VS

A

AMD

RADEON

Radeon RX 6650 XT

CORE STATE Navi 23

VRAM 8 GB

CLOCK SPEED 2635 MHz

TDP 176 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

geekbench_opencl

72,784

87,548

geekbench_vulkan

76,001

93,769

3dmark_3dmark_steel_nomad_dx12

N/A

1,859

geekbench_metal

N/A

109,922

passmark_directx_10

N/A

109

passmark_directx_11

N/A

169

passmark_directx_12

N/A

62

passmark_directx_9

N/A

215

passmark_g2d

N/A

918

passmark_g3d

N/A

17,166

passmark_gpu_compute

N/A

7,532

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6600 LE

RX 6650 XT

Core Specs

Shading Units

1,792

2,048 +14.3%

Shaders

1,792

2,048 +14.3%

TMUs

112

128 +14.3%

ROPs

64

64 0.0%

Compute Units

28

32 +14.3%

Clocks

Base Clock

1626 MHz

2055 MHz

Boost Clock

2495 MHz

2635 MHz

Game Clock

2045 MHz

2410 MHz

Memory Clock

1750 MHz 14 Gbps effective

2190 MHz 17.5 Gbps effective

Memory

Memory Size

8 GB

8 GB

VRAM (MB)

8,192

8,192 0.0%

Memory Type

GDDR6

GDDR6

Memory Bus

128 bit

128 bit

Bandwidth

224.0 GB/s

280.3 GB/s

Cache

L1 Cache

128 KB per Array

128 KB per Array

L2 Cache

2 MB

2 MB

L3 Cache

32 MB

32 MB

L0 Cache

32 KB per WGP

32 KB per WGP

Performance

Pixel Rate

159.7 GPixel/s

168.6 GPixel/s

Texture Rate

279.4 GTexel/s

337.3 GTexel/s

FP32 (TFLOPS)

8.942 TFLOPS

10.79 TFLOPS

FP64 (TFLOPS)

558.9 GFLOPS (1:16)

674.6 GFLOPS (1:16)

FP16 (TFLOPS)

17.88 TFLOPS (2:1)

21.59 TFLOPS (2:1)

AI/RT

RT Cores

28

32 +14.3%

Power

TDP

132 W

176 W

TDP (W)

132

176 +33.3%

Suggested PSU

300 W

450 W

Power Connectors

1x 8-pin

1x 8-pin

Architecture

Architecture

RDNA 2.0

RDNA 2.0

GPU Name

Navi 23

Navi 23

Generation

Navi II (RX 6000)

Navi II (RX 6000)

Process Size

7 nm

7 nm

Transistors

11,060 million

11,060 million

Die Size

237 mm²

237 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

46.7M / 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

2.1

Shader Model

6.8

6.8

Physical

Slot Width

Dual-slot

Dual-slot

Length

190 mm 7.5 inches

—

Height

110 mm 4.3 inches

—

Outputs

1x HDMI 2.13x DisplayPort 1.4a

1x HDMI 2.13x DisplayPort 1.4a

Bus Interface

PCIe 4.0 x8

PCIe 4.0 x8

Other

Launch Price

—

399 USD

Production

Active

End-of-life

Predecessor

Navi

Navi

Successor

Navi III

Navi III

View Radeon RX 6600 LE Details View Radeon RX 6650 XT Details