GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6650M XT

CORE STATE Navi 23

VRAM 8 GB

CLOCK SPEED 2416 MHz

TDP 120 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2022

VS

NVIDIA

GEFORCE

GeForce GTX 660M

CORE STATE GK107

VRAM 2 GB

CLOCK SPEED 950 MHz

TDP 50 W

BUS WIDTH 128 bit

ARCHITECTURE Kepler

nm

PROCESS 28 nm

LAUNCH DATE 2012

PERFORMANCE BENCHMARKS

geekbench_opencl

76,768

4,046

geekbench_metal

N/A

2,076

geekbench_vulkan

N/A

3,524

passmark_directx_10

N/A

34

passmark_directx_11

N/A

57

passmark_directx_12

N/A

20

passmark_directx_9

N/A

105

passmark_g2d

N/A

509

passmark_g3d

N/A

6,392

passmark_gpu_compute

N/A

3,456

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6650M XT

GTX 660M

Core Specs

Shading Units

2,048

384 -81.3%

Shaders

2,048

384 -81.3%

TMUs

128

32 -75.0%

ROPs

64

16 -75.0%

Compute Units

32

—

Clocks

Base Clock

2068 MHz

835 MHz

Boost Clock

2416 MHz

950 MHz

Game Clock

2162 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

1250 MHz 5 Gbps effective

Memory

Memory Size

8 GB

2 GB

VRAM (MB)

8,192

2,048 -75.0%

Memory Type

GDDR6

GDDR5

Memory Bus

128 bit

128 bit

Bandwidth

256.0 GB/s

80.00 GB/s

Cache

L1 Cache

128 KB per Array

16 KB (per SMX)

L2 Cache

2 MB

256 KB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

154.6 GPixel/s

7.600 GPixel/s

Texture Rate

309.2 GTexel/s

30.40 GTexel/s

FP32 (TFLOPS)

9.896 TFLOPS

729.6 GFLOPS

FP64 (TFLOPS)

618.5 GFLOPS (1:16)

30.40 GFLOPS (1:24)

FP16 (TFLOPS)

19.79 TFLOPS (2:1)

—

AI/RT

RT Cores

32

—

Power

TDP

120 W

50 W

TDP (W)

120

50 -58.3%

Power Connectors

None

None

Architecture

Architecture

RDNA 2.0

Kepler

GPU Name

Navi 23

GK107

Generation

Navi Mobile (RX 6000M)

GeForce 600M

Process Size

7 nm

28 nm

Transistors

11,060 million

1,270 million

Die Size

237 mm²

118 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

10.8M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (11_0)

OpenGL

4.6

4.6

Vulkan

1.4

1.2.175

OpenCL

2.1

3.0

CUDA

—

3.0

Shader Model

6.8

6.5 (5.1)

Physical

Slot Width

IGP

MXM Module

Outputs

Portable Device Dependent

Portable Device Dependent

Bus Interface

PCIe 4.0 x8

MXM-B (3.0)

Other

Production

End-of-life

End-of-life

Predecessor

Polaris Mobile

GeForce 500M

Successor

—

GeForce 700M

View Radeon RX 6650M XT Details View GeForce GTX 660M Details