GPU Comparison

A

AMD

RADEON

AMD Radeon 660M

CORE STATE Rembrandt

VRAM System Shared

CLOCK SPEED 1900 MHz

TDP 40 W

BUS WIDTH System Shared

ARCHITECTURE RDNA 2.0

nm

PROCESS 6 nm

LAUNCH DATE 2022

VS

A

AMD

RADEON

Radeon Pro W5500

CORE STATE Navi 14

VRAM 8 GB

CLOCK SPEED 1855 MHz

TDP 125 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 1.0

nm

PROCESS 7 nm

LAUNCH DATE 2020

PERFORMANCE BENCHMARKS

geekbench_opencl

12,876

45,615

geekbench_vulkan

14,748

43,027

geekbench_metal

N/A

54,357

passmark_directx_10

N/A

47

passmark_directx_11

N/A

56

passmark_directx_12

N/A

39

passmark_directx_9

N/A

126

passmark_g2d

N/A

806

passmark_g3d

N/A

8,978

passmark_gpu_compute

N/A

4,804

DETAILED SPECIFICATIONS

SPECIFICATION

660M

Pro W5500

Core Specs

Shading Units

384

1,408 +266.7%

Shaders

384

1,408 +266.7%

TMUs

24

88 +266.7%

ROPs

16

32 +100.0%

Compute Units

6

22 +266.7%

Clocks

Base Clock

1500 MHz

1744 MHz

Boost Clock

1900 MHz

1855 MHz

Memory Clock

System Shared

1750 MHz 14 Gbps effective

Memory

Memory Size

System Shared

8 GB

VRAM (MB)

—

8,192

Memory Type

System Shared

GDDR6

Memory Bus

System Shared

128 bit

Bandwidth

System Dependent

224.0 GB/s

Cache

L1 Cache

128 KB per Array

—

L2 Cache

2 MB

2 MB

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

30.40 GPixel/s

59.36 GPixel/s

Texture Rate

45.60 GTexel/s

163.2 GTexel/s

FP32 (TFLOPS)

1,459.2 GFLOPS

5.224 TFLOPS

FP64 (TFLOPS)

91.20 GFLOPS (1:16)

326.5 GFLOPS (1:16)

FP16 (TFLOPS)

2.918 TFLOPS (2:1)

10.45 TFLOPS (2:1)

AI/RT

RT Cores

6

—

Power

TDP

40 W

125 W

TDP (W)

40

125 +212.5%

Suggested PSU

—

300 W

Power Connectors

None

1x 6-pin

Architecture

Architecture

RDNA 2.0

RDNA 1.0

GPU Name

Rembrandt

Navi 14

Generation

Navi II IGP (Rembrandt Mobile)

Radeon Pro Navi (Navi Series)

Process Size

6 nm

7 nm

Transistors

13,100 million

6,400 million

Die Size

208 mm²

158 mm²

Foundry

TSMC

TSMC

Density

63.0M / mm²

40.5M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.0

2.1

Shader Model

6.8

6.8

Physical

Slot Width

IGP

Single-slot

Length

—

241 mm 9.5 inches

Height

—

111 mm 4.4 inches

Outputs

Portable Device Dependent

4x DisplayPort 1.4a

Bus Interface

PCIe 4.0 x8

PCIe 4.0 x8

Other

Launch Price

—

399 USD

Production

End-of-life

End-of-life

Predecessor

Vega II IGP

Radeon Pro Vega

Successor

Navi III IGP

—

View Radeon 660M Details View Radeon Pro W5500 Details