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

NVIDIA

GEFORCE

RTX A5000 Mobile

CORE STATE GA104

VRAM 16 GB

CLOCK SPEED 1575 MHz

TDP 150 W

BUS WIDTH 256 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

geekbench_opencl

12,876

110,877

geekbench_vulkan

14,748

88,144

passmark_directx_10

N/A

115

passmark_directx_11

N/A

133

passmark_directx_12

N/A

72

passmark_directx_9

N/A

169

passmark_g2d

N/A

629

passmark_g3d

N/A

15,779

passmark_gpu_compute

N/A

6,945

DETAILED SPECIFICATIONS

SPECIFICATION

660M

RTX A5000 Mobile

Core Specs

Shading Units

384

6,144 +1500.0%

Shaders

384

6,144 +1500.0%

TMUs

24

192 +700.0%

ROPs

16

96 +500.0%

Compute Units

6

—

SM Count

—

48

Clocks

Base Clock

1500 MHz

900 MHz

Boost Clock

1900 MHz

1575 MHz

Memory Clock

System Shared

1750 MHz 14 Gbps effective

Memory

Memory Size

System Shared

16 GB

VRAM (MB)

—

16,384

Memory Type

System Shared

GDDR6

Memory Bus

System Shared

256 bit

Bandwidth

System Dependent

448.0 GB/s

Cache

L1 Cache

128 KB per Array

128 KB (per SM)

L2 Cache

2 MB

4 MB

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

30.40 GPixel/s

151.2 GPixel/s

Texture Rate

45.60 GTexel/s

302.4 GTexel/s

FP32 (TFLOPS)

1,459.2 GFLOPS

19.35 TFLOPS

FP64 (TFLOPS)

91.20 GFLOPS (1:16)

302.4 GFLOPS (1:64)

FP16 (TFLOPS)

2.918 TFLOPS (2:1)

19.35 TFLOPS (1:1)

AI/RT

RT Cores

6

48 +700.0%

Tensor Cores

—

192

Power

TDP

40 W

150 W

TDP (W)

40

150 +275.0%

Power Connectors

None

None

Architecture

Architecture

RDNA 2.0

Ampere

GPU Name

Rembrandt

GA104

Generation

Navi II IGP (Rembrandt Mobile)

Ampere-MW (Ax000)

Process Size

6 nm

8 nm

Transistors

13,100 million

17,400 million

Die Size

208 mm²

392 mm²

Foundry

TSMC

Samsung

Density

63.0M / mm²

44.4M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.0

3.0

CUDA

—

8.6

Shader Model

6.8

6.8

Physical

Slot Width

IGP

—

Outputs

Portable Device Dependent

Portable Device Dependent

Bus Interface

PCIe 4.0 x8

PCIe 4.0 x16

Other

Production

End-of-life

End-of-life

Predecessor

Vega II IGP

Quadro Turing-M

Successor

Navi III IGP

Ada-MW

View Radeon 660M Details View RTX A5000 Mobile Details