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 A2000

CORE STATE GA106

VRAM 6 GB

CLOCK SPEED 1200 MHz

TDP 70 W

BUS WIDTH 192 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2021

PERFORMANCE BENCHMARKS

geekbench_opencl

12,876

73,310

geekbench_vulkan

14,748

69,089

3dmark_3dmark_steel_nomad_dx12

N/A

1,345

DETAILED SPECIFICATIONS

SPECIFICATION

660M

RTX A2000

Core Specs

Shading Units

384

3,328 +766.7%

Shaders

384

3,328 +766.7%

TMUs

24

104 +333.3%

ROPs

16

48 +200.0%

Compute Units

6

—

SM Count

—

26

Clocks

Base Clock

1500 MHz

562 MHz

Boost Clock

1900 MHz

1200 MHz

Memory Clock

System Shared

1500 MHz 12 Gbps effective

Memory

Memory Size

System Shared

6 GB

VRAM (MB)

—

6,144

Memory Type

System Shared

GDDR6

Memory Bus

System Shared

192 bit

Bandwidth

System Dependent

288.0 GB/s

Cache

L1 Cache

128 KB per Array

128 KB (per SM)

L2 Cache

2 MB

3 MB

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

30.40 GPixel/s

57.60 GPixel/s

Texture Rate

45.60 GTexel/s

124.8 GTexel/s

FP32 (TFLOPS)

1,459.2 GFLOPS

7.987 TFLOPS

FP64 (TFLOPS)

91.20 GFLOPS (1:16)

124.8 GFLOPS (1:64)

FP16 (TFLOPS)

2.918 TFLOPS (2:1)

7.987 TFLOPS (1:1)

AI/RT

RT Cores

6

26 +333.3%

Tensor Cores

—

104

Power

TDP

40 W

70 W

TDP (W)

40

70 +75.0%

Suggested PSU

—

250 W

Power Connectors

None

None

Architecture

Architecture

RDNA 2.0

Ampere

GPU Name

Rembrandt

GA106

Generation

Navi II IGP (Rembrandt Mobile)

Workstation Ampere (Ax000)

Process Size

6 nm

8 nm

Transistors

13,100 million

12,000 million

Die Size

208 mm²

276 mm²

Foundry

TSMC

Samsung

Density

63.0M / mm²

43.5M / 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

Dual-slot

Length

—

167 mm 6.6 inches

Height

—

69 mm 2.7 inches

Outputs

Portable Device Dependent

4x mini-DisplayPort 1.4a

Bus Interface

PCIe 4.0 x8

PCIe 4.0 x16

Other

Launch Price

—

449 USD

Production

End-of-life

End-of-life

Predecessor

Vega II IGP

Quadro Turing

Successor

Navi III IGP

Workstation Ada

View Radeon 660M Details View RTX A2000 Details