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

GeForce GTX 1660 Ti

CORE STATE TU116

VRAM 6 GB

CLOCK SPEED 1770 MHz

TDP 120 W

BUS WIDTH 192 bit

ARCHITECTURE Turing

nm

PROCESS 12 nm

LAUNCH DATE 2019

PERFORMANCE BENCHMARKS

geekbench_opencl

12,876

60,863

geekbench_vulkan

14,748

58,014

3dmark_3dmark_steel_nomad_dx12

N/A

1,061

passmark_directx_10

N/A

66

passmark_directx_11

N/A

103

passmark_directx_12

N/A

51

passmark_directx_9

N/A

190

passmark_g2d

N/A

804

passmark_g3d

N/A

12,871

passmark_gpu_compute

N/A

5,226

DETAILED SPECIFICATIONS

SPECIFICATION

660M

GTX 1660 Ti

Core Specs

Shading Units

384

1,536 +300.0%

Shaders

384

1,536 +300.0%

TMUs

24

96 +300.0%

ROPs

16

48 +200.0%

Compute Units

6

—

SM Count

—

24

Clocks

Base Clock

1500 MHz

1500 MHz

Boost Clock

1900 MHz

1770 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

64 KB (per SM)

L2 Cache

2 MB

1536 KB

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

30.40 GPixel/s

84.96 GPixel/s

Texture Rate

45.60 GTexel/s

169.9 GTexel/s

FP32 (TFLOPS)

1,459.2 GFLOPS

5.437 TFLOPS

FP64 (TFLOPS)

91.20 GFLOPS (1:16)

169.9 GFLOPS (1:32)

FP16 (TFLOPS)

2.918 TFLOPS (2:1)

10.87 TFLOPS (2:1)

AI/RT

RT Cores

6

—

Power

TDP

40 W

120 W

TDP (W)

40

120 +200.0%

Suggested PSU

—

300 W

Power Connectors

None

1x 8-pin

Architecture

Architecture

RDNA 2.0

Turing

GPU Name

Rembrandt

TU116

Generation

Navi II IGP (Rembrandt Mobile)

GeForce 16

Process Size

6 nm

12 nm

Transistors

13,100 million

6,600 million

Die Size

208 mm²

284 mm²

Foundry

TSMC

TSMC

Density

63.0M / mm²

23.2M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (12_1)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.0

3.0

CUDA

—

7.5

Shader Model

6.8

6.8

Physical

Slot Width

IGP

Dual-slot

Length

—

229 mm 9 inches

Height

—

111 mm 4.4 inches

Outputs

Portable Device Dependent

1x DVI1x HDMI 2.01x DisplayPort 1.4a

Bus Interface

PCIe 4.0 x8

PCIe 3.0 x16

Other

Launch Price

—

279 USD

Production

End-of-life

End-of-life

Predecessor

Vega II IGP

GeForce 10

Successor

Navi III IGP

GeForce 20

View Radeon 660M Details View GeForce GTX 1660 Ti Details