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 1070 Ti

CORE STATE GP104

VRAM 8 GB

CLOCK SPEED 1683 MHz

TDP 180 W

BUS WIDTH 256 bit

ARCHITECTURE Pascal

nm

PROCESS 16 nm

LAUNCH DATE 2017

PERFORMANCE BENCHMARKS

geekbench_opencl

12,876

55,295

geekbench_vulkan

14,748

59,703

3dmark_3dmark_steel_nomad_dx12

N/A

1,471

geekbench_metal

N/A

22,180

passmark_directx_10

N/A

90

passmark_directx_11

N/A

107

passmark_directx_12

N/A

51

passmark_directx_9

N/A

207

passmark_g2d

N/A

876

passmark_g3d

N/A

14,674

passmark_gpu_compute

N/A

7,165

DETAILED SPECIFICATIONS

SPECIFICATION

660M

GTX 1070 Ti

Core Specs

Shading Units

384

2,432 +533.3%

Shaders

384

2,432 +533.3%

TMUs

24

152 +533.3%

ROPs

16

64 +300.0%

Compute Units

6

—

SM Count

—

19

Clocks

Base Clock

1500 MHz

1607 MHz

Boost Clock

1900 MHz

1683 MHz

Memory Clock

System Shared

2002 MHz 8 Gbps effective

Memory

Memory Size

System Shared

8 GB

VRAM (MB)

—

8,192

Memory Type

System Shared

GDDR5

Memory Bus

System Shared

256 bit

Bandwidth

System Dependent

256.3 GB/s

Cache

L1 Cache

128 KB per Array

48 KB (per SM)

L2 Cache

2 MB

2 MB

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

30.40 GPixel/s

107.7 GPixel/s

Texture Rate

45.60 GTexel/s

255.8 GTexel/s

FP32 (TFLOPS)

1,459.2 GFLOPS

8.186 TFLOPS

FP64 (TFLOPS)

91.20 GFLOPS (1:16)

255.8 GFLOPS (1:32)

FP16 (TFLOPS)

2.918 TFLOPS (2:1)

127.9 GFLOPS (1:64)

AI/RT

RT Cores

6

—

Power

TDP

40 W

180 W

TDP (W)

40

180 +350.0%

Suggested PSU

—

450 W

Power Connectors

None

1x 8-pin

Architecture

Architecture

RDNA 2.0

Pascal

GPU Name

Rembrandt

GP104

Generation

Navi II IGP (Rembrandt Mobile)

GeForce 10

Process Size

6 nm

16 nm

Transistors

13,100 million

7,200 million

Die Size

208 mm²

314 mm²

Foundry

TSMC

TSMC

Density

63.0M / mm²

22.9M / 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

—

6.1

Shader Model

6.8

6.8

Physical

Slot Width

IGP

Dual-slot

Length

—

267 mm 10.5 inches

Height

—

112 mm 4.4 inches

Outputs

Portable Device Dependent

1x DVI1x HDMI 2.03x DisplayPort 1.4a

Bus Interface

PCIe 4.0 x8

PCIe 3.0 x16

Other

Launch Price

—

399 USD

Production

End-of-life

End-of-life

Predecessor

Vega II IGP

GeForce 900

Successor

Navi III IGP

GeForce 20

View Radeon 660M Details View GeForce GTX 1070 Ti Details