GPU Comparison

NVIDIA

GEFORCE

NVIDIA 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

VS

NVIDIA

GEFORCE

Tesla K20m

CORE STATE GK110

VRAM 5 GB

CLOCK SPEED —

TDP 225 W

BUS WIDTH 320 bit

ARCHITECTURE Kepler

nm

PROCESS 28 nm

LAUNCH DATE 2013

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

1,061

N/A

geekbench_opencl

60,863

16,085

geekbench_vulkan

58,014

21,936

passmark_directx_10

66

N/A

passmark_directx_11

103

N/A

passmark_directx_12

51

N/A

passmark_directx_9

190

N/A

passmark_g2d

804

N/A

passmark_g3d

12,871

N/A

passmark_gpu_compute

5,226

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

GTX 1660 Ti

Tesla K20m

Core Specs

Shading Units

1,536

2,496 +62.5%

Shaders

1,536

2,496 +62.5%

TMUs

96

208 +116.7%

ROPs

48

40 -16.7%

SM Count

24

—

Clocks

Base Clock

1500 MHz

—

Boost Clock

1770 MHz

—

GPU Clock

—

706 MHz

Memory Clock

1500 MHz 12 Gbps effective

1300 MHz 5.2 Gbps effective

Memory

Memory Size

6 GB

5 GB

VRAM (MB)

6,144

5,120 -16.7%

Memory Type

GDDR6

GDDR5

Memory Bus

192 bit

320 bit

Bandwidth

288.0 GB/s

208.0 GB/s

Cache

L1 Cache

64 KB (per SM)

16 KB (per SMX)

L2 Cache

1536 KB

1280 KB

Performance

Pixel Rate

84.96 GPixel/s

36.71 GPixel/s

Texture Rate

169.9 GTexel/s

146.8 GTexel/s

FP32 (TFLOPS)

5.437 TFLOPS

3.524 TFLOPS

FP64 (TFLOPS)

169.9 GFLOPS (1:32)

1,174.8 GFLOPS (1:3)

FP16 (TFLOPS)

10.87 TFLOPS (2:1)

—

Power

TDP

120 W

225 W

TDP (W)

120

225 +87.5%

Suggested PSU

300 W

550 W

Power Connectors

1x 8-pin

1x 6-pin + 1x 8-pin

Architecture

Architecture

Turing

Kepler

GPU Name

TU116

GK110

Generation

GeForce 16

Tesla Kepler (Kxx)

Process Size

12 nm

28 nm

Transistors

6,600 million

7,080 million

Die Size

284 mm²

561 mm²

Foundry

TSMC

TSMC

Density

23.2M / mm²

12.6M / mm²

API Support

DirectX

12 (12_1)

12 (11_0)

OpenGL

4.6

4.6

Vulkan

1.4

1.2.175

OpenCL

3.0

3.0

CUDA

7.5

3.5

Shader Model

6.8

6.5 (5.1)

Physical

Slot Width

Dual-slot

Dual-slot

Length

229 mm 9 inches

267 mm 10.5 inches

Height

111 mm 4.4 inches

—

Outputs

1x DVI1x HDMI 2.01x DisplayPort 1.4a

No outputs

Bus Interface

PCIe 3.0 x16

PCIe 2.0 x16

Other

Launch Price

279 USD

3,199 USD

Production

End-of-life

End-of-life

Predecessor

GeForce 10

Tesla Fermi

Successor

GeForce 20

Tesla Maxwell

View GeForce GTX 1660 Ti Details View Tesla K20m Details