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

GeForce RTX 3080

CORE STATE GA102

VRAM 10 GB

CLOCK SPEED 1710 MHz

TDP 320 W

BUS WIDTH 320 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2020

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

1,061

4,407

geekbench_opencl

60,863

167,014

geekbench_vulkan

58,014

145,176

passmark_directx_10

66

170

passmark_directx_11

103

207

passmark_directx_12

51

100

passmark_directx_9

190

258

passmark_g2d

804

1,054

passmark_g3d

12,871

25,086

passmark_gpu_compute

5,226

14,397

DETAILED SPECIFICATIONS

SPECIFICATION

GTX 1660 Ti

RTX 3080

Core Specs

Shading Units

1,536

8,704 +466.7%

Shaders

1,536

8,704 +466.7%

TMUs

96

272 +183.3%

ROPs

48

96 +100.0%

SM Count

24

68 +183.3%

Clocks

Base Clock

1500 MHz

1440 MHz

Boost Clock

1770 MHz

1710 MHz

Memory Clock

1500 MHz 12 Gbps effective

1188 MHz 19 Gbps effective

Memory

Memory Size

6 GB

10 GB

VRAM (MB)

6,144

10,240 +66.7%

Memory Type

GDDR6

GDDR6X

Memory Bus

192 bit

320 bit

Bandwidth

288.0 GB/s

760.3 GB/s

Cache

L1 Cache

64 KB (per SM)

128 KB (per SM)

L2 Cache

1536 KB

5 MB

Performance

Pixel Rate

84.96 GPixel/s

164.2 GPixel/s

Texture Rate

169.9 GTexel/s

465.1 GTexel/s

FP32 (TFLOPS)

5.437 TFLOPS

29.77 TFLOPS

FP64 (TFLOPS)

169.9 GFLOPS (1:32)

465.1 GFLOPS (1:64)

FP16 (TFLOPS)

10.87 TFLOPS (2:1)

29.77 TFLOPS (1:1)

AI/RT

RT Cores

—

68

Tensor Cores

—

272

Power

TDP

120 W

320 W

TDP (W)

120

320 +166.7%

Suggested PSU

300 W

700 W

Power Connectors

1x 8-pin

1x 12-pin

Architecture

Architecture

Turing

Ampere

GPU Name

TU116

GA102

Generation

GeForce 16

GeForce 30

Process Size

12 nm

8 nm

Transistors

6,600 million

28,300 million

Die Size

284 mm²

628 mm²

Foundry

TSMC

Samsung

Density

23.2M / mm²

45.1M / mm²

API Support

DirectX

12 (12_1)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

3.0

3.0

CUDA

7.5

8.6

Shader Model

6.8

6.8

Physical

Slot Width

Dual-slot

Dual-slot

Length

229 mm 9 inches

285 mm 11.2 inches

Height

111 mm 4.4 inches

112 mm 4.4 inches

Outputs

1x DVI1x HDMI 2.01x DisplayPort 1.4a

1x HDMI 2.13x DisplayPort 1.4a

Bus Interface

PCIe 3.0 x16

PCIe 4.0 x16

Other

Launch Price

279 USD

699 USD

Production

End-of-life

End-of-life

Predecessor

GeForce 10

GeForce 20

Successor

GeForce 20

GeForce 40

View GeForce GTX 1660 Ti Details View GeForce RTX 3080 Details