GPU Comparison

A

AMD

RADEON

AMD Radeon Pro W6900X

CORE STATE Navi 21

VRAM 32 GB

CLOCK SPEED 2171 MHz

TDP 300 W

BUS WIDTH 256 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2021

VS

NVIDIA

GEFORCE

GeForce GTX 1660

CORE STATE TU116

VRAM 6 GB

CLOCK SPEED 1785 MHz

TDP 120 W

BUS WIDTH 192 bit

ARCHITECTURE Turing

nm

PROCESS 12 nm

LAUNCH DATE 2019

PERFORMANCE BENCHMARKS

geekbench_metal

205,557

N/A

geekbench_opencl

131,392

57,988

geekbench_vulkan

143,199

55,845

3dmark_3dmark_steel_nomad_dx12

N/A

1,065

passmark_directx_10

N/A

61

passmark_directx_11

N/A

79

passmark_directx_12

N/A

49

passmark_directx_9

N/A

177

passmark_g2d

N/A

776

passmark_g3d

N/A

11,646

passmark_gpu_compute

N/A

4,963

DETAILED SPECIFICATIONS

SPECIFICATION

Pro W6900X

GTX 1660

Core Specs

Shading Units

5,120

1,408 -72.5%

Shaders

5,120

1,408 -72.5%

TMUs

320

88 -72.5%

ROPs

128

48 -62.5%

Compute Units

80

—

SM Count

—

22

Clocks

Base Clock

1825 MHz

1530 MHz

Boost Clock

2171 MHz

1785 MHz

Memory Clock

2000 MHz 16 Gbps effective

2001 MHz 8 Gbps effective

Memory

Memory Size

32 GB

6 GB

VRAM (MB)

32,768

6,144 -81.3%

Memory Type

GDDR6

GDDR5

Memory Bus

256 bit

192 bit

Bandwidth

512.0 GB/s

192.1 GB/s

Cache

L1 Cache

128 KB per Array

64 KB (per SM)

L2 Cache

4 MB

1536 KB

L3 Cache

128 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

277.9 GPixel/s

85.68 GPixel/s

Texture Rate

694.7 GTexel/s

157.1 GTexel/s

FP32 (TFLOPS)

22.23 TFLOPS

5.027 TFLOPS

FP64 (TFLOPS)

1,389.4 GFLOPS (1:16)

157.1 GFLOPS (1:32)

FP16 (TFLOPS)

44.46 TFLOPS (2:1)

10.05 TFLOPS (2:1)

AI/RT

RT Cores

80

—

Power

TDP

300 W

120 W

TDP (W)

300

120 -60.0%

Suggested PSU

700 W

300 W

Power Connectors

—

1x 8-pin

Architecture

Architecture

RDNA 2.0

Turing

GPU Name

Navi 21

TU116

Generation

Radeon Pro Mac (Navi II Series)

GeForce 16

Process Size

7 nm

12 nm

Transistors

26,800 million

6,600 million

Die Size

520 mm²

284 mm²

Foundry

TSMC

TSMC

Density

51.5M / 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

2.1

3.0

CUDA

—

7.5

Shader Model

6.8

6.8

Physical

Slot Width

—

Dual-slot

Length

267 mm 10.5 inches

229 mm 9 inches

Height

120 mm 4.7 inches

111 mm 4.4 inches

Outputs

1x HDMI 2.14x Thunderbolt

1x DVI1x HDMI 2.01x DisplayPort 1.4a

Bus Interface

Apple MPX

PCIe 3.0 x16

Other

Launch Price

5,999 USD

219 USD

Production

End-of-life

End-of-life

Predecessor

—

GeForce 10

Successor

—

GeForce 20

View Radeon Pro W6900X Details View GeForce GTX 1660 Details