NVIDIA GeForce GTX 1660 SUPER vs AMD Radeon RX 6900 XTX

VS

NVIDIA GeForce GTX 1660 SUPER AMD Radeon RX 6900 XTX

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 1660 SUPER and 16GB VRAM Radeon RX 6900 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1660 SUPER 's Advantages

Lower TDP (125W vs 330W)

AMD Radeon RX 6900 XTX 's Advantages

Boost Clock has increased by 36% (2435MHz vs 1785MHz)

More VRAM (16GB vs 6GB)

Larger VRAM bandwidth (576.0GB/s vs 336.0GB/s)

3712 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 1660 SUPER

5.027 TFLOPS

Radeon RX 6900 XTX +395%

24.93 TFLOPS

GeForce GTX 1660 SUPER

VS

Radeon RX 6900 XTX

Graphics Card

Oct 2019

Release Date

Unknown

GeForce 16

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1530 MHz

Base Clock

2075 MHz

1785 MHz

Boost Clock

2435 MHz

1750 MHz

Memory Clock

2250 MHz

Memory

6GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

192bit

Memory Bus

256bit

336.0GB/s

Bandwidth

576.0GB/s

Render Config

22

SM Count

-

Compute Units

80

1408

Shading Units

5120

88

TMUs

320

48

ROPs

128

-

Tensor Cores

-

RT Cores

80

64 KB (per SM)

L1 Cache

128 KB per Array

1536 KB

L2 Cache

4 MB

Theoretical Performance

85.68 GPixel/s

Pixel Rate

311.7 GPixel/s

157.1 GTexel/s

Texture Rate

779.2 GTexel/s

10.05 TFLOPS

FP16 (half)

49.87 TFLOPS

5.027 TFLOPS

FP32 (float)

24.93 TFLOPS

157.1 GFLOPS

FP64 (double)

1.558 TFLOPS

Graphics Processor

TU116

GPU Name

Navi 21

TU116-300-A1

GPU Variant

Navi 21 XTXH (215-121000247)

Turing

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

12 nm

Process Size

7 nm

6.6 billion

Transistors

26.8 billion

284 mm²

Die Size

520 mm²

Board Design

125W

TDP

330W

300 W

Suggested PSU

700 W

1x DVI 1x HDMI 2.0 1x DisplayPort 1.4a

Outputs

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

1x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

7.5

CUDA

-

6.6

Shader Model

6.5

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