NVIDIA GeForce GTX 1660 Ti vs AMD Radeon RX 7900 XT

VS

NVIDIA GeForce GTX 1660 Ti

AMD Radeon RX 7900 XT

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 1660 Ti and 20GB VRAM Radeon RX 7900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1660 Ti 's Advantages

Lower TDP (120W vs 300W)

AMD Radeon RX 7900 XT 's Advantages

Released 3 years and 9 months late

Boost Clock has increased by 35% (2394MHz vs 1770MHz)

More VRAM (20GB vs 6GB)

Larger VRAM bandwidth (800.0GB/s vs 288.0GB/s)

3840 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 1660 Ti

5.437 TFLOPS

Radeon RX 7900 XT +846%

51.48 TFLOPS

3DMark Time Spy

GeForce GTX 1660 Ti

6271

Radeon RX 7900 XT +329%

26911

Blender

GeForce GTX 1660 Ti

817

Radeon RX 7900 XT +377%

3905

Shadow of the Tomb Raider 2160p

GeForce GTX 1660 Ti

28

Radeon RX 7900 XT +264%

102

Shadow of the Tomb Raider 1440p

GeForce GTX 1660 Ti

52

Radeon RX 7900 XT +294%

205

Shadow of the Tomb Raider 1080p

GeForce GTX 1660 Ti

80

Radeon RX 7900 XT +273%

299

GTA 5 2160p

GeForce GTX 1660 Ti

60

Radeon RX 7900 XT +183%

170

GTA 5 1440p

GeForce GTX 1660 Ti

62

Radeon RX 7900 XT +174%

170

GTA 5 1080p

GeForce GTX 1660 Ti

154

Radeon RX 7900 XT +23%

190

GeForce GTX 1660 Ti

VS

Radeon RX 7900 XT

Graphics Card

Feb 2019

Release Date

Nov 2022

GeForce 16

Generation

Navi III

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1500 MHz

Base Clock

1387 MHz

1770 MHz

Boost Clock

2394 MHz

1500 MHz

Memory Clock

2500 MHz

Memory

6GB

Memory Size

20GB

GDDR6

Memory Type

GDDR6

192bit

Memory Bus

320bit

288.0GB/s

Bandwidth

800.0GB/s

Render Config

-

Compute Units

84

24

SM Count

-

1536

Shading Units

5376

96

TMUs

336

48

ROPs

192

-

RT Cores

84

64 KB (per SM)

L1 Cache

256 KB per Array

1536 KB

L2 Cache

6 MB

-

L3 Cache

80 MB

Theoretical Performance

84.96 GPixel/s

Pixel Rate

459.6 GPixel/s

169.9 GTexel/s

Texture Rate

804.4 GTexel/s

10.87 TFLOPS

FP16 (half)

103.0 TFLOPS

5.437 TFLOPS

FP32 (float)

51.48 TFLOPS

169.9 GFLOPS

FP64 (double)

1.609 TFLOPS

Board Design

120W

TDP

300W

300 W

Suggested PSU

700 W

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

Outputs

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

1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

TU116

GPU Name

Navi 31

TU116-400-A1

GPU Variant

Navi 31 XT (215-145000156)

Turing

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

12 nm

Process Size

5 nm

6.6 billion

Transistors

57.7 billion

284 mm²

Die Size

529 mm²

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.3

Vulkan

1.3

7.5

CUDA

-

6.6

Shader Model

6.7

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