AMD Radeon RX 7950 XT vs NVIDIA GeForce GTX 1660

VS

AMD Radeon RX 7950 XT

NVIDIA GeForce GTX 1660

We compared two Desktop platform GPUs: 20GB VRAM Radeon RX 7950 XT and 6GB VRAM GeForce GTX 1660 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7950 XT 's Advantages

Boost Clock has increased by 68% (3000MHz vs 1785MHz)

More VRAM (20GB vs 6GB)

Larger VRAM bandwidth (800.0GB/s vs 192.1GB/s)

3968 additional rendering cores

NVIDIA GeForce GTX 1660 's Advantages

Lower TDP (120W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7950 XT +1183%

64.51 TFLOPS

GeForce GTX 1660

5.027 TFLOPS

Radeon RX 7950 XT

VS

GeForce GTX 1660

Graphics Card

Unknown

Release Date

Mar 2019

Navi III

Generation

GeForce 16

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2000 MHz

Base Clock

1530 MHz

3000 MHz

Boost Clock

1785 MHz

2500 MHz

Memory Clock

2001 MHz

Memory

20GB

Memory Size

6GB

GDDR6

Memory Type

GDDR5

320bit

Memory Bus

192bit

800.0GB/s

Bandwidth

192.1GB/s

Render Config

84

Compute Units

-

SM Count

22

5376

Shading Units

1408

336

TMUs

88

192

ROPs

48

-

84

RT Cores

-

256 KB per Array

L1 Cache

64 KB (per SM)

6 MB

L2 Cache

1536 KB

80 MB

L3 Cache

-

Theoretical Performance

576.0 GPixel/s

Pixel Rate

85.68 GPixel/s

1008 GTexel/s

Texture Rate

157.1 GTexel/s

129.0 TFLOPS

FP16 (half)

10.05 TFLOPS

64.51 TFLOPS

FP32 (float)

5.027 TFLOPS

2.016 TFLOPS

FP64 (double)

157.1 GFLOPS

Board Design

300W

TDP

120W

700 W

Suggested PSU

300 W

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

Outputs

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

2x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Navi 31

GPU Name

TU116

Navi 31 XT+

GPU Variant

TU116-300-A1

RDNA 3.0

Architecture

Turing

TSMC

Foundry

TSMC

5 nm

Process Size

12 nm

57.7 billion

Transistors

6.6 billion

529 mm²

Die Size

284 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

7.5

6.7

Shader Model

6.6

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