NVIDIA GeForce GTX 660 OEM vs AMD Radeon RX 5500 XT

VS

NVIDIA GeForce GTX 660 OEM AMD Radeon RX 5500 XT

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 660 OEM and 4GB VRAM Radeon RX 5500 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 5500 XT 's Advantages

Released 7 years and 4 months late

Boost Clock has increased by 108% (1845MHz vs 888MHz)

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (224.0GB/s vs 134.4GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 660 OEM

2.046 TFLOPS

Radeon RX 5500 XT +153%

5.196 TFLOPS

GeForce GTX 660 OEM

VS

Radeon RX 5500 XT

Graphics Card

Aug 2012

Release Date

Dec 2019

GeForce 600

Generation

Navi

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

823 MHz

Base Clock

1607 MHz

888 MHz

Boost Clock

1845 MHz

1400 MHz

Memory Clock

1750 MHz

Memory

1536MB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

128bit

134.4GB/s

Bandwidth

224.0GB/s

Render Config

-

SM Count

-

Compute Units

22

1152

Shading Units

1408

96

TMUs

88

24

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

-

384 KB

L2 Cache

2 MB

Theoretical Performance

21.31 GPixel/s

Pixel Rate

59.04 GPixel/s

85.25 GTexel/s

Texture Rate

162.4 GTexel/s

-

FP16 (half)

10.39 TFLOPS

2.046 TFLOPS

FP32 (float)

5.196 TFLOPS

85.25 GFLOPS

FP64 (double)

324.7 GFLOPS

Graphics Processor

GK104

GPU Name

Navi 14

GK104-200-KD-A2

GPU Variant

Navi 14 XTX (215-0932396)

Kepler

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

3.54 billion

Transistors

6.4 billion

294 mm²

Die Size

158 mm²

Board Design

130W

TDP

130W

300 W

Suggested PSU

300 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 8-pin

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.3

3.0

CUDA

-

5.1

Shader Model

6.5

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