NVIDIA GeForce GTX 660 vs AMD Ryzen Z1 Extreme GPU

VS

NVIDIA GeForce GTX 660

AMD Ryzen Z1 Extreme GPU

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 660 and 16GB VRAM Ryzen Z1 Extreme GPU to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660 's Advantages

Larger VRAM bandwidth (144.2GB/s vs 25.60GB/s)

192 additional rendering cores

AMD Ryzen Z1 Extreme GPU 's Advantages

Released 10 years and 9 months late

Boost Clock has increased by 162% (2700MHz vs 1032MHz)

More VRAM (16GB vs 2GB)

Lower TDP (30W vs 140W)

Score

Benchmark

FP32 (float)

GeForce GTX 660

1.981 TFLOPS

Ryzen Z1 Extreme GPU +318%

8.294 TFLOPS

GeForce GTX 660

VS

Ryzen Z1 Extreme GPU

Graphics Card

Sep 2012

Release Date

Jun 2023

GeForce 600

Generation

Console GPU(ASUS)

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

-

Clock Speeds

980 MHz

Base Clock

800 MHz

1032 MHz

Boost Clock

2700 MHz

1502 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

LPDDR5

192bit

Memory Bus

64bit

144.2GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

12

-

960

Shading Units

768

80

TMUs

48

24

ROPs

32

-

RT Cores

12

16 KB (per SMX)

L1 Cache

128 KB per Array

384 KB

L2 Cache

8 MB

-

L3 Cache

16 MB

Theoretical Performance

20.64 GPixel/s

Pixel Rate

86.40 GPixel/s

82.56 GTexel/s

Texture Rate

129.6 GTexel/s

-

FP16 (half)

16.59 TFLOPS

1.981 TFLOPS

FP32 (float)

8.294 TFLOPS

82.56 GFLOPS

FP64 (double)

518.4 GFLOPS

Board Design

140W

TDP

30W

300 W

Suggested PSU

-

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

Outputs

1x USB Type-C

1x 6-pin

Power Connectors

None

Graphics Processor

GK106

GPU Name

Phoenix

GK106-400-A1

GPU Variant

-

Kepler

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

4 nm

2.54 billion

Transistors

25.39 billion

221 mm²

Die Size

178 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.3

3.0

CUDA

-

5.1

Shader Model

6.8

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